Answer:
AB, Ab, aB, ab.
Explanation:
Crossover may be defined as the process of exchange of the genetic material between the non sister chromatids of two homologous chromosomes. This process occurs at the prophase I of meiosis.
The one chromosome carries A and B genes and the homologous chromsome carries same genes, a and b. The single cross over has occur so two parental gametes are formed (AB, ab) and two gametes are recombinant (aB and Ab).
Thus, the answer is AB, Ab, aB, ab.
Answer:
The Hypothalamus
Explanation:
The Hypothalamus is the part of the brain that controls and regulates body temperature, sexual arousal, hunger, and thirst.
The answer is recombination or "crossing over" as some people call it! Hope this helps!