The cortical reaction causes
A. egg membrane depolarization.
B. the vitelline layer to harden.
C. the sperm to bind to the egg membrane.
D. the embryo to embed into the uterus.
E. follicle maturation.
Answer: B
You might also like to view...
When blood glucose is low, alpha cells secrete __________, which calls for glycogen breakdown and
glucose release by the liver. Fill in the blank(s) with the appropriate word(s).
In the process of photosynthesis, the light-dependent reactions follow the Calvin cycle.
a. true b. false
Which of the following is an important difference between reptiles and amphibians?
a. limbs b. amniotic egg c. a head d. jaws e. vertebrae
Which of the following is not true of histone tails?
A. They protrude between the two DNA strands that supercoil around the nucleosome. B. They are the target of numerous chemical modifications. C. They experience changes in net charge, shape, and other properties of histones in response to modifications. D. They are recognized by acetylases and methylases. E. They have enzymatic properties that can covalently modify DNA.