For water to vaporize
A. energy must be supplied.
B. energy must be released.
C. hydrogen bonds are broken.
D. both energy must be supplied and hydrogen bonds broken.
E. both energy must be released and hydrogen bonds broken.
D. both energy must be supplied and hydrogen bonds broken.
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Heme prosthetic groups are involved in electron transfer with quinones
Indicate whether the statement is true or false.
A drug that inhibits the activity of bacterial DNA gyrase ______ be a good antibiotic because _______
A. would; it would inhibit all DNA synthesis B. would NOT; it would inhibit all DNA synthesis, even our own cell's DNA synthesis C. would; it would selectively inhibit bacterial DNA synthesis due to differences between bacterial/human gyrase D. would NOT; the DNA replication machinery could still function, even with impaired DNA gyrase enzyme
Contrast the various functions of the mantle between Cephalopods and Gastropods
What will be an ideal response?
Which of the following statements about the Malpighian tubules is false?
a. Water and some solutes are transported into the Malpighian tubules via active transport. b. The Malpighian tubules empty into the gut of the insect. c. Water, some salts, and other solutes are reabsorbed into the hemolymph in the rectum. d. The excretory system of an insect may contain up to several hundred Malpighian tubules. e. The blind ends of the Malpighian tubules are bathed in hemolymph.