Most marine invertebrates are osmoconformers. This means that
A. that their body fluids contain the exact same solutes in the same concentration as their cells.
B. that their body fluids contain the exact same solutes in the same concentration as their surroundings.
C. the osmolarity of their body fluids is the same as their seawater environment.
D. the osmolarity of their body fluids fluctuates between hypertonic to hypotonic depending on the season and the tides.
E. the osmolarity of their body fluids is equal to that of the osmoregulators who inhabit the same environments.
Answer: C
You might also like to view...
Enzymes that function inside a cell are ________.
A. regulated enzymes B. endoenzymes C. constitutive enzymes D. exoenzymes E. apoenzymes
Which blood vessels are the site of exchange between the blood and the interstitial fluid?
1.Arteriole 2.Artery 3.Capillary 4.Vein 5.Venule
Autosomal aneuploidies arise by:
a. chromosome breakage and rejoining. b. nondisjunction. c. errors in crossing-over. d. mistakes in chromosome replication. e. mutations.
Which of the following is NOT a domain in Woese and Fox's phykogenetic tree?
A. Plantae B. Bacteria C. Archaea D. Eukarya