Question
Complete the sentences by writing the most appropriate word in each space.
Use only words from the box.
Answer/Explanation
Ans:
Question
Throughout the world there are almost equal numbers of female and male babies born. The
sex of a baby is determined by the sex chromosomes.
(a) State the sex chromosomes present in a female and a male.
Use X and Y to represent the sex chromosomes.
(b) Complete the genetic diagram to show the inheritance of sex in humans.
Answer/Explanation
Ans:
