The most potent chemicals for activating pain receptors are
a. bradykinins.
b. histamines.
c. prostaglandins.
d. cytokines.
e. leukotrienes.
A
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What will be an ideal response?
Respond to statements 82–85 with reference to the five plant
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At what stage of the meiotic cell cycle and during what chromosomal configuration does crossing over occur?
What will be an ideal response?
Animals vary the composition of their urine depending on their environment and their need to conserve water
Indicate whether the statement is true or false