Please choose the best answer. If you cannot answer all the questions please do

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Please choose the best answer. If you cannot answer all the questions please do not answer. thanks

QUESTION 6

Suppose you performed a protein analysis similar to the one you performed in lab on the ground tissue of an organism. You find that the organism's tissue had a very high protein content. This means the organism likely had a high nutritional requirement for which element?

Phosphorus

Carbon

Iron

Nitrogen

QUESTION 7

The phophorus requirement of organisms tends to _________________ relative to their nitrogen requirement with increasing body size. Large _________________ are the exception to this trend because they require phosphorus for skeletal structure.

increase; vertebrates

increase; invertebrates

decrease; vertebrates

decrease; invertebrates

QUESTION 8

In the classic television series Star Trek, there are organisms known as Tribbles that are remarkable for their extremely rapid rate of reproduction. Assuming their biochemistry is similar to organisms on Earth, we could reasonably predict that Tibbles have a very high _________________ requirement.

nitrogen

phosphorus

carbon

potassium

Phosphorus

Carbon

Iron

Nitrogen

Explanation / Answer

6.D nitrogen.as nitrogen is the main constituent of amino acids .

7.C. decrease; vertebrates

8.phosphorous

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