Question # 1

The section of DNA which has information for making a specific protein is called.

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DNA strand

Nucleotide

Chromosomes

Gene

DNA is called.......... material.

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Hereditary

Plasma

Meiotic

Chromatic

The process of cell division involves phases.

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Two

Three

Four

Five

Type of cell division, whihc take place in all parts of plants and animals is.

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Meiosis

Mitosis

Nuclear division

Cytokinesis

The characters which are passed from parents to off spring.

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Environmental characters.

Naturla characters

Non -inheritable characters.

Hereditary characters.

The colour of eyes in an organism is controlled by a.

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Egg

Zygote

Chromosomes

Gene pair

Nuclear division in followed by.

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Cytoplasm

Nucleus

Chromosomes

Cytokinesis

In humans, the eye colour is developed due to the effects of.

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Diet

Environment

Genes

Both a and b

In humans, a sperm has 23 chromosomeds. Egg cell has.

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23 chromosomes

46 chromosomes

No chromosomes

69 Chromosomes

Which fo these is NOT a genetic variation.

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Attached earlobes

Blood group

Eye colour

Mark of cut on skin

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