The Acari

a. Have a distinct head, thorax, and abdomen
b. Are of great economic and medical importance
c. Are a limited and well known order of about 2,000 species
d. Are all terrestrial
e. All of the choices are correct


Answer: b. Are of great economic and medical importance

Biology & Microbiology

You might also like to view...

Which of the following does not contribute to the formation of dead zones?

A. ocean acidification B. fertilizers from agricultural runoff C. eutrophication D. decomposition E. All of the answer options contribute to the formation of dead zones.

Biology & Microbiology

The unicellular alga Chlamydomonas

a. lacks an asexual stage. b. lacks a sexual stage. c. lacks a haploid and a diploid phase. d. possesses both a haploid and a diploid phase. e. produces thick-walled resistant spores.

Biology & Microbiology

The amount of accumulated organic matter found in an area at a given time is the ________ crop biomass

Fill in the blank(s) with correct word

Biology & Microbiology

An enzyme is a protein that ________.

A. has only primary structure B. can catalyze many different reactions C. changes the rate of a metabolic reaction without being consumed by the reaction D. provides activation energy for the reactions it facilitates

Biology & Microbiology