The direct cause of the heat generated by a wound or local infection is ________.
Fill in the blank(s) with the appropriate word(s).
Ans: histamine, which causes the smooth muscle cells of the arterioles to relax; this leads to a cascade of events causing the tissue to become hot
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The production of ATP in the mitochondria requires ____
a. ribosomes b. oxygen c. carbon dioxide d. vesicles e. DNA
Which of the following reads the nucleotide sequence of a gene and synthesizes the corresponding primary transcript?
A) DNA polymerase. B) RNA polymerase. C) ribosome.
The enzyme (amylase/hyaluronidase/lipase) can be used in injected medications to enhance their rate of absorbance
What will be an ideal response?
What governs the opening of the potassium channels, which establish the resting membrane potential in the plasma membrane of a neuron?
A) The potassium channels are always open. B) The potassium channels open in response to an increase in the membrane potential. C) The potassium channels open in response to an influx of sodium ions (Na+) into the neuron. D) The potassium channels open in response to a decrease in the membrane potential. E) The potassium channels open after binding a neurotransmitter.