The function of erythropoietin is
a) reabsorption of sodium ions
b) excretion of potassium ions
c) reabsorption of water
d) to stimulate red blood cell production
e) to increase blood pressure
Answer: d) to stimulate red blood cell production
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Which of the following is not a characteristic of meiotic cell division?
A. Cell division results in the production of gametes. B. Daughter cells are genetically identical. C. Cell division results in the formation of four daughter cells. D. Cell division requires two rounds of nuclear division.
Which of the following statements are not true of hormone actions in plants?
A. Most plant hormones are effective in extremely low concentrations. B. Plant hormones influence cell growth and differentiation. C. Plant hormones may alter patterns of gene expression and rates of cell division. D. Plant hormones act independently and do not affect one another's actions. E. Plant hormones play a central role in plant development. Answer Point Value: 1.0 points
The chance of a child having albinism when both of his parents are heterozygous for the disorder is ____ percent
a. 0 b. 25 c. 33 d. 50 e. 75
Which of the following is a type of RNA?
a. mRNA b. fRNA c. sRNA d. dRNA