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4. Heredity and Evolution
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Q9 of 167 Page 191

State whether the following statement is true or false:

The sex of an infant is not a case of inheritance of characteristics.

False, sex of an infant is case of inheritance of characteristics. Inheritance of characters determines the sex of an infant.


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7

What are the chromosomes XY and XX known as?

8

Which of the two, sperm or ovum, decides the sex of the child?

10

A new born child has an XY pair of chromosomes. Will it be a baby boy or a baby girl?

11

Which of the following combinations of sex chromosomes produce a male child: XX or XY?

Questions · 167
4. Heredity and Evolution
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