The corpus luteum
a. develops from the polar body after ovulation
b. develops from the fertilized ovum through a process of division and differentiation
c. develops from the ruptured follicle after ovulation
d. of pregnancy is stimulated by estrogen and progesterone secretion from the placenta
e. is sloughed off during menstruation if fertilization does not occur
C
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Transcription and translation differ in that
A. transcription produces RNA and translation produces protein. B. transcription produces RNA and translation produces DNA. C. transcription produces protein and translation produces RNA. D. transcription produces DNA and translation produces RNA.
The vestibular apparatus helps an animal maintain ________________________________________
Fill in the blank(s) with correct word
Answer the following questions true (T) or false (F)
1. Cerebrospinal fluid increases the buoyancy of the brain so it is not crushed under its own weight. 2. Capillaries in the brain are unique from other capillaries as they have more tight junctions and limit endocytosis and exocytosis. 3. The nerve roots that fuse to form the spinal nerves serving the upper and lower limbs are attached to the spinal cord at the cervical and lumbar enlargements of the spinal cord.
Identify the three veins that merge to form the hepatic portal vein
A) azygos, hemi-azygos, and phrenic veins B) hepatic, splenic, and sigmoid veins C) superior mesenteric, inferior mesenteric, and splenic veins D) hepatic, splenic, and pancreaticoduodenal veins E) hepatic, right and left colic veins