Sex inheritance GCSE C

Men have which sex chromosome

• X only

• Y only

• X & X

• X & Y

Women have which sex chromosome

• X only

• Y only

• X & X

• XY

Female gametes have which sex chromosome

• X

• Y

• XX

• XY

Male gametes have which sex chromosomes

• X

• Y

• XX

• XY

A girl will inherit which sex chromosome from her father

• X

• Y

• X or Y

• XY

A girl will inherit which sex chromosome from her Mother

• X

• Y

• X or Y

• XY

A boy will inherit which sex chromosome from his Mother

• X

• Y

• X or Y

• XY

A boy will inherit which sex chromosome from his Father

• X

• Y

• X or Y

• XY

What are the chances of having a boy or a girl?

• 75%

• 90%

• 50%

• 10%

XX sex chromosomes are found in

• Males

• Females