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krok68 [10]
1 year ago
7

Although we think of land when we hear the word biome, there are also aquatic biomes. The abiotic factors that influence life fo

rms vary with location within ocean systems. Oceanographers divide the ocean into five broad vertical zones as seen in the chart above. Compare the characteristics of the five zones. Where would you expect to find the kelp forest, a type of algae, pictured here and why? A) Algae live in the top two zones in the ocean because light penetrates both zones. B) Algae can live in the three top zones. The abyss is too dark for the algae to survive. C) Algae live only in the epipelagic zone because it is the only zone with enough light for photosynthesis. D) Algae live throughout the five oceans zones because they are the producers that are the base of all food webs.
Biology
1 answer:
ElenaW [278]1 year ago
5 0

Answer:

C

Explanation:

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Which of the following best describes a controlled experiment? a. An experiment repeated many times to ensure that the results a
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I think the answer is C: An experiment that includes one group for which the scientist controls all variables

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Answer:

E. 1/600

Explanation:

Hint:

The probability of fixation of a new neutral mutation is 1/(2N)

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Penny measured the time that it took her rat to run through a maze. She conducted the experiment 10 times and recorded the set o
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An owl has good night vision because its eyes can detect a light intensity as small as 5.0 × 10-13 W/m2. What is the minimum num
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Answer:

Thus, the minimum number of photons per second is 77.34

Explanation:

Light intensity, I_{min} =  5\times 10^{-13} W/m^{2}

Pupil has a diameter, d = 8.5 mm

                                      = 8.5 x 10^{-3} m

Radius of the eye, r = 4.25 x 10^{-3} m

∴ Area of the eye, A = \pi .r^{2}

                                 = 3.14\times \left ( 4.25\times 10^{-3} \right )^{2}

                                = 5.6\times 10^{-5} m^{2}

Let P_{min} be the minimum number of photons.

Therefore, P_{min} = I_{min} x A

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                                             = 2.8\times 10^{-17} W

Thus the minimum number of photons is given by

N_{min}=P_{min}/E

where E = hc/\lambda

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Thus, the minimum number of photons per second is 77.34

4 0
2 years ago
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