What is an example of a sessile organism?
a. dog
b. coral
c. snake
d. bird
e. earthworm
b
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Why is glycolysis described as having an investment phase and a payoff phase?
A) It both splits molecules and assembles molecules. B) It attaches and detaches phosphate groups. C) It uses glucose and generates pyruvate. D) It shifts molecules from cytosol to mitochondrion. E) It uses stored ATP and then forms a net increase in ATP.
A baby born without a thymus:a
would not have an antibody mediated immune response. b. would not produce lymphocytes. c. would not produce immunocompetent T cells. d. will lack the ability to mount an immune response. e. will lack antigen presenting cells.
Aspirin and ibuprofen both _____
A) inhibit the synthesis of prostaglandins B) inhibit the release of nitric oxide, a potent vasodilator C) activate the paracrine signaling pathways that form blood clots D) stimulate vasoconstriction in the kidneys
A sample placed into fresh medium is initially in the (lag/log/stationary) phase of microbial growth in most instances.
Fill in the blank(s) with the appropriate word(s).