If a dna double helix is 100 nucleotides long and contains 15 adenine bases, how many guanine bases does it contain?

When the intestine becomes infected with the food borne illness bacteria e. coli, the bacteria releases a enterotoxin that causes excessive loss of water and electrolytes in the intestines. necessary to return the osmolality of the intestines to normal?

If a cell's main function is to produce proteins to be excreted, which organelles would you expect to be larger

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.