Fraternal twins are similar genetically than are regular, non-twin siblings.

Which prefix mean under less or below

Aragonite shells of clams, snails, or scleractinian corals may be preserved unaltered in cenozoic deposits, but they are generally dissolved or recrystallized in older deposits. true or false

In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?