Question # 1

The chromosomes are arranged along the equator of spindle in:

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Prophase

Telophase

Anaphase

Metaphase

Which of the following is unique to mitosis and not a part of meiosis?

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Homologous chromosomes pair forming bivalents

Homologous chromosomes cross over

Chromosomes pairs are broken during anaphase

Chromatids separate during anaphase

Uncoiling of chromosomes take place during:

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Anaphase

Telophase

Anaphase

Metaphase

Chromosomes condensation occurs during .............. .

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G1-phase

G2-phase

S-phase

Interphase

Nuclei of human cell contain ............ autosomes.

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23 pairs

22 pairs

12 pairs

14 pairs

Which phase of meiosis is similar to mitosis?

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Prophase I

Telophase II

Meiosis I

Meiosis II

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

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46

45

47

22

The condensation of chromosomes is completed during:

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Telophase

Prophase

Anaphase

Metaphase

Find the correct statement.

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Homologous chromosomes form pairs during mitosis

Chromosomes do not duplicate in the interphase preceding meiosis-I

Homologous chromosomes form pairs during mitosis but not mitosis

Spindles are not required during meiosis

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

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Apoptosis

Necrosis

Both a & b

None

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

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Anaphase

Telophase

Metaphase

Prophase

Cytokinesis in a plant cell is characterized by:

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The equal division of homologous chromosomes

A pinching off of the cell membrane to divide the cell

The formation of a cell plate in the cytoplasm

The movement of the chromosomes from the metaphase plate

the failure of replicated chromosomes to separate during meiosis is ............... .

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Disjunction

Non-disjunction

Both a & b

None

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