Which is NOT a checkpoint in the cell cycle?
A. the transition from G1 to S phase
B. the transition from G2 to M phase
C. the transition from M phase to G1
D. the beginning of M phase
E. All of these choices are checkpoints in the
cell cycle.
C
You might also like to view...
The activation of a prophage is called ________.
A. transformation B. lysogeny C. adsorption D. activation E. induction
Which of the following statements is true?
a. Presently, extinctions are occurring at a very slow pace. b. Mutations, both contemporary and prehistoric, have been the single greatest cause of extinctions. c. The fossil record indicates that there has been very little animal extinction until recently. d. Evolutionary history is often represented by extinctions. e. Organisms compete for limited resources in all environments, possibly leading to extinctions of some.
Select the best response to the question. ? ?You are working in a pediatric clinic and the physician has prescribed tetracycline for a 5-year-old patient. What should your next action be?
A) Prepare the first dose so it can be administered before the patient leaves the clinic. B) Instruct the patient's mother to avoid giving the medication with dairy products, which can inhibit its absorption. C) Clarify the prescription with the physician since tetracycline can cause permanent tooth discoloration in children under 9. D) Give the patient's mother the prescription along with written instructions about the medication.
A male gamete is called a(n) __________ and a female gamete is called a(n) __________.
Fill in the blank(s) with the appropriate word(s).