Which of the following represent the correct complementary pairs of nucleotides found in dna?

How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.

Which is an example of a population?

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.