How many pairs of chromosomes are present in human beings?
Out of these, how many are sex chromosomes? How many types of sex chromosomes are found in human beings?
"The sex of a newborn child is a matter of chance and none of the parents may be considered responsible for it" Draw a flowchart showing the determination of the sex of a newborn to justify this statement.

Open in App

Solution

A) There are 23 pairs of chromosomes are present in humans.
B) One pair of chromosomes are present out of 23 chromosomes.
C) The chromosomes that decide the sex of an individual are sex chromosomes. These are two in numbers X and Y. (XY) are present in males while (XX) is present in females.

Suggest Corrections

Similar questions

"The sex of a newborn child is a matter of chance and none of the parents may be considered responsible for it.” Justify this statement with the help of flow chart showing determination of sex of a newborn.

Q. How many pairs of homologous chromosomes are present in human beings?

Q. How many pairs of autosomes and pairs of sex chromosomes are present in a human being?

Q. How many pairs of chromosomes are there in human beings ?

Q. How many pairs of chromosome are present in human being?

Join BYJU'S Learning Program

A) There are 23 pairs of chromosomes are present in humans.B) One pair of chromosomes are present out of 23 chromosomes.C) The chromosomes that decide the sex of an individual are sex chromosomes. These are two in numbers X and Y. (XY) are present in males while (XX) is present in females.

A) There are 23 pairs of chromosomes are present in humans.
B) One pair of chromosomes are present out of 23 chromosomes.
C) The chromosomes that decide the sex of an individual are sex chromosomes. These are two in numbers X and Y. (XY) are present in males while (XX) is present in females.