Normally a 10× drop for each trophic level, so I'd say 2,000 kilocal.
Answer:
C
Explanation:
DNA and RNA are the only nucleic acids on this list
Color Blindness is an X-linked trait. This explains why males are much more likely to have it than females. Offspring inherit Color Blindness from their mother, because the father only contributes the Y chromosome. A female can only have the disorder if her father has it and her mother either has it or is a carrier
