Question # 1

If you observe a cell like this one, what phase of mitosis is it?

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Anaphase

Telophase

Metaphase

Prophase

The cell death due to tissue damage is:

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Apoptosis

Necrosis

Metastasis

Synapsis

Which of the following structure is absent in animals?

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Spindle

Centrioles

Chromatids

Phragmoplant

Which phase of meiosis is similar to mitosis?

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Prophase I

Telophase II

Meiosis I

Meiosis II

Which of the following distinguishes meiosis from mitosis?

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The chromosome number is reduced

Chromosomes undergo crossing over

The daughter cells are genetically different from the parent cell.

All of the above

The phases of cell cycle are:

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Interphase

Division phase

Both a and b

None

During which phase of mitosis spindles are formed?

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G2

Interphase

Prophase

Metaphase

During the division phase the cell ................ into two.

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Split

Divide

Both

None

Specific enzymes are synthesized in:

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G₀

G₂

G₁

S phase

In which stage of the cell cycle each chromosome is duplicated and so it consists of two chromatids?

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GI

S

M

G2

Independent assortment occurs during .................... .

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Meiosis I

Meiosis II

Mitosis

None

Males with two Y chromosomes have more .................. tendensies.

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Citizenship

Criminal

Good

None

In turner's syndrome female have ................. chromosomes .

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46

45

47

22

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