Question # 1

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

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Anaphase

Telophase

Metaphase

Prophase

Which event distinguishes meiosis from mitosis?

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Condensation of chromosomes

Loss of the nuclear membrane

Formation of metaphase plate

Pairing of homologous chromosomes

The phenomenon of spread of tumor is called:

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Malignant

Benign

Metastasis

Mitosis

The class of man is:

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Insecta

Mammalia

Magnoliopsida

Proteobacteria

Cytokineses in a plant cell is characterized by:

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The equal division of homologous chromosomes

A pinching off a cell membrane to divide the cell

The formation of a cell plate in the cytoplasm

The movement of the chromosomes from the metaphase plate

Who introduced Taxon of 'order' in classification?

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Caesalpino

John Ray

Tournefort

Rivinus

Programmed cell death is called ............... .

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Apoptosis

Necrosis

Both a & b

None

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

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Anaphase

Telophase

Metaphase

Prophase

The phase which can exist for life is:

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G₀

G₁

G₂

S phase

Nucleus is visible only in:

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Prophase

Interphase

Anaphase

Metaphase

Which phase of meiosis is similar to mitosis?

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Prophase I

Telophase II

Meiosis I

Meiosis II

The exchange of parts of non-sister chromatids is called:

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Chiasmata

Linkage

Crossing over

None of these

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

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