Answer:
Oxpecker birds eat parasitic ticks off the backs of zebras
<span>No. Fetus weight and length is not related to mother body size. It related to a proper development. </span>
Answer:
cork cells
Explanation:
A cork cell has a cell wall that has a waxy substance that is impermeable to gases and water called suberin.
Mitosis results in two cells that are duplicates of the original cell. This kind of cell division occurs throughout the body, except in the reproductive organs. This is how most of the cells that make up the body are made and replaced.<span>Meiosis results in cells with half the number of chromosomes, 23 instead of the normal 46. These are the eggs and sperm. </span>
Answer:
Crossing over
Explanation:
During prophase I of meiosis, homologous chromosomes pair to form bivalents. The chromatids of bivalents may form intimate contact points called chiasmata. At the chiasmata breakage may occur and exchange of chromatids segments between non sister chromatids may take place. This is crossing over ad results in new gene combinations causing variations.