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Human sperm cells, also called spermatozoon, contain 22 autosomes, a single Y chromosome, and a single X chromosome. Female egg cells contain 22 autosomes and two X chromosomes. More »

www.reference.com Science Biology Cells

A human cell containing 22 autosomes and either an X or Y chromosome is a sperm cell. According to Genetics Home Reference, all female egg cells contain an X chromosome along with their 22 autosomes. This arrangement mea... More »

www.reference.com Science Biology Molecular Biology & DNA

A human cell containing 22 autosomes and either an X or Y chromosome is a sperm cell. According to Genetics Home Reference, all female egg cells contain an X chromosome along with their 22 autosomes. This arrangement mea... More »

www.reference.com Science Biology Molecular Biology & DNA
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Human skin cells contain 46 chromosomes, or 23 chromosome pairs, and after mitosis, the two daughter cells also have 46 chromosomes. Mitosis is a cellular process that creates two identical daughter cells from one origin... More »

www.reference.com Science Biology Cells

Human cells do not have cell walls. Cell walls are multilayered structures that are unique to plants, bacteria, fungi and some protozoa. However, only plant cell walls are made out of cellulose. More »

www.reference.com Science Biology Cells

Human cells feature a cell membrane surrounding two compartments: the cytoplasm and the nucleus of the cell. Each cell also has several organelles, or structures with specific functions. More »

www.reference.com Science Biology Cells

The human genome present in the nucleus of nearly all cells within the body is composed of 3.2 billion base pairs. If unwound, this DNA would stretch to about 6 feet. More »

www.reference.com Science Biology Cells