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The J-shaped chromosome with unequal arms is called:

A. Telocentric
B. Metacentric
C. Acrocentric
D. Submetacentric

The chromosome which is rod-shaped with one arm smaller and other is long, called:

A. Metacentric
B. Submetacentric
C. Telocentric
D. Acrocentric

The rod-shaped chromosomes, having centromere at the end are called:

A. Acrocentric
B. Metacentric
C. Telocentric
D. Submetacentric

The number of chromosomes in corn is:

A. 18
B. 20
C. 22
D. 24

The number of chromosomes in Fruitfully Drosophila is:

A. 6
B. 4
C. 8
D. 10

The number of chromosomes in human being is:

A. 42
B. 44
C. 45
D. 46

In prokaryotic cells the nuclear material is located in a particular region of cell, called:

A. Nucleoid
B. Nucleotide
C. Nucleic acid
D. None of them

The spinning action in fractionation is called:

A. Centrifugation
B. Centralization
C. Liberation
D. Isolation

The isolation of cell components is called:

A. Isolation
B. Composition
C. Fractionation
D. Decomposition

The microscope in which electron beam is used as source of illumination is called:

A. Electron microscope
B. Proton microscope
C. Compound microscope
D. X-ray microscope

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