Laws of Mendel

Q.

How is gene linkage an exception to the law of independent assortment?

Q.

Who is called the “Father of Genetics"?

1. Charles Darwin

2. Lamrack

3. Gregor Johan Mendel

4. August Weismann

Q.

Which of the following statements is true in connect with law of independent assortment?

1. all of the above

2. independent assortment leads to formation of new combination

3. Alleles assort independent of each other when more than one pair of characters in a cross.

4. independent assortment leads to variation

Q.

Emasculation in plant breeding is ________

1. removal of anthers to prevent self pollination

2. removal of carpels to prevent self pollination

3. removal of sepals to prevent cross pollination

4. removal of petals to prevent cross pollination

Q. Arrange these discoveries in chronological order from oldest to latest.
i. Isolation of a compound called nuclein.
ii. “Heredity factors”
iii. Genes are located on chromosomes
iv. DNA is genetic material

1. i, ii, iii, iv
2. ii, i, iv, iii
3. ii, i, iii, iv
4. iv, iii, i, ii

Q.

explain the Law of Segregation

Q. Which of the following law of genetics has been proved to be true in all cases?

1. Law of Segregation
2. Law of Independent assortment
3. Law of Dominance
4. All of the above