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Sex cells are different from other cells in one special way The genetic material is packaged in structures called chromosomes and the chromosomes sorted in an orderly fashion to give each gamete the one set of genetic instructions. Put simply, they only have one half of the total amount of human genetic information
When a sperm cell fertilizes an egg cell, the resulting cell has a full set of genetic information again This cell division process allows the gametes to have half of the genetic material of the original cell and the somatic (or body) cells (fig Sex cells are formed through a particular kind of cell division called meiosis.
Meiosis produces haploid gametes from a diploid cell
Dna replicates once, but the cells divide twice In biology, meiosis is the process where a cell replicates dna once but divides twice, producing four cells that have half the genetic information of the original cell It is how organisms produce gametes or sex cells, which are eggs in females and sperm in males In meiosis one cell divides.
Study with quizlet and memorize flashcards containing terms like what has half the genetic info As body cells?, how much relative information do sex cells have?, what are chromosomes pairs with the same structure and size called Meiosis is a process where a single cell divides twice to produce four cells containing half the original amount of genetic information. Meiosis, division of a germ cell involving two fissions of the nucleus and giving rise to four gametes, or sex cells, each with half the number of chromosomes of the original cell
The process of meiosis is characteristic of organisms that reproduce sexually and have a diploid set of chromosomes in the nucleus.
Simple organisms pass on genes by duplicating their genetic information and then splitting to form an identical organism More complex organisms, including humans, produce specialised sex cells (gametes) that carry half of the genetic information, then combine these to form new organisms The process that produces gametes is called meiosis. A copy of all of the genetic information is made
The cell divides twice to form four gametes, each with a single set of chromosomes ( haploid close haploida sex cell (gamete) that contains one. Almost all males have one x sex chromosome and 1 y sex chromosome, and almost all females have 2 x sex chromosomes, in each cell Gametes are unique in that they have half of the chromosomes of other cells Only one sex chromosome and only 22 other chromosomes, not 22 pairs.
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