Homework Help: Science

Posted by Chelsea on Wednesday, December 19, 2012 at 9:38am.

7. The mutation for cataracts (c) occurs on a gene represented by the letter E. Owls that are homozygous for the mutation (EcEc) exhibit cataracts. Owls that are homozygous for normal eyes are EE and owls that are carriers of the mutation but do not exhibit cataracts are EEc.
What percentage of the offspring in a cross between parents with the genotypes EE and EcEc will exhibit cataracts?

A. 0%
B. 25%
C. 50%
D. 75%

Science - Allie, Saturday, February 16, 2013 at 4:49pm
A

Answer this Question

Related Questions

Science - Hi can you please check my work. A mutation that occurs in a diploid ...
Science - 6. Owls are nocturnal hunters and depend on their acute vision for ...
Science - 8. All cataracts were originally thought to be acquired; however, ...
Genetics - A recessive eye color mutation (se) in fruit flies leading to a color...
Biology - Please help, anyone! There's 3 types of gene mutation: ...
microbiology - The diploid character of eukaryotic cells may mask the appearance...
Microbiology - The diploid character of eukaryotic cells may mask the appearance...
Biology - what is the difference between a gene mutation and a chromosomal ...
Biology - Populations are frequently NOT in equilibrium due to selection or ...
Science, Biology - One parent is heterozygous and one is homozygous dominant for...

For Further Reading

First Name:
School Subject:
Answer: