Answer:
A.) Aa
Explanation:
A heterozygous gene is known as having two different alleles of a particular gene or genes. The correct answer is option A because both letters are different, versus the other two options where both are capital or lowercase.
I don’t know why they make everyone type more than 20 characters but B sounds like the most reasonable answer.
DNA, cell membrane, cytoplasm, and ribosomes
It's legit how plants live. Sun feeds plants, plants feed animals/us, animals feed animals/us, everything living works better when it eats