Some northern Europeans have a mutation at the gene on chromosome ...

[j.rubin]

Some northern Europeans have a mutation at the gene on chromosome 7, which makes them resistant to some types of epidemic disease. However, the side effect found in people who are homozygous is:
 
  a. cystic fibrosis
 b. muscular sclerosis
 c. rheumatoid arthritis
  d. color-blindness

Question 2

The central and most highly developed human system of communication is:
 
  a. kinesics.
  b. proxemics.
  c. body language.
  d. pheromones.
  e. language.

[jxjsniuniu]

Answer to Question 1

a

Answer to Question 2

e

[j.rubin]

Both answers were spot on, thank you once again

[jxjsniuniu]

Great! Please up vote