Chapter 3-Cells

Question 1

Cell

Answer 1

Basic unit of structure and function of all living things

Question 2

Nucleus

Answer 2

Controls the activities of the cell and facilitate cell division

Question 3

Nuclear membrane

Answer 3

regulates transport of substances into and out of the cell

Question 4

Nucleoplasm

Answer 4

A clear semi liquid that fills the spaces around the chromatin and nucleoli

Question 5

Nucleolus

Answer 5

Reservoir for RNA

Question 6

Ribosomes

Answer 6

Serves at site for protein synthesis

Question 7

Cytoplasm

Answer 7

watery thing that hold the organelles

Question 8

Centrosome

Answer 8

contains two centrioles that are functional during animal cell division

Question 9

Endoplasmic Reticulum

Answer 9

transport molecules in and out of the nucleus

Question 10

Mitochondria

Answer 10

serves as sites of cellular respiration and energy production ;stores ATP

Question 11

Golgi Apparatus

Answer 11

manufactures carbohydrates

Question 12

Lysosomes

Answer 12

serve as center for cellular digestion

Question 13

Perioxisomes

Answer 13

help to digest fats and detoxify harmful substances

Question 14

Cytoskeleton

Answer 14

provides support and structure of cells

Question 15

Pinocytic Vescles

Answer 15

large molecules can enter the cell

Question 16

Cilia and Flagella

Answer 16

creates movement

Question 17

Meiosis

Answer 17

Involves reproduction ; sex cells

Question 18

Mitosis

Answer 18

involves growth and maintenance of cells

Question 19

Mitosis Stage 1

Answer 19

Interphase-All metabolic cellular activities to help in the maintenance of cell homeostasis

Question 20

Mitosis Stage 2

Answer 20

Prophase- two pairs of centrioles start to deprecate toward the opposite ends or poles of the cell

Question 21

Mistosis Stage 3

Answer 21

Metaphase-Nuclear membrane completely dissolved, chromatin pairs arrange in single file

Question 22

Mitosis Stage 4

Answer 22

Anaphase-chromatin seperate

Question 23

Mitosis Stage 5

Answer 23

Telophase-chromosomes pull toward opposite ends of the cell

Question 24

Necrosis

Answer 24

cell has unprogrammed death

Question 25

Apoptosis

Answer 25

cells intentionally die

Question 26

Embryonic Stem Cells

Answer 26

pluripotent; a lot of cells

Question 27

Adult Stem Cells

Answer 27

replenish dying cells, regenerate damage tissue ex:bone marrow transplant

Question 28

Umbilical Cord Blood Stem Cells

Answer 28

used to treat diseases multipotent didferentiate into small cells

Question 29

Passive Transport

Answer 29

do not require an energy source diffusion, osmosis

Question 30

Active Transport

Answer 30

require an energy source phagocytosis,pinocytosis

Question 31

Diffusion

Answer 31

molecules spread themselves out evenly

Question 32

Osmosis

Answer 32

diffusion of water

Question 33

isotonic

Answer 33

equal concentration of the salute and solution

Question 34

Hypotonic

Answer 34

low salute concentration

Question 35

Hypertonic

Answer 35

high salute concentration

Question 36

phagocytosis

Answer 36

cell eating

Question 37

pinocytosis

Answer 37

cell drinking

Question 38

atrophy

Answer 38

decrease in size

Question 39

hyper trophy

Answer 39

increase in size

Question 40

hyperplasia

Answer 40

increase in number

Question 41

metaplasia

Answer 41

changed into another type of cell

Question 42

dysplasia

Answer 42

change to a size, shape and organization of cells as a result of a stimulus

Question 43

neoplasia

Answer 43

changed in the cell structure with uncontrolled growth pattern

Question 44

benign tumor

Answer 44

not cancerous

Question 45

malignant tumor

Answer 45

cancerous

Question 46

filtration

Answer 46

Movement of solute/ water across a semipermeable membrane