LIVING ENVIORMENT: cells

Question 1

prokaryote

Answer 1

cells that lack a nucleus

Question 2

eukaryote

Answer 2

cells that have a nucleus

Question 3

mitochondria and chloroplast

Answer 3

have their own DNA and can replicate independently from the cell

Question 4

viruses

Answer 4

are living but don’t have some fetrues of life are not made up of cells (contain genetic material)

Question 5

cell membrane

Answer 5

controls what goes on in and out of the cell

Question 6

cell wall

Answer 6

its ONLY in plant cells, supports and protects cells composed of cellulose nonliving supportive structure

Question 7

cytoplasm

Answer 7

fluid like contains organelles some chemical reactions occur

Question 8

nucleus

Answer 8

controls all activities inside of the cell

Question 9

ribosomes

Answer 9

where proteins are made (found in cytoplasm attached to the ER)

Question 10

Endoplasmic Reticulum

Answer 10

move materials from one part of the cell to another

Question 11

Rough ER

Answer 11

have ribosomes

Question 12

Smooth ER

Answer 12

have NO ribosomes

Question 13

Mitochondria

Answer 13

power house of the cell the site of respiration producing energy for the cell

Question 14

centroles

Answer 14

helps cell divison occur ONLY IN ANIMAL

Question 15

Vacuole

Answer 15

storage (usually stores water)

Question 16

Lysosomes

Answer 16

breaks down particles and worn out cell parts

Question 17

nucleolos

Answer 17

makes ribosomes

Question 18

Golgi body

Answer 18

sorts and packages materials

Question 19

Animal cells:

Answer 19

• centroles
• small vacuoles
  -lysosomes
  -round shape

Question 20

Plant cells:

Answer 20

-chloroplast
- large vacuoles
- cell walls
-rectangular ridged shape

Question 21

genetic material is found both in

Answer 21

prokaryote & eukaryote

Question 22

cytoplasm is found both in

Answer 22

eukaryote & prokaryote

Question 23

ribosomes are found in both

Answer 23

eukaryote & prokaryote

Question 24

plasma membrane is found both in

Answer 24

eukaryote & prokaryote

Question 25

cell membrane is the same as?

Answer 25

plasm membrane

Question 26

selectively permeable

Answer 26

controls the type and amount of molecules that can pass through the membrane

Question 27

Diffusion

Answer 27

the movement of individual molecules of a substance from a no energy- passive

Question 28

osmosis

Answer 28

the movement of molecules from a low concentration, to a high concentration non energy- passive

Question 29

chloroplast is only in _______

Answer 29

plant cells

Question 30

the cell theory states ____

Answer 30

1- the cell is the smallest unit in an organism 2- all living things are made up of cells 3- all cells come from other pre-existing cells

Question 31

benedicts test for ____

Answer 31

glucose - changes to: organge/ deep red

Question 32

Iodine test for starch____

Answer 32

starch- changes to : blue/black

Question 33

hypertonic

Answer 33

more solvent than solute = salt water

Question 34

isotonic

Answer 34

contains the same concentration of water and solute

Question 35

hypotonic

Answer 35

more solvent than solute = distilled water

Question 36

active transport

Answer 36

movement of molecules from a low concentration to a high concentration USING ENERGY

Question 37

nuclear membrane

Answer 37

sourounds and protects nucleus and only lets certain things in and out

Question 38

what characteristic is common in both diffusion and active transport

Answer 38

the movement of molecules occur

Question 39

which structure is responsible for maintaining homeostasis

Answer 39

cell membrane

Question 40

how do you tell if its active transport ? (picture)

Answer 40

the small # of molecules to a higher # is active transport

Question 41

how to tell if its diffusion? (picture)

Answer 41

starts off with a bigger # of molecules to a smaller # of them

Question 42

a substance is most likely to diffuse into a cell when

Answer 42

the concentration of the substance is greater on the outside than the inside of the cell

Question 43

Homeostasis

Answer 43

any process that living things use to maintain a stable environment necessary for living

Question 44

metabolism

Answer 44

The chemical changes that take place in a cell or an organism.

Question 45

Concentration gradient

Answer 45

the difference from high concentration to low (the mountain)