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Why is it neccessry to reduce the chromosome number of gametes but not other cells of an organism?
Gametes are sperm and egg cells. When the sperm fertilizes the egg, their genetic material is joined to form a new cell called a zygote. Because both the sperm and egg cells have half the number of chromosomes as in normal body cells, the zygote will have the full number of chromosomes as in normal body cells.
In what type of cell division does the chromosome number reduce by one half and gametes form?
Meiosis produces gametes which have half the number of chromosomes that other cells of the body have.
How is the nucleus of the sperm cell different to the nucleus in the body cell?
a gamete nucleus has only half the number of chromosomes in it than a regular body cell. in humans a regular body cell has 46 chromosomes (23 pairs) in the nucleus, but a gamete ie sperm or egg cell has only 23 chromosomes, which are all unpaired. during fertilization the 23 chromosomes from a sperm and the 23 from the egg cell combine and pair up.
How many chromosomes are present in human haploid and diploid cells?
human diploid numbers are 46 chromosomes (the total amount of chromosomes) and the haploid number is 23 (half the number of chromosomes) in meiosis the desired number is the haploid number for gametes (sex cells) and it becomes the diploid number after fertilization and for mitosis its the diploid number because it wants to maintain its chromosomes since its not sexual reproduction
In a dogs body each cell has 78 chromosomes How many chromosomes are there in a dog's sperm cells?
There's no good reason for it; the number of chromosomes an animal has doesn't really have much to do with anything.
Gametes have what kind of Chromosomes?
Gametes have haploid chromosomes, which means they have half the number of chromosomes of other cells in the body.
How many chromosomes in human gametes?
Human gametes have 23 chromosomes each, half of the total number of chromosomes found in regular human cells (which is 46). During fertilization, when a sperm and an egg combine, the resulting zygote will have a total of 46 chromosomes.
How does the number of chromosome in a persons gametes compare with the numbers of chromosomes in the body cells?
There are half as many chromosomes in gametes than in normal body cells.
In body cells the number of gametes are?
In body cells, the number of gametes is typically half the number of chromosomes found in body cells. This reduction occurs during meiosis, where a diploid cell divides to form haploid gametes with half the number of chromosomes.
What cell has half number of chromosomes in body cells?
gametes
Is the number of gametes twice the number of chromosomes found in the body cells?
Gametes are cells, in humans they contain 23 chromosomes. Body Cells (Properly Called: Somatic Cells) in humans contain 46 chromosomes (2 sets of 23). Some differences or problems can cause this number to change in specific humans, gametes, and somatic cells. Muscle cells may have hundreds of chromosomes, red blood cells have none.
An organisms gametes have double the number of chromosomes found in the organisms body cells.?
No, a gamete has half the number of chromosomes as compared to the organisms body cells.
How does the number of chromosomes in gametes of an organism that reproduces sexually differ from the numbers of chromosomes in other cells?
Unlike somatic (body) cells, gametes have two time the number of chromosomes as body cells. Gametes (2n). Body cells (n). For example, human 46 chromosomes in gamete cells but half of that (23) in body cells.
Why must gamete have only half the number of chromosomes found in a body cell?
A gamete will only have one half of the number of chromosomes found in body cells because two gametes have to come together. This means that the two gametes have to have only half of the chromosomes.
Why must a gamete have only one half the number of chromosomes in body cells?
A gamete will only have one half of the number of chromosomes found in body cells because two gametes have to come together. This means that the two gametes have to have only half of the chromosomes.
How many chromosomes do gametes have?
Gametes, such as sperm and egg cells in humans, contain half the number of chromosomes compared to other cells in the body. This means that in humans, gametes have 23 chromosomes each, instead of the usual 46 chromosomes found in most body cells.
How do gametes differ from body cells?
Gametes are reproductive cells that have half the number of chromosomes as body cells. Body cells, also known as somatic cells, have a full set of chromosomes. Gametes are involved in sexual reproduction, while body cells are involved in growth and maintenance of the body.
