The Following Are All Main Points of the Section Adaptations

Multiple Choice

The following are all main points of the section Adaptations to Extreme Cold except:

A) 90% of fish biomass in Antarctic seas belongs to a single species of fish.
B) sugar and protein molecules in fish cells prevent fish from freezing
C) some Antarctic fish lack hemoglobin in their blood.
D) some Antarctic fish lack red blood cells.
E) global warming may place these fish in danger of extinction.