In August 2010, about 500 million eggs were recalled by the government because its egg shells were contaminated with salmonella. This is an example of __________.
a.
how toxic heavy metals can enter the environment through natural processes
b.
how persistent organic pollutants do not easily break down in the environment
c.
how chemicals can change reproductive processes in organisms
d.
how thermal pollution can cause the spread of a disease
e.
how transmission of infectious diseases can be through environmental factors

Answers

Answer 1

Answer:

I think it's E

Explanation:

E seems to fit well. I'm taking this test right now so I'm not sure but I hope this helps. Sorry if its not :(

Answer 2

Answer:

E. infectious diseases

Explanation:

I am not 100% sure, but I'll tell you why if you need another's input.

Salmonella is a natural, completely biological bacteria that transmits through the fecal-oral route or by food and water. Aka, shells that have been contaminated with poop or had salmonella to begin with.

In other words, salmonella has nothing to do with any foreign/inorganic substances like the chemicals mentioned in the other answers.


Related Questions

In a unique species of plants, flowers may be yellow, blue, red, or mauve. All colors may be true-breeding. If plants with blue flowers are crossed to red-flowered plants, all F1 plants have yellow flowers. When these produced an F2 generation, the following ratio was observed: 9/16 yellow, 3/16 blue, 3/16 red, and 1/16 mauve. Determine the F1 results of a cross between true-breeding red and true-breeding mauve flowered plants.

Answers

Answer:

F1) 100% bbRr, red flowered plants.

Explanation:

Available data:

flowers may be yellow, blue, red, or mauvecolors may be true-breedingthe cross of blue-flowered plants with red-flowered plants, produce plants that have yellow flowersF2 generation: 9/16 yellow, 3/16 blue, 3/16 red, and 1/16 mauve.

Knowing that the phenotypic ratio is 9:3:3:1, we can assume that there are two genes involved in the flower color expression. We can name these genes B and R with a dominant and a recessive allele each (B, b and R, r respectively).

According to the first cross, we might establish the following genotypes:

1st Cross: blue-flowered plant     x     red-flowered plant

Parentals)         BBrr                     x                bbRR

Gametes)     Br, Br, Br, Br                         bR, bR, bR, bR

F1) 100% BbRr, yellow plants

Parentals)   BbRr     x     BbRr

Gametes) BR, Br, bR, br

                BR, Br, bR, br

Punnett square)     BR       Br        bR          br

                  BR     BBRR    BBRr   BbRR     BbRr

                  Br      BBRr     BBrr     BbRr      Bbrr

                  bR     BbRR    BbRr    bbRR      bbRr                    

                  br      BbRr     Bbrr      bbRr      bbrr

F2)  9/16 yellow ---> 1/16 BBRR + 2/16 BBRr + 4/16 BbRr + 2/16 BbRR  

       3/16 blue ------> 1/16 BBrr + 2/16 Bbrr

       3/16 red---------> 1/16 bbRR + 2/16 bbRr

       1/16 mauve ----> 1/16 bbrr    

So,

Yellow-flowered plants: BBRR, BBRr, BbRR, BbRrRed-flowered plants: bbRR, bbRrBlue-flowered plants: BBrr, BbrrMauve-flowered plants: bbrr

According to these genotypes, the second cross would be like following,

2nd Cross: true-breeding red-flowered plants with true-breeding mauve flowered plants.                

Parentals)          bbRR       x        bbrr

Phenotype)       Red                   Mauve

Gametes)   bR, bR, bR, bR      br, br, br, br

Punnett square)    bR       bR        bR        bR                    

                    br    bbRr     bbRr    bbRr     bbRr

                    br    bbRr     bbRr    bbRr     bbRr

                    br    bbRr     bbRr    bbRr     bbRr

                    br    bbRr     bbRr    bbRr     bbRr

F1) 100% bbRr, red flowered plants.

Oxygen is carried through the blood by the protein hemoglobin. It is said in the article that a mutation of this protein known as
is the result of oxygen poor blood, which appears blue in veins.
A)Hemotosin
B)Methemeglobin
C)Hemolethoglobin
D)Blood Platelets

Answers

Answer:

The correct answer is - B) Methemeglobin.

Explanation:

Methemeglobin is a blood disorder due to the mutation in the hemoglobin which is known as the result of oxygen-less blood. In this disorder, the tissue did not get enough oxygen and appeared to be purple, or blue.

In this mutated form of hemoglobin iron atoms present in ferric instead of the ferrous state and therefore not able to bind with oxygen. It appears blue in veins and tissues look blue or purple.

Massive stars end their lives in a huge explosion called what?

Answers

Answer:

The death of a star the results in an explosion is called a Super Nova.

If This helped consider making it brainliest.

supernovas is the correct answer

What sequence would be on the other strand of DNA if one strand of DNA containsthe sequence TACGGATCACTAATC . Do not put spaces between the letters in your answer .​

Answers

If one strand of DNA contains the sequence TACGGATCACTAATC, the other strand will contain the sequence ATGCCTAGTGATTAG.


Please help!!!!

Can someone please give a small description on these words based off of animals cell

Golgi body
Cell membrane
Centrosome
Nucleus
Vacuole
Mitochondrion

Answers

Answer:

1.A Golgi body, also known as a Golgi apparatus, is a cell organelle that helps process and package proteins and lipid molecules, especially proteins destined to be exported from the cell.

2.The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell, and that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.

3.The cytocenter or centrosome is a cellular organelle that is not surrounded by a membrane; ... " centrosome- related bodies " (CRBs for centrosome- related bodies) are often seen at ectopic sites.

4.The nucleus is a membrane-bound organelle that contains genetic material (DNA) of eukaryotic organisms. As such, it serves to maintain the integrity of the cell by facilitating transcription and replication processes. It's the largest organelle inside the cell taking up about a tenth of the entire cell volume.

5.A vacuole is a membrane-bound cell organelle. In animal cells, vacuoles are generally small and help sequester waste products.

6.power house of the cell

Explanation:

Golgi body modifies, packages, and transports proteins and lipids. The cell membrane is made of phospholipids, it is semi-permeable, and allows only small, non-polar particles to enter. Centrosomes are organelles that assist in cell division. The nucleus is where the cell is controlled. It contains the DNA of the cell. Vacuoles are organelles that “eat” and destroy potentially harmful, non belonging particles. It also helps control water concentration.

should there be male and female jobs in science and technology?

Answers

Yes there should yes

Which is larger, 40 centimeters or 670 millimeters?​

Answers

Answer:

670 Millimeters

Explanation:

1 Millimeter = 0.1 Centimeter

670 millimetres is equal to 67 cm which is greater than 40 cm. So 670 mm is greater than 40 cm.

What is a millimetre?

It is a unit of measurement for length/distance. It is a very small unit of measurement. It is a visible unit of measurement, unlike a micrometre which is smaller than a millimetre but measures things that are not visible to the unaided eye.

It is a part of the metric system commonly used in Science, Technology Engineering and Mathematics (STEM). A millimetre is measured as one-thousandth of a metre.

The word metre is derived from a Greek word which means measure. The metric system that is used internationally for the measurement of various quantities is based on decimals.

Like a millimetre is one-thousandth of a metre, a micrometre is one-millionth of a metre. A centimetre is one-hundredth of a meter and a quantity smaller than a micrometre called a nanometer is one-billionth of a meter.

Therefore, 670 mm is 67 cm which is greater than 40 cm.

Read more about measurements, here

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What trophic level is a Rhinoceros hornbill?

Answers

Answer: I don’t know I need points I’m sorry

Explanation:

Answer: Level 3 or Secondary Consumers

Explanation: Good luck! :D

This refers to information gathered by observation or experimentation​

Answers

Explanation:

info gathered b4 and after an experiment is used to confirm or disprove a hypothesis ( educated guess).

describe thermal energy in your own words

Answers

Answer:

Due to the movement of particles within that object or system, thermal energy is energy owned by an object or a system. ... The result of thermal energy is that an object or system has a temperature that can be measured. Thermal energy can be transferred in the form of heat from one object or system to another.

Explanation:

Describe one type of factor that controls cell division.

Describe how damage to one of these factors can affect the cell division process.

Thanks!

Answers

The cell cycle is controlled by many cell cycle control factors, namely cyclins, cyclin-dependent kinases (Cdks) and cyclin-dependent kinase inhibitors (CKIs). Cyclins and Cdks, which are positive regulators of the cell cycle, activate cell cycle factors that are essential for the start of the next cell cycle phase.

Factors Affecting Cell Division
Nutrients. The nutrients present in the cell affect cell division. ...
Genetics. Genetic code regulates cell division. ...
Chemicals. Exposure to toxic chemicals such as pesticides and some cleaning chemicals can cause cell mutation. ...
Stress. Stress affects cell division.

Numerous cell cycle regulatory components, including cyclins, cyclin-dependent kinases (Cdks), and cyclin-dependent kinase inhibitors, regulate the cell cycle (CKIs).

What is a factor that controls cell division?

Positive cell cycle regulators cyclins and Cdks activate cell cycle components that are necessary for the beginning of the subsequent cell cycle phase.

The Influences on Cell Division Nutrients. Genetics: The nutrients in the cell have an impact on cell division. Cell division is controlled by genetic code and chemicals. Cell mutation can occur as a result of exposure to hazardous substances like pesticides and some cleaning products. Stress. Cell division is impacted by stress.

Therefore, numerous cell cycle regulatory components, including cyclins, and cyclin-dependent kinases Cdks.

Learn more about cells, here:

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is narcolepsy recessive or dominant

Answers

Answer:

Recessive

Explanation:

Answer: Recessive

Explanation:

What determines how long the Moon takes to complete one
cycle of phases?

Answers

Answer:

It takes 27 days 7 hours and 43 minutes for the Moon to complete one full orbit around Earth. it's called the sidereal month it's measured by our Moon's position relative to distant fixed stars. but it takes our Moon about 29.5 days to complete one cycle of phases from new Moon to new Moon.

Explanation:

learned about it in 5th grade

Which part of the plant cell provides protection and structural support

Answers

Answer:

cell wall provides protection and structural support

Cell Wall provides the structural support and protection.

what did bhakti propogate ? ​

Answers

Answer:The saints of Bhakti movement strongly believed in the concept of monotheism. It meant surrender to one god. They did not propagate any religious belief. But they did propagate philosophies related to their bhakti to their idol. The most fascinating part of ‘Bhakti’ movement was that it could be followed by everyone.

Explanation:

Lead is melted and is poured into a mold to make fishing weights. This is an example of a________change.

1) physical
2)chemical

Answers

Physical change because it does not combine with any other substance it just changes the state of matter

Obliquity refers to the changes to the direction of Earth's tilt
A
True
B
False

Answers

B false I don’t feel like explaining jus go wit it

1-Brown eyes (B) are dominant to blue eyes (b). Straight hair (H) is dominant to curly hair (h). Free earlobes (E) are dominant to attached earlobes (e). If individual one who has the genotype BbHhEe is crossed with individual two who has the genotype bbhhEe, what is the probability that their offspring has brown eyes, straight hair, and attached earlobes?(I asked last time but I didn't get a serious answer, please make your answers as one percentage.)

Answers

Answer:

The correct answer would be - 1/16 or 6.25% is the probability that their offspring has brown eyes, straight hair, and attached earlobes

Explanation:

In this question, it is given that-

1. Brown eyes (B) are dominant to blue eyes (b)

2. Straight hair (H) is dominant to curly hair (h)

3. Free earlobes (E) are dominant to attached earlobes (e)

Now the cross between BbHhEe (Brown eyes-straight hair-free earlobe) with bbhhEe (blue eyes-curly hair-free earlobe) takes place.

Gametes will be -

BbHhEe - BHE, BhE, Bhe, BHe, bHE, bHe, bhE, bhe

bbhhEe - bhE, bhe

cross would be -

            BHE      BhE       Bhe        BHe        bHE        bHe        bhE       bhe

bhE   BbHhEE  BbhhEE BbhhEe BbHhEe bbHhEE  bbHhEe bbhhEE bbhhEe

bhe   BbHhEe  BbhhEe Bbhhee BbHhee bbHhEe  bbHhEe bbhhEe bbhhee

By the Punnett cross, we get only one out of 16 offspring with brown eyes, straight hair, and attached earlobes

Thus, the correct answer would be - 1/16 or 6.25% is the probability that their offspring has brown eyes, straight hair, and attached earlobes

describe all of the possible phenotypes of the father's parents. Show the punnet square to support your awnser

Answers

Answer:

We don't know.

Explanation:

We need more to answer this.

(HELP ASAP I'LL GIVE YOU BRAINLIEST)
Even the most successful entrepreneurs are unable to add to economic growth locally, nationally, or even globally.

A.
True

B.
False

Answers

A. I believe



sorry if wrong <333

(HELP ASAP I'LL GIVE YOU BRAINLIEST)
What company began as an online bookstore in someone’s garage and has grown to a multi-billion dollar business that is innovating drone delivery, cashier-less and checkout-less grocery stores?

A.
Amazon

B.
Wal-Mart

C.
Etsy

D.
Spotify

Answers

Amazon duhh I need a longer sentence

Answer:

A. Amazon

Jeff Bezos' parents invested 250,000$ in his business.

please help me simple bio genetics

Answers

the answer is D
met-trp—asn—arg-cys-stop

Using the graph below, what does 'K' represent?
3
k
population
2
time
Death rate
Exponential growth
Ecosystem decline
Carrying capacity

Answers

Answer:

Explanation:

I can't help u cause there is no graph

Which statement is FALSE about Redi & Pasteur’s experiments?

Question 1 options:

Redi’s independent variable was jar coverings.

Pasteur’s independent variable was boiled broth.

Pasteur’s dependent variable was the growth of microbes (bacteria).

Both experiments were conducted gather evidence to disprove spontaneous generation.

Answers

Answer: i think c

Explanation:.

tanked

A.)
B.)
C.)
d

Answers

Answer:

A.)

Explanation:

The answer is A. I believe this is correct please inform me if it is correct or incorrect. Stay afriv

The answer is A.........

What is the MOST recent evidence supporting plate tectonics?
A) GPS monitoring of plate speeds and movements
B) the WWI discovery of paleomagnetic reversals
C) the 1963 mapping of the tectonic plate boundaries
D)C-14 dating of marine fossils found in the himalayas

Answers

A.) GPS monitoring of plate speeds and movements.

I know this is correct because it is constantly paying attention to what is going on with the tectonic plate, monitoring their movement every day, making it the most recent.

Hope this helps and have a nice day.

-R3TR0 Z3R0

The answer to your question would be A

A DNA nucleotide is composed of

Answers

Answer:

The answer is Cytoplasm

Explanation:

Phosphate, sugar and a base

Write "A" next to words that can describe abiotic factors. Write "B"next to words that can describe biotic factors.

Answers

Answer:

Wind- A

Sunlight- A

Deer- B

Soil- A

Sunflower- B

Water- A

Fungus- B

Snow- A

Eagle- B

Temperature- A

Explanation:

In an ecosystem and biology as a subject, environmental factors are either biotic or abiotic. BIOTIC FACTORS are those factors that involves living organisms i.e. factors that have life in them. For example, the biotic factors denoted as 'B' in this question are deer, sunflower, fungus, eagle which are all under plant, animal or microbes category.

On the other hand, ABIOTIC FACTORS are factors that involve non-living or inanimate objects i.e. factors that have no life in them. For example, the abiotic factors denoted as 'A' in this question are wind, sunlight, soil, water, snow, temperature etc.

Answer:

wind- A

sunlight- A

deer- B

soil- A

sunflower- B

Water- A

fungus- B

snow- A

Eagle- B

temperature- A

Explanation:

what is animal husbandry ??​

Answers

Answer:

the science of breeding and caring for farm animals.

Explanation:

Answer:

the science of breeding and caring for farm animals

Explanation:

please mark me as brainliest

What type of volcano forms mostly near hotspots?
1. Shield
2. Composite
3. Cinder Cone

Answers

Answer:

shield volcanoes

Explanation:

As hotspot material rises, the pressure drops so the hotspot begins to melt producing magma .

Answer:

Ash released from shield volcanoes often builds up around the vent forming a steep, round hill known as a cinder cone. A lava tube may also form, beneath the surface of the ground, when low.

Explanation:

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