The Chromosome Theory of Inheritance

Q.

Sutton and Boveri proposed the ‘law of independent assortment’.

1. False

2. True

Q.

__ united the knowledge of chromosomal segregation with Mendelian principles.

Q.

Cytological evidence to Mendel’s law of segregation can be observed in

1. Anaphase-I

2. Anaphase-II

3. Metaphase-I

4. Metaphase-II

Q.

Chromosome theory of inheritance was proposed by ___.

1. Watson and Crick

2. Sutton and Boveri

3. Morgan and Mendel

4. Hershey and Chase

Q.

Regarding assertion and reason, select the right option.

Assertion [A]: Mendel could not come up with physical proof for the existence of his factors, now known as genes or chromosomes.

Reason [R]: Chromosomes were discovered only after 1900 due to advancements in microscopy.

1. A is true and R is false

2. Both A and R are true and R explains A

3. Both A and Q are true R does not explain A

4. Both A and R are false

Q.

Sutton and Boveri explained Mendel’s laws using ___.

1. Movement of chromosomes during cell division

2. Movement of nuclei during cell division

3. Movement of cell organelles during cell division

4. Movement of proteins during cell division

Q.

Sutton and Boveri explained Mendel’s laws using

1. Movement of chromosomes during cell division

2. Movement of nuclei during cell division

3. Movement of cell organelles during cell division

4. Movement of proteins during cell division

Q. Chromosome theory of inheritance was proposed by .

1. Watson and Crick
2. Sutton and Boveri
3. Morgan and Mendel
4. Hershey and Chase

Q. Among fruitflies, females are homogametic while males are heterogametic.

1. False
2. True

Q.

Who had proposed the chromosomal theory of the inheritance?