4. Look at the picture of the forest shown. a) Explain how oxygen is cycled between the tree and the fox shown in the picture. Name the specific processes involved.
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answer; ///(b) it is composed of four protein chains and four heme groups;

the answer is: metamorphic rocks often show the presence of fossils, also a

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-lavira: )

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.