uno

Question 1

(Importance of Cell Division and Why do cells divide?)

1.Growth and ______

Answer 1

DEVELOPMENT

Question 2

(Importance of Cell Division and Why do cells divide?)

2. Tissue ____ and _____ healing

Answer 2

REPAIR; WOUND

Question 3

(Importance of Cell Division and Why do cells divide?)

3. ________ Reproduction

Answer 3

Asexual

Question 4

4. Replacement of ___ or ______
   Cells

Answer 4

Old; worn-out

Question 5

2 Types of Cell Division

Answer 5

Mitosis and Meiosis

Question 6

which happens in body cells or somatic cells.

Answer 6

Mitosis

Question 7

which involves the gametes or sex cells.

Answer 7

Meiosis

Question 8

The cell cycle’s two
main phases:

Answer 8

Interphase and M Phase (Mitotic Phase)

Question 9

non-dividing stage (G1, S, and G2 phases, G0)

Answer 9

Interphase

Question 10

Replication of DNA

Answer 10

S phase

Question 11

Cell grows

Answer 11

Gap 1

Question 12

Cell prepares to divide

Answer 12

G2-Gap 2

Question 13

dividing stage

Answer 13

M Phase (Mitotic Phase)

Question 14

In M Phase, the mitosis is for ______

Answer 14

somatic cells

Question 15

In M phase, the meiosis is for _____

Answer 15

sex cells

Question 16

IN G1,

Cells ___ their size

Answer 16

1; increase

Question 17

IN G1,

(2) _____ synthesis

Answer 17

1; Protein

Question 18

IN G1

(3) enough _____

Answer 18

1; nutrients

Question 19

In ___ phase, DNA synthesis (replication) occurs where cells make a copy of its genetic material.

Answer 19

S phase

Question 20

In G2 phase, cell undergoes ____. Synthesis of ___ and proteins, and organelles continue to _____.

Answer 20

(1) further growth
(2) RNA
(3) replicate

Question 21

checks for

(1) nutrients/nutrient availability
(2) growth factor/cell size
(3)DNA damage

occurs at the end of it

Answer 21

G1 checkpoint

Question 22

check for

(1) cell size
(2) DNA replication

Answer 22

G2 checkpoint

Question 23

checks for Chromosome spindle attachment

spinde checkpoint

During ____ of mitosis or meiosis

Each chromosome properly attached to the spindle

Answer 23

Metaphase checkpoint

Question 24

is a normal process that takes place in all living things.

Answer 24

Cell division

Question 25

the results of cell division (4) G.H.R.D

Answer 25

Growth, healing, reproduction, and even death

Question 26

Failure to regulate cell activities may result in various diseases and disorders.

Answer 26

MALFUNCTION DURING CELL CYCLE

Question 27

refers to a group of diseases characterized by uncontrolled and abnormal cell division

Answer 27

CANCER

Question 28

mainly by changes or mutations to the DNA within cells.

Answer 28

Cancer

Question 29

What are some of the risk factors contributing to cancer? (e.g.: smoking, high-fat diet, working with toxic chemicals)

Answer 29

Lifestyle factors

Question 30

risk factors contributing to cancer Family history, ________, and genetics

Answer 30

inheretence

Question 31

Risk factors contributing to cancer e.g., exposure to pesticides and fertilizers, radiations, and carcinogens)

Answer 31

Environmental exposures

Question 32

the use of drugs to kill the dividing cells

Answer 32

Chemotherapy

Question 33

involves removal of the cancerous body part.

Answer 33

Surgery

Question 34

involves the exposure of X-rays to kill cancer cells and shrink the tumor size.

Answer 34

Radiation therapy

Question 35

A change in the number or structure of chromosomes.

Answer 35

GENETIC DISORDERS

Question 36

21st chromosome has three instead of two chromosomes

Answer 36

Down Syndrome (Trisomy 21)

Question 37

affecting females ➢they don’t have distinct facial features ➢delayed development ➢tall stature

Answer 37

Trisomy X Syndrome (47, XXX)

Question 38

Turner Syndrome (45, XO) is a condition that affects only females because one of the —- chromosomes is —— or partially —-

Answer 38

X, missing

Question 39

Webbed neck, short stature, swollen hands and feet. ➢Some have skeletal abnormalities, kidney problems, and/or congenital heart defect.

Answer 39

Turner Syndrome (45, XO)

Question 40

Cri du chat is also known as "cat's cry syndrome," is a genetic disorder caused by a _____ of a portion of chromosome ____

Answer 40

deletion, 5

Question 41

a process where a single cell divides into two identical daughter cells.

Answer 41

Mitosis

Question 42

The newly formed daughter cells are genetically identical to the parent cell and to each other.

Answer 42

Mitosis

Question 43

Chromosomes become more distinct.

Answer 43

Mitosis

Question 44

centrioles move toward opposite sides of the nucleus.

Answer 44

Prophase

Question 45

the chromosomes are aligned in the center of the nucleus. (or chromosomes line up at equator)

Answer 45

Metaphase

Question 46

Each chromatid is attached to the spindle.

Answer 46

Metaphase

Question 47

Chromatids move to opposite poles.

Answer 47

Anaphase

Question 48

the chromosomes are now at opposite poles of the spindle.

Answer 48

Telophase, 1

Question 49

chromosomes start to uncoil and become indistinct.

Answer 49

Telophase, 2

Question 50

a new nuclear membrane forms around them.

Answer 50

Telophase, 3

Question 51

the spindle disappears.

Answer 51

Telophase, 4

Question 52

followed by the division of the cytoplasm in cytokinesis.

Answer 52

Telophase, 5

Question 53

In Telophase 5, at the end of _____, two daughter cells with the same number of chromosomes are formed.

Answer 53

Cytokinesis

Question 54

involves the formation of sex cells in the reproductive organ. (Sperm cells and egg cells)

Answer 54

Meiosis

Question 55

Meiosis begins with a _____ cell.

Answer 55

Deploid

Question 56

In meiosis, the cell goes through 2 cell division.

Answer 56

Meiosis I and Meiosis II

Question 57

Like Mitosis, Meiosis also starts with _____ ( G1, Synthesis, G2)

Answer 57

interphase

Question 58

transfer genetic information with each other or the crossing over

Answer 58

prophase I

Question 59

tetrad lined up in the middle of the nucleus.

Answer 59

Metaphase I

Question 60

Chromosomes separate and move to opposite poles.

Answer 60

Anaphase I

Question 61

components of new cells begin to appear

Answer 61

Telophase I

Question 62

Meiosis II Prophase II Metaphase II Anaphase II Telophase II _______

Answer 62

Cytokinesis

Question 63

Meiosis II is initiated immediately after cytokinesis, In contrast to meiosis I, meiosis II resembles a normal ____

Answer 63

mitosis