Cell death due to tissue damage

MDCAT Biology MCQs with Answers – All 16 Units – Page 46

Question 901 Cell Cycle

Apoptosis?

Correct answer C. Internal programme of events by which cell commits suicide

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Question 902 Cell Cycle

Which statement about chromosomal syndromes is incorrect?

Correct answer D. In Down's syndrome, sperms are most commonly involved

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Question 903 Cell Cycle

Inability of chromosomes to segregate during anaphase and telophase of meiosis is called

Correct answer C. Chromosomal nondisjunction

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Question 904 Cell Cycle

Crossing over occurs between

Correct answer B. Non sister chromatids

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Question 905 Cell Cycle

Each bivalent has

Correct answer B. 4 chromatids

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Question 906 Cell Cycle

Pairing of homologous chromosomes is completed in

Correct answer C. Pachytene

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Question 907 Cell Cycle

Tetrad or bivalent is

Correct answer A. Paired homologous chromosome but not fused complex structure

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Question 908 Cell Cycle

The longest phase of meiosis I is

Correct answer C. Prophase

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Question 909 Cell Cycle

Homologous chromosomes are

Correct answer D. Similar but not identical

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Question 910 Cell Cycle

Interphase of meiosis lacks

Correct answer C. G2 phase

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Question 911 Cell Cycle

Meiosis occurs at the time of

Correct answer D. Both a and b

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Question 912 Cell Cycle

Meiosis occur in

Correct answer A. Diploid cells only

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Question 913 Cell Cycle

Feature of cancer cells in common?

Correct answer D. All of these

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Question 914 Cell Cycle

Which is a feature of malignant tumor?

Correct answer D. Metastasize

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Question 915 Cell Cycle

Spread of tumor cells and establishment of secondary areas of growth is

Correct answer C. Metastasis

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Question 916 Cell Cycle

Which statement is not true about phragmoplast?

Correct answer C. Formed at the end of anaphase

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Question 917 Cell Cycle

In plants mitotic apparatus consists of

Correct answer D. Spindles only

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Question 918 Cell Cycle

Reverse of prophase is

Correct answer D. Telophase

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Question 919 Cell Cycle

Most critical phase of mitosis is

Correct answer B. Anaphase

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Question 920 Cell Cycle

Each kinetochore gets ____ fibers in mitosis

Correct answer D. 2

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