Allosome
Encyclopedia
An allosome is a sex chromosome
that differs from an ordinary autosome
in form, size, or behavior. The human sex chromosomes are a typical pair of allosomes.
The x chromosome is present in the ovum, while x or y chromosomes can be present in sperm.
Chromosome
A chromosome is an organized structure of DNA and protein found in cells. It is a single piece of coiled DNA containing many genes, regulatory elements and other nucleotide sequences. Chromosomes also contain DNA-bound proteins, which serve to package the DNA and control its functions.Chromosomes...
that differs from an ordinary autosome
Autosome
An autosome is a chromosome that is not a sex chromosome, or allosome; that is to say, there is an equal number of copies of the chromosome in males and females. For example, in humans, there are 22 pairs of autosomes. In addition to autosomes, there are sex chromosomes, to be specific: X and Y...
in form, size, or behavior. The human sex chromosomes are a typical pair of allosomes.
The x chromosome is present in the ovum, while x or y chromosomes can be present in sperm.