Choose the most influential contributing factor to the reduced sense of smell in humans compared with the other great apes.
A. number of olfactory receptor (OR) genes present in the genome
B. aneuploidy
C. pseudogenes
D. conservation of synteny
E. one more chromosome in humans compared to the other great apes
Answer: C
You might also like to view...
The first heterotrophs obtained their energy from
a. autotrophs. b. chemosynthetic organisms. c. organic material in the ocean. d. photosynthetic organisms.
The use of phylogeny to determine evolutionary relationships has practical applications in ____
a. preserving extinct species b. tracking infectious disease c. tracking migration patterns d. raising livestock e. managing invasive species
What is the typical osmolarity of most body fluids in humans and other mammals?
a. about 225 mOsm/L b. about 300 mOsm/L c. about 1000 mOsm/L d. about 1500 mOsm/L
Approximately what percentage of the immune system is located in the intestinal tract?
a) 1% b) 10% c) 100% d) 70%