Genetics Unit Test

Question

3 of 14 3 of 14 Items

Question
In pea plants, the allele for round peas, R, is dominant over the allele for wrinkled peas, r. What is the phenotype of a pea plant with genotype Rr?(1 point)
Responses

round
round

slightly wrinkled
slightly wrinkled

some round and some wrinkled
some round and some wrinkled

wrinkled

Answer 1

round

Answer 2

What determines a trait of an organism?(1 point)
Responses

the number of copies of the gene
the number of copies of the gene

the number of dominant alleles
the number of dominant alleles

the combination of its alleles
the combination of its alleles

its phenotype
its phenotype

Answer 3

the combination of its alleles