The father determines if its male or female. So the father is the carrier and the allele is on the Y chromosome.
Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half and produces four gamete cells. This process is required to produce egg and sperm cells for sexual reproduction. During reproduction, when the sperm and egg unit to form single cell for sexual reproduction. During reproduction, when the sperm and egg unit to form a single cell, the number of chromosome is restored in the offspring.
Meiosis begins with a parent cell that is diploid, meaning it has two copies of each chromosome. The parent cell undergoes one round of DNA replication followed by two separate cycles of nuclear division. The process results in four daughter cells that are haploid, which means they contain half the number of chromosomes of the diploid parent cell.
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Benefits of living on land: Sunlight is brighter, since it doesn't have to go through water first. More carbon dioxide in the atmosphere than in the ocean. Mineral nutrients are plentiful in the soil.
It is an organelle which helps in appearance of leaf ( color )