Question

1. sickle cell disease is caused by an abnormal type of red blood cell gene inherited by the parents. what is the name for different forms of the same gene? a. recessive genes b. dominant genes c. traits d. alleles

Explanation:

• Option A: Recessive genes are a type of allele that is masked by dominant alleles, not the term for different gene forms.
• Option B: Dominant genes are alleles that express over recessive ones, not the name for different gene forms.
• Option C: Traits are characteristics determined by genes, not the name for different gene forms.
• Option D: Alleles are defined as different forms of the same gene.

Answer:

D. alleles