Egg - sperm contain copy of your genes

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People are born with 46 chromosomes and they obtain these by getting 23 from their mom and 23 from their dad. Some females, including many species of reptiles, fish, birds and amphibians, that copulate with more than one male which biologists estimate are a vast majority of species can store sperm for months, even years, altering the storage environment to stack the odds to favor one male over another. To produce a normal zygote , how many chromosomes should a sperm and egg have? M phase of cell cycle. Genetic disorders are caused by mutations of these chromosomes. The highlighted pair of chromosomes are called the sex chromosomes; they are a pair. There is genetic variation between cells due to damage and copying mistakes.

Cytokinesis proceeds to produce two separate daughter cells. Answer Questions What is "Vm" regarding action potentials?? Single set of chromosomes can be called "n" Humans - one chromo. The child will still carry the recessive gene for blue eyes and may pass it on to his or her children. Sign up using Facebook.