Suppose a researcher for a pest-control company developed a chemical that inhibited the development of an embryonic mosquito's endodermal cells. Which of the following best explains the effectiveness of the pesticide?
A) The mosquito would develop a weakened exoskeleton that would make it vulnerable to trauma.
B) The mosquito would have trouble digesting food, due to impaired gut function.
C) The mosquito would have trouble with respiration and circulation, due to impaired muscle function.
D) The mosquito wouldn't be affected at all.

Question

Quizplus · Accepted Answer

The endoderm is the innermost layer of an embryo, which develops into the lining of the digestive and respiratory systems. If a chemical inhibits the development of endodermal cells in mosquitoes, it would impair the development of these systems, particularly the gut, leading to difficulties in digesting food.

Suppose a Researcher for a Pest-Control Company Developed a Chemical