Spontaneous mutations, which will be passed to offspring, can occur in the cell's
A. DNA.
B. mRNA.
C. tRNA.
D. All of these answers are true.
A. DNA.
You might also like to view...
Which of the following hormones stimulates an increase in basal metabolic rate as a tropic hormone?
A) prolactin B) follicle-stimulating hormone C) thyroid-stimulating hormone D) adrenocorticotropic hormone
If DNA directs the production of RNA, what does RNA make?
A) RNA makes proteins. B) RNA makes more DNA. C) RNA makes membranes. D) RNA makes hereditary molecules.
What is another name for the membrane that surrounds the central vacuole?
a. tonoplast b. ionoplast c. chloroplast d. chromoplast
The adrenal hormone, aldosterone, regulates kidney function by
A. stimulating active reabsorption of sodium, decreasing its excretion. B. increasing the permeability of the collecting duct to salt. C. increasing the permeability of the collecting duct to urea. D. triggering a sensation of thirst. E. reducing the blood flow to the kidney.