Answer:
Mutualistic relationships is where both organisms cooperate and benefit from each other while predator prey relationships is just an organism hunting down another organism.
Explanation:
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The example that does not exhibit sexual selection is:
D. male elephant seals fighting over territory and potential female mates
The competition for territory is also one that helps the elephant seals survive. This is because a seal with a larger territory is likely to have access to a greater amount of resources, ensuring its survival.
Transporting substances in a cell. proteins are transported either in or out of the cell.
Answer:
having exactly the same DNA sequences, twins start accumulating genetic variation from the earliest stages of development, researchers at Iceland-based company deCODE genetics found, meaning that one twin harbors variants that aren't present in the other.