Goblet cells are critical to the movement of food in the body because they
A) secrete mucus in the digestive tract.
B) produce basement membrane for epithelial tissues.
C) synthesize cholesterol.
D) form gap junctions.
E) produce sodium-potassium pumps.
A
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Which type of drug may interfere with the beneficial effects of a fever?
1.antibiotics 2.pain killers 3.aspirin 4.antidepressants 5.muscle relaxants
Which ONE of the following is NOT part of the pre-embryo?
A. Maternal Determinants. B. Cords of trophoblastic cells. C. Pronucleus. D. Blastomere. E. Human Chorionic Gonadotropin.
Based on the table, calculate the frequency of allele A in the adults.
a. 0.28 b. 0.46 c. 0.50 d. 0.53
Crossing over between chromosomes occurs during which stage of meiosis?
A) prophase I B) prophase II C) metaphase I D) anaphase I E) metaphase II