Which is the correct expression of a heterozygous genotype for a recessive genetic disorder?. a A aa Aa

Aa

Explanation: Alleles can be dominant or recessive. A dominant allele is one which has the ability to manifest itself outwardly in the presence of a recessive allele. A dominant allele is usually written in upper case such as A, T, B.

A recessive allele is one which cannot express itself in the presence of a dominant allele. It is usually written in lower case such as a, t, b. A heterozygous allele has one dominant and one recessive allele, for example Aa, Tt, Bb.

the dark variety, as they are not visible on the dark tree barks

explanation:

the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.

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