4.Principles of Inheritance and Variation
hard

How many sentence are correct ?

$(i)$ Every gene contains the information to express a particular trait.

$(ii)$ Gene responsible for $\beta$ - thalassemia is present on $21^{st}$ pair of autosomal chromosome.

$(iii)$ Mendel's approach of using mathematics to explain biological phenomena was totally new and unacceptable to many of the biologists of his time.

A

$0$

B

$2$

C

$1$

D

$3$

Solution

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Std 12
Biology

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