Answer:
A gamete is formed by the process of meiosis. Meiosis can be described as a cell division process in which the chromosome number is divided into half so that after fertilization, the number of chromosomes in an organism can be maintained. Crossing over and independent assortment are two processes of meiosis which allow genetic variation to occur. The different alleles for genes which are present in the individual are called the genotype of the person. The alleles are passed from parents to offsprings. This genotype brings about the various physical traits which can be seen in an individual.
Answer:
D) friction between wind and surface water
Explanation:
I believe
Answer:
Up-regulation.
Explanation:
Hormones may be defined as the chemical messengers of the body that can transmit information and maintains homeostasis. The hormones can directly go into the bloodstream and may release through the special ducts.
The receptors of the hormone is required for the binding of the receptors. To maintain the normal homeostasis of the body, the body shows the up regulation and down regulation. In up regulation the hormone levels increases in the body by increasing the receptor on the specific target organ.
Thus, the correct answer is up regulation.
That thing is called abrasion.
Explanation:
When the chemical bonds of the glucose molecule are broken, energy is released. The cell is able to store that energy in the chemical bonds of a special molecule called adenosine triphosphate or ATP. The energy stored in ATP can be used by the cell to do various kinds of work.