Which of the following bacteria might be responsible for the formation of petechiae in a host?
A) Neisseria meningitidis
B) Escherichia coli O157:H7
C) Klebsiella
D) Proteus mirabilis
Ans: A) Neisseria meningitidis
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As temperatures rise, photorespiration activity ____, because gas exchange via the ____ is inhibited
a. increases; grana b. decreases; grana c. increases; stroma d. decreases; stroma e. increases; stomata
Consistent levels of calcium and phosphate must be maintained in the blood. Low levels of these ions in the blood would therefore, stimulate the activity of ________.
Fill in the blank(s) with the appropriate word(s).
The difference between chromatin material and chromosomes is
A. their structure. B. the kinds of atoms that they contain. C. where you find them. D. that one is a gas and the other is a liquid.
Which of the following is filtered from blood but NOT normally found in urine?
a. water b. red blood cells c. H+ d. amino acids e. urea