True or false? meiosis produces four nonidentical cells, each containing neither homologous chromosomes nor sister chromatids.

The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.

What are some natural processes that represent physical and chemical changes?

Several billion years ago which gas was the least prevailant in the atmosphere