An adult wild mouse has 40 chromosomes. It will have how many chromosomes in its sperm cells. A mouse zygote will have how many chromosomes.

Which of the following statements is true of enzymes? a)they dont provide an active site for substrates to bind in a reaction b)they act on a specific type of substrate in a reaction c)they unusable after a reaction d)they change shape after a reaction

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases