i) Write the difference between homologous organs and analogous organs.
ii) Write the difference between the sex chomosomes of man and sex chromosomes of woman.
iii) Sex of a child is determined by the father how ?

Explanation

Difference between homologous analogous.
Homologous organs
* Organs of different organisms have common origin.
* They have similar structure and perform different function.
* Ex. Forelimbs of frog and forelimbs of bird,
Analogous organs
* Organs of different organisms have different origin they have different structure and perform similar function.
* Wings of bird and wings of bat.
ii) Woman have a perfect pair of sex chromosomes both called X. Man has a normal sized chromosome X and another shortsized chromosome Y.
iii) A child who inherits X chromosome from her father will be a girl and child who inherits Y chromosome from his father will be a boy both the girl and the boy inherit only X chromosomes from the mother therefore sex of a child is determined by the father.