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1 pair of sex chromosomes
Female pair is XX
Male pair is XY
Wiki User
∙ 6y ago
Wiki User
∙ 15y agoa normal person has 2 sex chromosomes...XY for guys XX for girls. There are mutations that allow some people to have just X or XXY combinations, but these people cannot reproduce
Wiki User
∙ 11y agoA genetically normal human will have two sex chromosomes. Females have XX and males have XY.
Wiki User
∙ 12y ago46 chromosomes ofcourse!
Wiki User
∙ 13y ago46
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How many chromosomes does each parent sex cell give to their offspring?
Each parent sex cell gives 23 chromosomes to their offspring in humans
What are the sex chromosomes of male human being?
Normal male humans have the sex chromosomes XY. The presence of the Y chromosome determines sex in humans - so a person with XXY will be male.
In humans what are the chromosome pairs 1 through 22 called?
Chromosome pair 23 in humans is the pair of sex chromosomes. In females, both sex chromosomes are the X sex chromosome, and in human males one sex chromosome is the X and the other is the Y chromosome.
How many pairs of sex chromosomes do human have name them?
Humans have two sex chromosomes, the X and the Y. Human females have two X sex chromosomes and are said to be XX. Human males have one X and one Y chromosome and are said to be XY.
Why is the 23rd pair of chromosomes not always homologous?
The 23rd pair of chromosomes are the sex chromosomes. In female humans, both sex chromosomes are homologous, and characterized as XX. In male humans, one sex chromosome is an X chromosome and the other is a much smaller, nonhomologous Y chromosome, and is characterized as XY.
How many single chromosomes do humans have in their sex cell?
Humans have 23 chromosomes in their sex cells.
In humans there are how many pairs of chromosomes called the sex chromosomes?
one
How many chromosome do humans have in their sex cells?
Humans have 23 chromosomes in their sex cells.
How many non sex chromosomes are in humans?
20
How many chromosomes does each parent sex cell give to their offspring?
Each parent sex cell gives 23 chromosomes to their offspring in humans
How many X's do girls have in their sex link gene?
Female humans have two X sex chromosomes.
What are the sex chromosomes of male human being?
Normal male humans have the sex chromosomes XY. The presence of the Y chromosome determines sex in humans - so a person with XXY will be male.
How many chromosomes does most humans have?
Human cells consist of 46 (23 pairs) chromosomes.
What is the sex chromosomes of male?
In humans and other mammals, a male has XY sex chromosomes. In birds, a male has XX chromosomes. In amphibians, male chromosomes look the same as female chromosomes.
What is a baby's gender if he or she has XXY sex chromosomes?
Male - in humans the sex is determined by the presence of a Y chromosome. In other animals sex can be determined by the ratio of sex chromosomes, or the total number of chromosomes.
How many chromosomes in humans?
Normally we've got 22 pairs and 2 sex chromosomes. This adds up to 46 total
In humans what kind of sex chromosomes do males have?
in cells are diffrnet from chromosomes do not grow up.
