Mary loved having her own garden and would often spend many hours tending to its care. She was meticulous in watering the plants,pulling the dreaded weeds, and harvesting the fruits and vegetables as they ripened. Her garden consisted of corn, tomatoes, greenbeans, okra, zucchini, squash, lima beans, watermelon, and cantaloupe. Often, the garden would produce much more than Mary andher daughter, Sue, could eat. Rather than waste the delicious food, the ladies would spend hours on the weekend canning the excessvegetables and fruit. It was something they had done for many years. On this particular occasion, Sue noticed that the pressure cooker,the instrument used to sterilize the canned food, did not seem to be acting quite right, but the cans were hot when they came out soshe figured everything would be okay.Several months after their weekend of canning, the ladies invited the entire family over for Thanksgiving dinner. The meal consisted ofturkey, ham, chicken, macaroni and cheese, rolls, spinach salad, tomatoes, corn, lima beans, green beans, and okra. All of thevegetables were the ones they had previously canned from their garden. For dessert, they had pecan pie and vanilla ice cream. Thenext day, while most of the family was out shopping, four of the family members were home with blurred vision, dry mouth, and muscleweakness. Mary called the family physician, Dr. Franklin, who told her to take the sick individuals to the emergency room, and he wouldmeet them there. Upon arrival at the ER, Dr. Franklin asked what the family members had eaten for the meals before they developedthe symptoms. The common foods that all of them ate were the chicken, the ham, the tomatoes, the green beans, and the spinachsalad. The doctor determined that the family was suffering from botulism food poisoning. In the United States, foodborne botulismhappens in 15% of cases each year, frequently from foods with a low acidity. He was suspicious of the green beans and tomatoes, eventhough tomatoes are highly acidic. Dr. Franklin also said that using proper methods of microbial control could have prevented theirillness.
Which of the following is an example of microbial control?
a. Sue washes off the vegetables before serving them in a meal.
b. Mary warms food up in a microwave before putting it on the table.
c. Sue uses bleach to clean the kitchen counters.
d. Mary places leftovers in the refrigerator after the meal.
Answers
Answer:
Option a (Sue........meal) would be the correct answer. Below however is the explanation offered.
Explanation:
Prevention: Clostridium botulinum seems to be a type of bacteria that is prevalent in soils and seems to be present in raw water. As either a resistant spore, this could live in some of these conditions. And when no indications of food contamination become visible, the spores of the whole bacterium would be hard but instead active however after heating. Boil home-processed foods for at least 10 min while feeding. To destroy the activated spores, ten minutes of warming will destroy the toxins. During at least a few thirty minutes, 120 ° of warming can indeed be achieved with the aid of gravity. Discard any containers that appear broken and are therefore bulging, dripping, smelling.Boiling will kill the bacterial spores as well as the toxins it creates. In house soil, bacteria may also be present.All other three methods are not connected to the case provided. So, the solution here is just the right one.
Related Questions
What is the flexibility of spider silk determined by the structure of its molecules
Answers
The flexibility of spider silk determined by the structure of its molecules is quite strong.
The components that make up spider silk are what give it its flexibility. Proteins called fibroins, which are made up of amino acids organised in a certain sequence, make up spider silk. The arrangement of amino acids in fibroin proteins results in a helical structure, which is held together by hydrogen bonds between the amino acids.
The fibroin protein chain's exact arrangement of amino acids and hydrogen bonds produces a special blend of strength and flexibility. The silk is flexible enough to stretch and absorb energy without breaking and robust enough to resist significant stress. Spider silk is a fantastic material for many uses, including clothes, medical equipment, and even bulletproof vests, thanks to its unique mix of qualities.
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NEED HELP WILL GIVE BRAINLISEST RN
Answers
From punnett squares, we can get genotypic and phenotypic ratios and probabilities among the progenies. Cross 1: genotypic ratio 1:2:1. Phenotypic ratio 3:1. Cross 2: 75% probability of having a white horn.
What is a punnett square?
The Punnett square is a graphic representation that shows the different types of gamete combinations according to the alleles involved in a cross.
Punnett square shows the probabilities of getting offspring with different genotypes and their consequent phenotypes.
Cross 1:
Parentals) Ee x Ee
Gametes) E e E e
Punnett square) E e
E EE Ee
e Ee ee
F1) Genotype
25% = 1/4 of the progeny is expected to be homozygous dominant EE
50% = 2/4 of the progeny is expected to be heterozygous, Ee
25% = 1/4 of the progeny is expected to be homozygous recessive, ee
Phenotype
75% = 3/4 of the progeny is expected to express one eye (1/4 EE + 2/4 Ee)25% = 1/4 of the progeny is expected to express two eyes (ee)Genotypic ratio ⇒ 1:2:1 ⇒ 1/4 EE : 2/4 Ee : 1/4 ee
Phenotypic ratio ⇒ 3:1 ⇒ 3/4 one eye : 1/4 two eyes
Cross 2:
Parentals) Ww x Ww
Gametes) W w W w
Punnett square) W w
W WW Ww
w Ww ww
F1) Genotype
25% = 1/4 of the progeny is expected to be homozygous dominant WW
50% = 2/4 of the progeny is expected to be heterozygous, Ww
25% = 1/4 of the progeny is expected to be homozygous recessive, ww
Phenotype
75% = 3/4 of the progeny is expected to express white horn (1/4 WW + 2/4 Ww)25% = 1/4 of the progeny is expected to express brown horn (ww)Genotypic ratio ⇒ 1:2:1 ⇒ 1/4 WW : 2/4 Ww : 1/4 ww
Phenotypic ratio ⇒ 3:1 ⇒ 3/4 white horn : 1/4 brown horn
Offspring has 75% probability of having a white horn.
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High-end electrical, audio, and video cables are
advertised as gold plated. What do you think the purpose
of the gold is?
Type your answer here.
Answers
Answer:Gold is highly resistant to corrosion or oxidation, so prevents poor connections from those sources.
Explanation:
Answer: its a conductor...?
Explanation: gold is a conductor, so plating wires and cables will increase speed and electric charge
Which is a common mistake to watch out for when taking a test?
reading test directions
rushing through the test
checking that answers are legible
showing all work
Answers
Answer:
Rushing through the tests B.
Explanation:
Answer:
The answer you are lookin for is B
Explanation:
Although Domain Bacteria is very diverse, bacteria do share some basic characteristics. Which of the following are some of those shared characteristics?
Question 4 options:
Bacteria are surrounded by a a strong cell wall made of a molecule called peptidoglycan.
Bacteria are eukaryotes.
Bacteria are prokaryotes.
Their DNA is one single, circular chromosome
Answers
Answer:
Bacteria are eukaryotes
They have a single DNA,circular chromosome
Explanation:
It's their basic characteristics that they share .
What are the products of aerobic cellular respiration? chose three hurry
glucose
water
oxygen
carbon dioxide
energy
Answers
What are the products of aerobic cellular respiration? chose three hurry.
Choosing:glucosewateroxygencarbon dioxideenergyAnswer:Oxygen Water Carbon Dioxide The broken down products with oxygen, making water and carbon dioxide. The carbon dioxide is a waste product of aerobic respiration because cells do not need it.#CARRYONLEARNING #STUDYWELLWhat are the products of aerobic cellular respiration? chose three hurry.
Answer:Oxygen Water Carbon DioxideThe broken down products with oxygen, making water and carbon dioxide. The carbon dioxide is a waste product of aerobic respiration because cells do not need it.
#READINGHELPSWITHLEARNING #CARRYONLEARNING #STUDYWELLCholesterol has a much higher profile than the other lipids because of its association with heart disease. Despite its lethal reputation with the public, cholesterol is vital to the body: it maintains proper fluidity of animal cell membranes and is the precursor of steroid hormones such as progesterone, testosterone, estradiol, and cortisol. Cholesterol is synthesized in the liver and, to a lesser extent, in other tissues. The rate of its synthesis is highly responsive to the cellular level of cholesterol. Cholesterol synthesis can be effectively blocked by a class of compounds called statins. The market of the statins is estimated at $20 billions.
Explain the mechanism of action of statins.
Answers
Answer and Explanation:
The mechanism of action of statins begins with the inhibition of a protein called HMG-CoA reductase, allowing its substrate to accumulate in the body and promote cholesterol reduction. At that moment, a transporter called OATP (Organic Anion Transporting Polypeptides) takes statins to the epatic tissue where they will be transformed and metabolized until they are eliminated through bile. This elimination is influenced by the P-glycoprotein, which is the main cause of the efflix presented by the bili. This process can get help from other molecules like some protease inhibitors, digoxin and cyclosporine.
Which organisms can reproduce using the process of fragmentation
Answers
Fragmentation is a form of asexual reproduction and is seen in annelids, fungi, cyanobacteria, sponges, and flatworms.
In Fragmentation, an organism divides itself into a number of fragments. It occurs when an organism completely breaks down independently irrespective of the other parts. Each one of these fragments matures into fully grown adults that are clones of the original organism.
Asexual reproduction usually involves the participation of a single parent alone can produce new offspring. The newly produced individual is genetically identical to one another and its parent. Both multicellular and unicellular organisms divide by fragmentation which is asexual reproduction.
Fragmentation is the most common method of reproduction in lower invertebrates. It is seen in many organisms including filamentous cyanobacteria, algae, lichens, molds, many plants, and animals such as flatworms, annelid worms, sponges, and sea stars.
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The organisms that can reproduce by fragmentation are Option d Sponges and Sea anemones.
Fragmentation is a form of asexual reproduction in which an organism breaks into two or more fragments, and each fragment develops into a new individual. Both sponges and sea anemones are examples of organisms that exhibit this mode of reproduction.
Sponges are simple multicellular animals that lack true tissues and organs. They possess a porous body structure, and when a sponge is fragmented, each fragment has the potential to develop into a new sponge through regeneration. These fragments contain specialized cells called archaeocytes that can differentiate into various cell types required for the formation of a new sponge.
Sea anemones, on the other hand, are marine animals belonging to the phylum Cnidaria. They have a cylindrical body with tentacles surrounding their mouth. When a sea anemone is fragmented, each piece can regenerate into a complete individual. The process involves the differentiation of cells within the fragments, leading to the development of new tentacles, body parts, and eventually a mature sea anemone.
Both sponges and sea anemones have remarkable regenerative abilities, allowing them to reproduce through fragmentation. This form of asexual reproduction enables them to colonize new areas, expand their population, and adapt to changing environmental conditions. Therefore the correct option is D
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The Question was Incomplete, Find the full content below :
The organisms which can reproduce by fragmentation are:
(a) Corals and Sponges
(b) Corals and Spirogyra
(c) Sea anemone and Spirogyra
(d) Sponges and Sea anemones.
Help please!!!!!!!!!
Answers
Answer: It's either D or B
Explanation:
2. When magnesium (Mg) metal is burned in the presence of oxygen (O2), magnesium oxide (MgO) is
produced. The properties of magnesium oxide are different than the individual properties of magnesium and
oxygen because magnesium oxide is
A. a solution.
B. a mixture.
C. a compound
D. an element.
Answers
Answer:
its compound
Explanation:
When magnesium (Mg) metal is burned in the presence of oxygen (O₂), magnesium oxide (MgO) is produced as a compound. The correct option is C.
What is a compound?A compound is a substance that is made by joining two or more substances. When substances react with each other, they form bonds with each other and create compounds. The chemical elements are combined in fixed ratios.
Magnesium (metal) is combined with oxygen (O) to form magnesium oxide, which is a compound. The ratio of magnesium and oxygen is equal in this compound. The different properties of these elements combined to form this compound property.
The molecular formula of a compound is the total number of atoms present in a molecule of the compound.
Therefore, the correct option is C. a compound.
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If a physicist performs an experiment, who would likely try to replicate it?
The physicist himself
Other physicists
The family of the physicist
No one, because an experiment can never be replicated
Answers
I think the answer is the second one.
Which chamber of the heart receives blood back from the body that's low in oxygen
Answers
Answer:
superior vena cava
Explanation:
Oxygen-poor blood returns from the body to the heart through the superior vena cava (SVC) and inferior vena cava (IVC), the two main veins that bring blood back to the heart. The oxygen-poor blood enters the right atrium (RA), or the right upper chamber of the heart.
1.1.1.
Which building blocks are correctly matched to the macromolecule
they form?
A. Amino acids make proteins.
B. Glucose molecules make lipids.
C. Nucleotides make carbohydrates.
D. Fatty acid chains make nucleic acids.
Answers
Answer:A
Explanation:
The building blocks are correctly matched to the macromolecule they form are amino acids make proteins. Thus, option A is correct.
What is protein?Protein is defined as the large macromolecules and biomolecules that are made up of long chains of amino acid. There is various function of protein such as DNA replication, speeding up chemical reaction, and helps to maintain the structure of cell.
The main function of protein is to maintain the structure and function of organs, repair muscle, and muscles. Diet contain high protein is recommended for the purpose of losing weight, reducing fat, or increasing fat.
There are several types of protein such as structural protein, transport proteins, antibodies, contractile proteins, hormonal proteins, and enzymes.
Therefore,The building blocks are correctly matched to the macromolecule they form are amino acids make proteins. Thus, option A is correct.
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According to Stevens the intensity of a sensation is:
A) directly proportional to the intensity of the reflected sound-wave.
B) decreased as the intensity of the physical stimulus increases.
C) directly proportional to the intensity of the physical stimulus raised by a constant power (exponent).
D) directly proportional to the logarithm of the intensity of the physical stimulus raised by a constant power.
Answers
Stevens says that the intensity of a feeling is: decreased as the physical stimulus became more intense.
Option B is correct.
How does an electric field work?The force per unit charge that is applied to a positive test charge that is at rest at that location is represented by the electric field, which is described mathematically as a vector field that can be connected to any point in space. An electric field can be created by either the electric charge or time-varying magnetic fields.
What is intensity ?The intensity (I) of a wave is determined by dividing the surface area over which the energy is dispersed by its rate of energy transfer. To put it another way, intensity refers to the rate of energy flow per unit area. The amount per unit region is estimated by force. Intensity is typically used to describe the size of waves per unit area. Another way to think about a wave's strength is its power per unit of area over time.
Therefore, Stevens asserts that the intensity of a sensation is as follows: diminished as the force of the actual improvement increments.
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Which best describes the location and direction of the sternal region to the umbilical region?
Answers
Answer:
The belly Button?
Explanation:
I need help on This question This is My homework
Answers
The potential sources of error can be eliminated by testing a fourth group in which participants do not get the dosage. The correct option is A.
Scientists can establish if the reported effects are indeed caused by the mineral supplement or whether they are the consequence of other variables by comparing the results of this group with those of the three groups receiving various dosages.
If the fourth group, which did not get the dosage, has the same outcomes as the other groups, it implies that the observed benefits may not be attributable to the drug but rather to other elements such as placebo effects, natural healing, or changes in the instances of the common cold itself. This extra control group contributes to the precision and dependability of the study's conclusions.
Thus, the ideal selection is option A.
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explain how precipitation affects the phosphorus cycle
Answers
Answer:
Disrupts the nitrogen cycle by contaminating the groundwater and making it more difficult for the plants to absorb the nitrogen and causes the phosphorus cycle to accelerate, resulting in an excess of phosphorus in water and soil.
Explanation:
The precipitation affects the phosphorus cycle in many ways where the soil erosion will take place if the precipitation happens then the weathering of rocks along with the soil getting off will make the nutrients loss in the soil.
What is the cycle of rain called as ?
The cycle of the rain is called as water cycle where the evaporation along with the condensation takes place.
If the precipitation level in the atmosphere is increased then in this case it will increase the transportation of phosphorus along with the other nutrients into soil along with the water sources and the coastal areas as well.
The main reasons of such scenario is because of the deforestation, loss of habitat by the continued invasion of human activities in the natural resources. The reduction of nutrients loss in soil makes an huge impact over the phosphorus cycle.
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Explain the term "molecular clock" and describe the types of measurements and comparisons that can be made with this type of clock.
Be sure to answer this question in paragraph form, using complete sentences.
Answers
A "molecular clock" is any technique that may be used to calibrate the age of a species / taxonomic group by using the mutation rate of one genomic sequence.
What is the mutation rate?The mutation rate is the time required for one sequence to mutate (change) in its nucleotide bases.
The mutation rate is used to estimate the age of one species by molecular clocks that estimate nucleotide differences in a given period of time.
In conclusion, a "molecular clock" allows estimating the age of a species by using the mutation rate.
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Hurry! Due tommorow.
Answers
The body is composed of many parts. The parts of the body make it possible for the body to work very well.
How does the body work together in unison?The body is composed of many parts. The parts of the body make it possible for the body to work very well. Now all the parts of the body play various roles but all the roles that are played by the parts of the body have the grand purpose of making the body to work.
Foe instance, the eyes enables us to see while the leg moves us form place to place. The entire skeletal system assist in making this movement possible.
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All the populations in a given area. *
A. population
B. biome
C. community
Answers
Is it a complete question??
for a nuclear factor known as STAT3.
Based on the information in the passage, which protein domain of STAT3 is NOT predicted to play a role in its signaling?
O Nuclear localization domain
O Signal sequence domain
O DNA binding domain
O Protein binding domain
Answers
The protein domain of STAT3, which is not expected to play a role in STAT3 signaling, is the signal sequence domain. Correct answer: letter B.
The signal sequence domain of STAT3 is a protein domain that is not expected to play a role in STAT3 signaling. This domain is located at the amino-terminal end of the protein and is responsible for targeting STAT3 to the endoplasmic reticulum for further post-translational modification.
The signal sequence is a short hydrophobic region of about 20 amino acids that is recognized and bound by the SRP (signal recognition particle) receptor of the endoplasmic reticulum membrane. Once bound, the SRP receptor helps STAT3 to enter the endoplasmic reticulum, where it can be modified, folded, and transported to its eventual destination.
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How was the blending of the Aztec and Spanish cultures good
Answers
Answer:
it made them stronger
Explanation:
if two cultures blend together that makes that culture stronger
The outside layer (skin) of a root which contains hairs is the
cuticle
epidermis
Answers
Answer:
Epidermis
Explanation:
Answer:
epidermis
Explanation:
The epidermis , made up if dermal tissue is the outermost layer of the root. Like the epidermis of human skin, the root epidermisis protective, preventing damage to the root. Beneath the epidermis is a layer ground tissue is called the cortex
Hope it helpful^_^
PLEASE HELLLPPPP :,,,,,,,,|
Answers
Answer:
The mirrors refracted light waves differently.
Explanation:
We see with rays of light and so we see our selves when the light bounces the image of us back to us when the light reflects (refracts) off of the mirror.
Which statement best describes a reliable source of information?
A source that follows the scientific method.
A source that includes the evidence to persuade a side.
A source that includes opinions to support a claim.
A source that uses pseudoscience to gather evidence.
Answers
The statement best describing a reliable source of information is:A source that follows the scientific method.
A reliable source of information is one that follows the scientific method. The scientific method is a systematic approach to investigating phenomena, which involves formulating a hypothesis, conducting experiments or observations, collecting data, and drawing conclusions based on evidence. By adhering to the scientific method, a source ensures that its information is based on rigorous and objective analysis.
A reliable source of information focuses on providing evidence to support its claims rather than relying on opinions. It presents data, facts, and research findings obtained through scientific studies or credible sources. This evidence-based approach adds credibility to the information presented and allows readers to evaluate the validity of the claims.
On the other hand, a source that includes opinions to support a claim may lack objectivity and can introduce bias into the information. Opinions alone do not necessarily provide a reliable basis for making informed judgments or decisions.
A reliable source also avoids the use of pseudoscience to gather evidence. Pseudoscience refers to claims or practices that are presented as scientific but lack the rigorous scientific methods and evidence required for validation. Such sources often promote ideas that are not supported by credible scientific research and can mislead readers.
In summary, a reliable source of information is one that follows the scientific method, presents evidence to support claims, avoids relying solely on opinions, and does not use pseudoscience to gather evidence. By adhering to these principles, a source can provide trustworthy and accurate information to its audience.
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(a) (i) 2. IV: V: I: II: III: The diagram below is an illustration of structures involved in the circulation of blood in mammals. Study it and answer questions 2(a) to 2(f). VI V VII (ii) Identify the parts labelled I to VIII. ↑ VIII Pulmonary vain I -11 IV Name two features that show that the structures are possessed by humans. Pla [2 marks] D Wr this
Answers
I - Left Atrium, II - Left Ventricle, III - Right Ventricle, IV - Right Atrium, V - Aorta, VI - Pulmonary Artery, VII - Pulmonary Vein, VIII - Vena Cava.
The labeled parts in the diagram represent structures involved in mammalian blood circulation, specifically for humans. I is the Left Atrium, where oxygenated blood enters the heart. II is the Left Ventricle, which pumps oxygenated blood to the body.
III is the Right Ventricle, which pumps deoxygenated blood to the lungs. IV is the Right Atrium, where deoxygenated blood returns to the heart. V is the Aorta, the main artery supplying oxygenated blood to the body. VI is the Pulmonary Artery, transporting deoxygenated blood to the lungs.
VII is the Pulmonary Vein, carrying oxygenated blood back to the heart. VIII is the Vena Cava, returning deoxygenated blood from the body to the heart.
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1. Is it advisable to switch the microscope on while looking through the eyepiece?
Answers
Answer:
yes ithink its important to switch on
An ABIOTIC factor that can affect an ecosystem is:
A.Virus
B. Locust invasion
C. Mass extinction
D. Hurricane
Answers
Answer:
The answer would be: D. Hurricane
Choose the answer that best completes the sentence below.
Jobs of the president, senators, and representatives are all important jobs
Americans vote for the people who will represent them.
A. before
B. but
C. even though
D. so
Pls is for todays
Answers
Answer: D
the answer is D because it would fit best with this sentence
A student is writing a description of how cyclic factors can combine to create extreme seasons. Complete the student's description. Cyclic factors can greatly influence Earth's climate. For example, more extreme seasons could be caused by (blank) tilt in Earth's rotational axis. Similarly, summer occurring at (blank) along a (blank) eccentric orbit path would make for an extreme summer.
Answers
The cyclic factors that can combine to create extreme seasons are called Milankovitch cycles, and involve several factors:
• Axial tilt or obliquity (how inclined or tilted is the Earth's rotational axis)
,• Axial precession (direction of the Eart's rotation)
,• Apsidal precession (the orientation of the Earth's orbit)
,• Orbital eccentricity (how elongated is the orbit)
,• Orbital inclination
We see that the sentence mentions them, let's use the options provided (perihelion, more, an increased) to complete the sentence.
For example, more extreme seasons could be caused by an increased tilt on Earth's rotational axis. Similarly, summer occurring at perihelion (closest to the sun) along a more eccentric orbit path would make for an extreme summer.