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Rzqust [24]
3 years ago
13

Which systems work together to protect the body from infection

Biology
1 answer:
sukhopar [10]3 years ago
5 0

I know one is the immune system

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Of 2,872 persons who had received radiation treatment in childhood because of an enlarged thymus, cancer of the thyroid develope
Goryan [66]

Answer: People who have received radiation treatment are 15 times more likely to develop benign thyroid tumors relative to does who have not.

Explanation:

Relative risk of benign thyroid tumor = (52/2872)/(6/5055)

= 0.018/0.0012

= 15

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3 years ago
LESSON 4.2 Review
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Energy is said to flow in a "one-way stream" through an ecosystem. In your own words, describe what that means. Energy is not recycled. Energy enters an ecosystem and flows through a food chain, but it is not reused, it is lost as heat.

Hope the answer helps:)

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3 years ago
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From the provided choices, which color of light does the pigment chlorophyll absorb the most?
vredina [299]

Answer:

What color light is best absorbed by chlorophyll?

As shown in detail in the absorption spectra, chlorophyll absorbs light in the red (long wavelength) and the blue (short wavelength) regions of the visible light spectrum. Green light is not absorbed but reflected, making the plant appear green. Chlorophyll is found in the chloroplasts of plants.

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2 years ago
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Hydrophilic means ____ love of water fear of water a water pressure mechanical system related to dams
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Explanation:

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On the other hand, hydrophobic means water-fearing i.e substances under this category repel water. Examples are some fat molecules.

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The respiratory membrane consists of
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