dallas community bio1408 exam

11 Jun dallas community bio1408 exam

Question
1

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Sperm and eggs are:

Question 2

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The interval of time between cell divisions is called:

Question 3

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The normal cycle of events whereby a cell grows and divides is called:

Question 4

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The process of cell division that results in growth and repair is called:

Question 5

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In a dividing cell, the structures containing the DNA become short and thick and are called:

Question 6

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Following mitosis, a human cell:

Question 7

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In order to successfully reproduce, parent cells need to provide their descendant cells with:

Question 8

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The cell cycle consists of:

Question 9

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The cell cycle can be disrupted by

Question 10

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Somatic cells of multicellular organisms that reproduce sexually are:

Question 11

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In mitosis, daughter chromosomes become widely separated during:

Question 12

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Cells that are about to begin mitosis contain:

Question 13

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In this phase, centromeres uniting the chromatids split, the stage of mitosis is:

Question 14

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Two descendant nuclei are formed from each parent cell during:

Selected Answer:

Question 15

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Microtubules play the following role in mitosis

Question 16

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In mitosis, once separated, individual chromatids are called:

Question 17

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The structures that attach to the centromeres of each chromosome are

Question 18

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In mitosis, if a parent cell has 16 chromosomes, each descendant cell will have how many chromosomes?

Question 19

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In this phase, chromosomes arrive at the poles and an indentation passes around the circumference of the animal cell:

Question 20

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Spindle fibers first become visable under a light microscope during:

Question 21

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During crossing-over:

Question 22

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During meiosis II

Question 23

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In prophase of meiosis I, each duplicated chromosome pairs with its:

Question 24

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Pairing of homologous chromosomes and crossing over occur during

Question 25

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Random allignment of homologous pairs of chromosomes:

Question 26

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In which stage are duplicated chromosomes singly (without its homologue) lined up during meiosis?

Question 27

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Duplicated chromosomes move toward the poles during:

Question 28

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Which does NOT occur in prophase I of meiosis?

Question 29

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At the beginning of meiosis II:

Question 30

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Homologous chromosomes

Question 31

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If a parent cell has 16 chromosomes and undergoes meiosis, the resulting cells will have how many chromosomes?

Question 32

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In a normal human somatic cell, there are:

Question 33

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The net result of meiosis is that the______ chromosome number is _______.

Question 34

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The cells resulting from meiotic division are called:

Question 35

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One duplication of chromosomes followed by two subsequent divisions occurs:

Question 36

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Three of the four answers listed below are characteristics of meiosis. Select the exception.

Question 37

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During gametogenesis:

Question 38

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In comparing mitosis and meiosis, which of the following statements is TRUE?

Question 39

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Crossing-over:

Question 40

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Why is it necessary to cut the chromosome number in half when forming gametes?

Question 41

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Crossing over mixes up:

Question 42

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Three of four answers listed below concern cells with two chromosome sets. Select the exception.

Question 43

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Choose the following that is NOT a true association

Question 44

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In comparing mitosis and meiosis, which of the following statements is true?

Question 45

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The sperm and egg are sex cells also called:

Question 46

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Which of the following is NOT a characteristic of cancer cells?

Question 47

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Which of the following is the difference between benign and malignant neoplasms?

Question 48

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The division of the cellular cytoplasm and organelles is called:

Question 49

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Cytokinesis normally divides the cell

Question 50

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Which of the following is NOT an example of how normal checkpoint gene products are used in the cell cycle?