Once the chromosomes have formed a pair, what are they called

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

Where are the strongest jet streams located?

The most famous fossil called archaeopteryx is which of the following? a dinosaur a fern a fish a bird