. The phenotype of an individual may be affected if the modified allele produces
1. No enzyme at all
2. The normal/less efficient enzyme
3. A non-functional enzyme
a. only 1 is correct
b. 1 and 3 are correct
c. 2 and 3 are correct
d. only 3 is correct
Best Answer
b.
Recessive allele may not produce enzyme or may be non functional enzyme
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