The letter “A” from above represents which of the

following?
a. the excretory pore
b. malpighian tubules where uric acid is taken up
from blood and excreted
c. sexual reproductive organ
d. cilia which flick to throw interstitial fluid out of
the organism
e. none of these


Answer: b

Biology & Microbiology

You might also like to view...

Oligotrophic organisms do NOT grow well under nutrient-replete conditions

Indicate whether the statement is true or false.

Biology & Microbiology

What was the purpose of repeatedly drying, freezing, and thawing some of the fungi?

A. to kill the fungi B. to make the fungus more susceptible to the virus C. to prepare the fungi to infect the panic grass D. to remove the virus E. to prepare the fungi for growth at 65°C

Biology & Microbiology

Systolic pressure measures the force exerted by blood against the wall of a blood vessel during ventricular contraction.

a. true b. false

Biology & Microbiology

Which statement is true of deuterostomes?

A. The second opening into the embryo becomes the anus. B. They have two tissue layers. C. The second opening into the embryo becomes the mouth. D. The first opening into the embryo becomes the mouth. E. They are typically radially symmetrical.

Biology & Microbiology