Natural Selection

define:

also known as:

define fitness:

what two factors drive natural selection?

how does variation affect natural selection?

Dna has unique properties that allow it to accurately retain genetic information, even after multiple rounds of replication. one aspect of dna that allows it to accurately store genetic information is the base pairing from chargaff\'s first rule of the four nucleotide bases. if the c content of a dna molecule is 22%, what are the percentages of the remaining bases?

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.

Is dna the same in every cell in the human body explain your answer