Males have one X chromosome. Females have two X chromosomes. How is this dosage difference compensted?

How many genes are present in X chromosome?

Some species of plants and animals identical have number of chromosomes. Can number of chromosomes differentiate the character of species from one another. Give reasons.

A man can inherit his X chromosome from

Chromosome sets of four individuals are given below 44A + XXY, 44A + XO, 45A + XX, 45A + XY. a. How many body chromosomes and sex chromosomes are present in normal male and females? b. Identify and write the names of chromosomal abnormalities in the above listed chromosome sets. c. Down's syndrome is seen in both sexes. Comment.

X-chromosomes is present in men and women.

Why do all the gametes formed in human females have an X- chromosome?

In a certain taxon of insects some have 17 chromosomes and the others have 18 chromosomes. The 17 and 18 chromosome-bearing organisms are

The _____ cells have only one set of chromosome.

The cell of endosperm have 24 chromosomes. What will be the number of chromosomes in the gametes?

A male honey bee has 16 chromosomes whereas its female has 32 chromosome-Give reasons.