The animals that remain isosmotic to the surrounding seawater are called:
a. osmoconformers.
b. osmoregulators.
c. hyperosmotic.
d. hyposmotic.
e. euryhaline.
A
You might also like to view...
True or False: Ecdysozoans include insects and make up more than half of all known animal species
A. true B. false
The F2 generation (the larvae measured in comparison) is shown in the graphs at the bottom of this figure. The cluster of bollworms at lower larva weights would have which genotype?
A. Rr B. Rr or rr C. rr D. RR E. Rr or RR
Results of an ABO blood typing indicate agglutination reactions when anti-A and anti-B are added to the blood sample. The blood type of the individual would therefore be
A) A. B) B. C) O. D) AB. E) Not enough information given to determine blood type.
A gene is said to be poised if it
a. is inactive. b. has an assembled basal apparatus but requires a second signal for activation. c. has a partially assembled basal apparatus. d. is active. e. is prevented from being expressed by chromatin structure.