The ones that determine our sex are, X Y, girls are X X
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.
A male grasshopper typically has 23 pairs of chromosomes, for a total of 46 chromosomes.
When there joined with a male chromosomes and a female chromosomes
XY chromosomes SDT
XY Chromosomes = Males XX Chromosomes = Females
We call these sex chromosomes. Whether you are a male or female depends on the presence or absence of certain chromosomes. The sex chromosomes are the X chromosome and the Y chromosome. If you have two XX, you will show female characteristics and If you have XY you will show male characteristics.
They are passed on by male or female chromosomes.
The two letters that express a male chromosomes combination is XY.
There are 23 chromosomes in each sperm produced by a human male.
What differentiates a male from a female based off the chromosomes that are present is that a male organism will have X and Y chromosomes whereas a female organism will have X and X chromosomes.
A human male normally has 46 chromosomes. Some configurations of 48 chromosomes would result in a viable male offspring. This individual would have a trisomy of the sex chromosomes such as XYY and also a trisomy of chromosome 21 and have Down Syndrome.
The male karyotype has 46 chromosomes the same as the female karyotype:23 chromosomes are inherited from your father.