If meiosis did not occur in sexually reproducing organisms, then:

The correct number of chromosomes is maintained during sexual reproduction by:

In the cell cycle, DNA is replicated during the prophase.

A zygote contains the __________ number of chromosomes.

Which of the following events does not occur during meiosis I?

Which of the following statements is contrary to the first law of thermodynamics?

The sum of all chemical activities taking place in an organism is:

Energy stored within the molecules of ATP is in the form of __________ energy.

glycolysis is the second stage of cellular respiration:

An enzyme raises the activation energy of the reaction it catalyzes.