MEDIUM
NEET
IMPORTANT
Earn 100

Read the following statements with respect to thalassemia and state true (T) and false (F):

A. It is qualitative problem of synthesizing an incorrectly functioning globin.

B. Alpha thalassemia is due to mutation of HBA1 and HBA2.

C. Beta thalassemia is controlled by a single gene HBB present on chromosome 11.

D. Caused by defects in the synthesis of globin polypeptide in RBC.

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Important Questions on Principles of Inheritance and Variation

EASY
NEET
IMPORTANT
Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 115
How many types & in what ratio the gametes are produced by a dihybrid heterozygous :-
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IMPORTANT
Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 116
If 120 plants are produced on crossing pure red and pure white flowered pea plants, then the ratio of offsprings will be :-
EASY
NEET
IMPORTANT
Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 117
How many character of pea pod were chosen by Mendel : -
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IMPORTANT
Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 118
Two allelic genes are located on :
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IMPORTANT
Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 119
The percentage of "ab" gametes that will be produced by an AaBb parent will be?
EASY
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IMPORTANT
Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 120
Crossing AABB & aabb, the probability of AaBb would be in F2 generation :
EASY
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IMPORTANT
Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 121

A single gene product may produce more than one effect in

EASY
NEET
IMPORTANT
Biology Crash Course NEET>Chapter 27 - Principles of Inheritance and Variation>Level 1>Q 122
In case of inheritance of one gene, 3: 1 phenotypic ratio can be explained on the basis of?