Which of the following describes the postembryonic development that members of the order Thysanura (silverfish) have instead of metamorphosis?

a. a single, wingless nymph instar followed by several winged adult instars
b. a series of young instars that become more and more like an adult, ending with a wingless adult instar
c. a series of nymph instars that lack functional wings, ending with an adult instar with functional wings
d. several instars of often wormlike larvae, followed by a stage where they are a sessile pupa, and then ending in an adult stage that is very different from the larval stages


Ans: b. a series of young instars that become more and more like an adult, ending with a wingless adult instar

Biology & Microbiology

You might also like to view...

Which of the following reactions would require the hydrolysis of at least two ATP molecules (?G = -14.6 kCal) for it to occur?

A. A reaction that has a ?G = -8 kCal. B. A reaction that has a ?G = +8 kCal. C. A reaction that has a ?G = -16 kCal. D. A reaction that has a ?G = +16 kCal. E. A reaction that has a ?G = -14.6 kCal.

Biology & Microbiology

Sensations of fear, pleasure, and sexual arousal are produced by the ________

Fill in the blank(s) with correct word

Biology & Microbiology

In green and purple bacteria, electrons to reduce CO2 can come from

A) CO2. B) H2O. C) C6H12O6. D) H2S. E) chlorophyll.

Biology & Microbiology

Betadine contains what type of chemical agent?

A. alcohol B. aldehyde C. halogen D. heavy metal E. phenolic

Biology & Microbiology