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Biology 100 Cawley #3 > Powerpoint Chapter 6 > Flashcards

Powerpoint Chapter 6 Flashcards

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1
Q

Only one parent

A

asexual

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2
Q

offspring are genetically identical to parent

A

asexual

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3
Q

Two types of reproduction

A

sexual

asexual

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4
Q

combine from two parents

A

Gametes

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5
Q

Gametes combine from two parents

A

Sexual

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6
Q

Offspring are genetically different from one another and from the parents

A

Sexual

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7
Q

_______ carries genes

A

DNA

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8
Q

must be copied before cells divide

A

Genetic Material

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9
Q

section of DNA with instructions for building all cell proteins

A

Genes

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10
Q

made of DNA wrapped around proteins

A

Chromosomes

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11
Q

in uncondensed, string-like form before cell division

A

Chromosomes

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12
Q

Carry hundreds of genes

A

Chromosomes

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13
Q

Sister chromatids; duplicated chromosomes, attached at the centromere

A

Chromosomes

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14
Q

Occurs before cell division

A

DNA replication

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15
Q

Begins by splitting helix in half (up the middle)

A

DNA replication

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16
Q

Newly formed DNA strand has one-half new daughter DNA and one-half conserved parental DNA

A

Semiconservative replication

17
Q

The cell cycle has how many steps

A

3

18
Q

DNA replicates in which cell cycle phase?

A

Interphase

19
Q

Copied chromosomes are moved into daughter nuclei

A

Mitosis

20
Q

Mitosis occurs in ________ or body cells

A

somatic

21
Q

Parent cell splits into two daughter cells

A

cytokinesis

22
Q

Three stages of the cell cycle are:

A
  1. Interphase
  2. Metaphase
  3. Cytokinesis
23
Q

Interphase has ____ phases.

A

3

24
Q

cell grows, organelles duplicate

A

G1

25
Q

DNA replicates

A

S

26
Q

Cell makes proteins needed to complete mitosis

A

G2

27
Q

Most of the cell cycle is spent in _________>

A

Interphase

28
Q

Three stages of interphase are:

A

G1
S
G2

29
Q

Normal cells halt at ___________.

A

Checkpoints

30
Q

________ determine the condition of the cell.

A

Proteins

31
Q

______ must pass the checkpoints to proceed with cell division.

A

Cell

32
Q

Three checkpoints are:

A

G1
G2
Metaphase

33
Q

a change in the sequence of DNA

A

Mutation

34
Q

May h=change the structure and function of the protein coded by the DNA

A

Mutation

35
Q

Mutated suppressor genes can increase the likelihood of _______>

A

Cancer

36
Q

May be inherited or caused by carcinogens.

A

Mutation

37
Q

Are all the chromosomes attached to microtubules?

A

Metaphase Checkpoint

38
Q

Is cell division necessary?

Is the cell large enough for G2?

A

G1 Checkpoint

39
Q

Was DNA replicated correctly?

A

G2 Checkpoint

Biology 100 Cawley #3 (17 decks)

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