The type of reproduction that is considered to be the safest among the land-dwelling animals would be the carrying of eggs internally. In addition, the use of eggs as a reproductive material would promote the welfare of an animal's offspring wherein it is properly taken care of and away from harm.
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The purpose of RNA is to transfer amino acids to ribosomes for incorporation into a polypeptide undergoing synthesis.
Answer:
Negative feedback results in the inhibition of an enzyme in a biochemical pathway, reducing the activity of earlier enzymes, and stopping the pathway. Positive feedback results in the activation of more enzymes, thus increasing its production of the product.
