Unit 9

Question 1

production of offspring from one parent

Answer 1

asexual reproduction

Question 2

binary fission
spores
vegetative propagation
regeneration
cloning

Answer 2

5 types of asexual reproduction

Question 3

formation of a new individual by fertilization, the combining of two haploid (N) sex cells (gametes-egg and sperm) made during meiosis

Answer 3

Sexual reproduction

Question 4

what is meiosis the process of

Answer 4

to convert a diploid cell to a haploid gamete, thus causing a change in the genetic information to increase diversity in the offspring

Question 5

meiosis

Answer 5

formation of reproductive cells (egg and sperm)

Question 6

what does asexual reproduction use

Answer 6

mitosis

Question 7

what does asexual reproduction produce

Answer 7

genetically identical cells

Question 8

is there genetic diversity in asexual reproduction

Answer 8

no

Question 9

what is the new individual cell made during sexual reproduction called

Answer 9

a zygote

Question 10

what is meiosis not

Answer 10

asexual reproduction

Question 11

what is meiosis the formation of

Answer 11

an egg or sperm that will be used during reproduction by forming a zygote

Question 12

what happens during mitosis

Answer 12

a singular nucleus divides into 4 nuclei by going through mitosis twice

Question 13

what does meiosis result in

Answer 13

4 haploid daughter cells

Question 14

what is the cell cycle also known as

Answer 14

mitosis

Question 15

what is mitosis

Answer 15

the division of a cell to form two genetically identical cells

Question 16

what is the cell cycle not

Answer 16

it is not a series of individual steps, but a continuous process with no detonated divisions between phases

Question 17

what are the 3 main divisions of the cell cycle

Answer 17

Interphase, Mitosis, Cytokinesis

Question 18

what is the longest division of the cell cycle

Answer 18

interphase

Question 19

what is interphase divided into

Answer 19

G1 phase, S phase, G2 phase

Question 20

what phase of the cell cycle does the cell never leave

Answer 20

G0 phase

Question 21

what is mitosis divided into

Answer 21

prophase, metaphase, anaphase, telophase

Question 22

what is cytokinesis

Answer 22

division of the cytoplasm and organelles

Question 23

what happens during the G1 phase

Answer 23

the cell is obtaining nutrients, synthesizing RNA, producing proteins, and growing in size

Question 24

what is the longest period of interphase

Answer 24

G1 phase

Question 25

what phase of interphase is when chromatin duplicates

Answer 25

S phase

Question 26

what is each piece of duplicated chromatin held together by

Answer 26

centromere

Question 27

this follows anaphase

Answer 27

telophase`

Question 28

made up of the G1, S and G2 phase

Answer 28

interphase

Question 29

cleavage furrow forms during this portion of the cell cycle

Answer 29

cytokinesis

Question 30

formation of the cell plate in plants occurs during this portion of the cell cycle

Answer 30

cytokinesis

Question 31

spindle fibers disappear during this phase

Answer 31

telophase

Question 32

nitrogen base that always binds to guanine

Answer 32

cytosine

Question 33

phase of the cell cycle which occurs after cytokinesis

Answer 33

interphase

Question 34

phase during which centrioles move to opposite sides of the cell

Answer 34

prophase

Question 35

2N

Answer 35

diploid

Question 36

phase of the cell cycle which occurs after mitosis

Answer 36

cytokinesis

Question 37

this pair of sex chromosomes is found in a female

Answer 37

XX

Question 38

a portion of interphase during which DNA is copied

Answer 38

S phase

Question 39

the portion of interphase during which cells grow in size

Answer 39

G1 phase

Question 40

longest period of interphase

Answer 40

G1 phaset

Question 41

this pair of sex chromosomes is found in a male

Answer 41

XY

Question 42

type of reproduction that results in genetically identical cells

Answer 42

asexual reproduction

Question 43

portion of interphase during which to cell prepares for division

Answer 43

G2 phase`

Question 44

phase where chromatin begins to coil into chromosomes attached at the centromere

Answer 44

prophase

Question 45

chromosomes are found in this part of the cell

Answer 45

nucleus

Question 46

spindle fibers shorten and sister chromosomes are drawn to opposite poles in this phase

Answer 46

anaphase

Question 47

division of the nucleus

Answer 47

mitosis

Question 48

two of these are attached by a centromere

Answer 48

chromatids

Question 49

division of the cytoplasm

Answer 49

cytokinesis

Question 50

term used to describe the center of the cell when chromosomes are lined up

Answer 50

metaphase plate

Question 51

phase where the spindle apparatus forms in animal cells

Answer 51

prophase

Question 52

phase where chromosomes move to the center of the cell

Answer 52

metaphase

Question 53

interval between cell divisions

Answer 53

interphase

Question 54

N

Answer 54

haploid

Question 55

the phase of the cell cycle which follows interphase

Answer 55

mitosis

Question 56

term used to describe the non-dividing phase of muscle and nerve cells

Answer 56

G0

Question 57

used by cells to guide the separation of sister chromatids into two daughter cells

Answer 57

spindle apperatus

Question 58

cell division resulting in daughter cells being much smaller than parent

Answer 58

budding

Question 59

nitrogenous base that always binds to thymine

Answer 59

adenine

Question 60

phase used for karyotyping cells

Answer 60

metaphase

Question 61

ratio which helps determine when a cell should divide

Answer 61

volume: surface area

Question 62

term used to describe cell division in prokaryotes

Answer 62

binary fission

Question 63

phase during which centromeres divide

Answer 63

anaphase

Question 64

nuclear envelopes reassemble during this phase

Answer 64

telophase

Question 65

non-sex chromosomes

Answer 65

autosomes

Question 66

photograph showing all the chromosomes in a person's body

Answer 66

karyotype

Question 67

diploid number in human

Answer 67

46 chromosomes

Question 68

is chromatin or chromosomes present in G1 interphase

Answer 68

Chromatin

Question 69

is chromatin or chromosomes present in G2 interphase

Answer 69

chromatin

Question 70

is chromatin or chromosomes present in S interphase

Answer 70

chromatin

Question 71

is chromatin or chromosomes present in prophase

Answer 71

chromatin into chromosomes

Question 72

is chromatin or chromosomes present in metaphase

Answer 72

chromosomes

Question 73

is chromatin or chromosomes present in telophase

Answer 73

chromosomes into chromatin

Question 74

is chromatin or chromosomes present in anaphase`

Answer 74

chromosomes

Question 75

is chromatin of chromosomes present in cytokinesis

Answer 75

chromatin

Question 76

is the DNA joined or individual in the G1 phase of interphase

Answer 76

individual

Question 77

is the DNA joined or individual in the S phase of interphase

Answer 77

joined

Question 78

is the DNA joined or individual in the G2 phase of interphase

Answer 78

joined

Question 79

is the DNA joined or individual in prophase

Answer 79

joined

Question 80

is the DNA joined or individual in metaphase

Answer 80

joined

Question 81

is the DNA joined or individual in anaphase

Answer 81

individual

Question 82

is the DNA joined or individual in telophase

Answer 82

individual

Question 83

is the DNA joined or individual in cytokinesis

Answer 83

individual

Question 84

how many nuclei are present in G1 interphase

Answer 84

2

Question 85

how many nuclei are present in S interphase

Answer 85

2

Question 86

how many nuclei are present in G2 interphase

Answer 86

1

Question 87

how many nuclei are present in prophase

Answer 87

0

Question 88

how many nuclei are present in metaphase

Answer 88

0

Question 89

how many nuclei are present in anaphase

Answer 89

0

Question 90

how many nuclei are present in telophase

Answer 90

1

Question 91

how many nuclei are present in cytokinesis

Answer 91

2

Question 92

in what phase do the sister chromatids move apart

Answer 92

anaphase

Question 93

in what phase does the nucleus begin to fade from view

Answer 93

prophase

Question 94

what phase is the opposite of prophase

Answer 94

telophase

Question 95

in what phase is half of the cleavage furrow visible

Answer 95

cytokinesis

Question 96

in what phase do the chromosomes replicate

Answer 96

interphase

Question 97

what phase is the cell plate nearly completed

Answer 97

cytokinesis

Question 98

in what phase do spindle fibers begin to form

Answer 98

prophase

Question 99

what phase do spindle fibers begin to form

Answer 99

prophase

Question 100

what phase completes cell division

Answer 100

cytokinesis

Question 101

in what phase do the chromosomes move toward the poles of the cell

Answer 101

anaphase

Question 102

in what phase do the chromosomes line up along the equator

Answer 102

metaphase

Question 103

what phase is the time of the cell growth

Answer 103

interphase

Question 104

in what phase does a new nuclear membrane form around the chromosomes

Answer 104

telophases

Question 105

in what phase does the nuclear membrane break down

Answer 105

prophase

Question 106

in what phase is the cytoplasm of the cell divided

Answer 106

cytokinesis

Question 107

in what phase is DNA not visible

Answer 107

interphase

Question 108

in what phase are chromosomes in their most condensed state

Answer 108

metaphase