First one is D. I think because, and then, also this and that. then
The answer is all of the above
Answer:
C
Explanation:
Puberty occurs when a part of the brain called the hypothalamus begins to produce a hormone (gonadotropin) that has an effect on the testes and ovaries causing an increase sex hormone — estrogen in girls and testosterone in boys.
Answer:
Eggs are gotten from poultry animals such as hen(layers).
In restaurants the are usually cooked at a certain temperature to ensure it comes out well with a less amount of damage. A food worker has to cook the eggs that will be hot held by exposing it to an internal temperature of 145˚F (63˚C) for fifteen seconds.
Answer:
The most common genotype of a male is XY.
Explanation:
However, sometimes meiosis (the production of gametes, sex cells ie sperm and egg) does not occur as it should and sometimes an egg is fertilized with a sperm that has an xy in it instead of just a y gamete, resulting in a fertilized egg with an xxy geneotype.