Which of the following is NOT a chemical that is released by inflamed or infected tissue?
a. histamine
b. lysozyme
c. prostaglandins
d. leukotrienes
Answer: b. lysozyme
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The best control for your experiment in the question above is a tree in which you __________ and you measure the abundance of _____________ over time. remove the ants and the aphids; other insects
A. do not remove any insects; ants B. do not remove any insects; aphids C. add a second ant species; the first ant species D. Actually, the control is built into the original experiment; you do not need to set up a separate control.
External cues such as increasing day length or warming after a cold snap stimulate gibberellin synthesis, which results
in bolting in plants such as cabbages.
a. True b. False
Which of the following is not taking a toll on the honeybee population in the United States?
a. Predatory wasps b. Pesticides c. Israeli acute paralysis virus d. Neonicotinoids e. Parasitic mites
The anterior pituitary receives releasing and inhibiting signals from the ____
a. hypothalamus b. posterior pituitary c. adrenal gland d. testes and ovaries e. pancreas