Will higher rank/ brainlest
will reward//doing a survey for biology/20 !
free or attached earlobes?
hair or no hair on knuckles?
widows peak or straight hair line?
curly/wavy or straight hair?
cleft or no cleft chin?

One gene can influence trait(s). one trait can be determined by gene(s).

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c. ozone layer hole d. increase in sea levels

Can a trait be both polygenic and have multiple alleles? explain why or why not.