Human sperm and eggs contain 23 chromosomes. Human zygotes contain 46<span> chromosomes. The type of cell division that produces gametes with half the normal chromosome number is called meiosis. It is used to produce cells for repair and asexual reproduction.</span>
Answer:
Because they are hydrophilic
Explanation:
The cell membrane is made up of a phospholipid bilayer. The phospholipid bilayer is made up of an arrangement of phosphate heads, which are (attracted to water) hydrophilic, and fatty acid tails, which are hydrophobic. (repelled by water).
Because they are attracted to water, the phosphate heads face the outside of the cell, where the water is
<span>I think the correct answer is no. The sugars in the apple juice do not need to be broken down before used as an energy source. The sugar in the said drink are mostly fructose which can be metabolized by the body for use. Hope this answers the question.</span>
The correct answer is calorie restriction.
Energy restriction or calorie restriction refers to a dietary routine, which minimizes the intake of calorie without undergoing malnutrition or a reduction in essential nutrients. The generally consumed components of food comprising calories are proteins, carbohydrates, and fats.
In various species, calorie restriction in the absence of malnutrition may slow down the process of biological aging, leading to the longer sustenance of health and an enhancement in both maximum and median lifespan.
