In humans, having freckles is dominant to no freckles. in a genetic cross of a homozygous dominant parent with a homozygous recessive parent, what percent of the offspring should have freckles?
a.100
b.75
c.50
d.20

Mrna: gcuaauguc what amino acids does the mrna above code for? what type of amino acids or function are uag, uga, and uaa coding for? which codon (3 letters) signals translation to start and also codes for the amino acid methionine (met)?