An entomologist observed a locust sitting on a branch pumping its abdomen like an accordion. What is the insect most likely doing?
A. Clearing its spinnerets
B. Speeding the flow of blood through its veins and arteries
C. Stretching out its pedipalps
D. Assisting gas exchange in the tracheal system
Answer: D
You might also like to view...
Lysozyme is an enzyme that lyses ________.
A. bacteria B. parasites C. viruses D. fungi
Myasthenia gravis is an example of an autoimmune disease that involves
A. sensitized T cells. B. cytotoxic T cells. C. antibodies. D. IgD.
The chemical group in box 5 of the accompanying figure is a:
a. hydrogen bond.
b. phosphate.
c. nucleotide.
d. pyrimidine.
e. protein
The chemical energy stored in ATP is converted to mechanical energy that moves organelles around within the cell. This is an example of __________.
a) being exothermic b) polymerization c) being exergonic d) energy transduction