Correct answer: D
A pollen is where male gametes are produced and so the number of chromosomes, as we are talking about gametes, is n. This means that the grain of pollen will only have a copy of each gene, and therefore only one allele for each gene - one S, and one T or t. So, the possible combinations are ST and St.
Answer:
Lack a nucleus
DNA is found in the Nucleoid
They have a cell wall
Explanation:
In the Nature v. Nurture debate, scientists who argue that personality
is established by our genetics believe that the transmission of these traits is
a result of hereditary. The answer is letter B. Hereditary characters
can be obtained from the parent genes during sexual intercourse. It is
contained in the offsprings’ DNA.