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Earn 100

Read the following statements and select the correct option:

A. In humans, sex determination mechanism is designated to be the example of male heterogamety.

B. In humans, sex of the child is determined by mother not by the father.

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Important Questions on Principles of Inheritance and Variation

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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 126

Read the following statements and select the correct option:

A. In honeybee, males do not have father and thus, cannot have sons but have a grandfather and can have grandsons.

B. In birds, sperm determines the sex of the offspring.

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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 127

Identify the boxes labelled A, B and C w.r.t. honeybee:

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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 128

The probability of either a male or a female child in each pregnancy is always

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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 129
Characters are determined by two or more gene pairs and they have additive or cumulative effect, such genes are called
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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 130
The ultimate biological unit which controls heredity, is called :
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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 131
Choose the incorrect option w.r.t blood grouping.
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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 132
Sex–determination mechanism in honeybee is
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Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 133

AABbCc genotype forms how many types of gametes:-