The human genome contains approximately 40,000 genes
a. True
b. False
False
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Over winding of the DNA decreases the number of turns in the double helix, and thus results in super coils in the DNA
Indicate whether the statement is true or false
An example of biomagnification is the ability of Desulfovibrio to catalyze production of methyl mercury, which is lipid soluble, thereby increasing the concentration of mercury in the food chain.
Answer the following statement true (T) or false (F)
Egg-laying mammals
a. hatch fully developed young from their eggs. b. are monotremes. c. are hairless. d. are confined to South America. e. bear their young into permanent pouches.
Which of the following hormones is (are) NOT a product of the anterior lobe of the pituitary?
A. gonadotropic hormones B. thyroid-stimulating hormone C. antidiuretic hormone D. growth hormone