plant and animal cells

Question 1

what are the channels and pumps that move material across the cell membrane

Answer 1

proteins

Question 2

who was the first person to identify and see cells?

Answer 2

Robert Hooke

Question 3

what is an organ system

Answer 3

a group of organs

Question 4

what does cell specialization mean?

Answer 4

the cell of an organism are uniquely suited to preform a specific function.

Question 5

name the four types of tissue

Answer 5

muscles
epithelial
nervous
connective

Question 6

what is the main function of the cell membrane

Answer 6

regulates what enters and leaves the cell

Question 7

name the three principles of the cell theory

Answer 7

1. cells are the basic unit of life
2. all living things are made up of cells
3. all cells come from existing cells

Question 8

which organ system does the stomach belong to?

Answer 8

digestive system

Question 9

name three functions of the cytoskeleton

Answer 9

1. help cell main shape
2. help cell move
3. help organelles within the cell move

Question 10

what is diffusion?

Answer 10

the movement of molecules from an area UP and to an area of DOWN

Question 11

which means of particle transport requires input of energy from the cell?

Answer 11

Active transport

Question 12

___________ converts food into compound that the cells uses for the growth, develope, and movement

Answer 12

mitochondria

Question 13

what is the function of the lysosome

Answer 13

break down food into particles the cell can use

Question 14

which organelle makes protein using coded instructions that come from the nucleus?

Answer 14

ribosomes

Question 15

what are cilia and flagella made of?

Answer 15

microtubules

Question 16

what 3 groups of animals does the cell theory apply to?

Answer 16

bacteria, plants and animals, and multicellular organism

Question 17

describe the molecule movement when the concentration of those molecules is the same for both sides of a membrane

Answer 17

molecules move in both directions of the membrane

Question 19

diffusion occurs because molecules constantly move and collide with each other (true or false)

Answer 19

TRUE

Question 20

how can you summarize the work of Schlieden and Schwann

Answer 20

all plants and animals are made of cells

Question 21

what is the difference between rough and smooth ER?

Answer 21

ribosomes are attached to the surface of rough ER

Question 22

give an example of a prokaryote

Answer 22

bacteria

Question 23

3 substances that can pass through the cell wall

Answer 23

H2O (water) CO2 (carbon dioxide) and oxygen (O2)

Question 24

what would happen to the blood red cell if it were placed in pure water?

Answer 24

get large aandd burst/ swell.

Question 25

where does the assembly of ribosomes begin?

Answer 25

nucleolus

Question 26

what is the difference between a prokaryote and eukaryote

Answer 26

prokaryote - no nucleus eukaryote - has nucleus

Question 27

what is osmosis

Answer 27

the diffusion of water across a selectively permeable membrane

Question 28

which 2 organelles help provide energy for cells?

Answer 28

mitochondria and chloroplast

Question 29

what are organelles?

Answer 29

specialized structures that perform important cellular functions

Question 30

what is tissue?

Answer 30

a group of cells that performs a similar function

Question 31

which organelles is found in plant cells but NOT animals cells

Answer 31

chloroplasts

Question 32

an animal cell that is surrounded by fresh water will _____ because the osmotic pressure causes water to move _____ the cell

Answer 32

burst, into

Question 33

which 2 structures carry out cell movement?

Answer 33

microtubules and microfilaments

Question 34

what are the two main functions of the cell wall?

Answer 34

support and protection

Question 35

during cell division, what does chromatin condense into

Answer 35

chromomsoures

Question 36

name 3 functions of the nucleus

Answer 36

1. stores DNA 2. controls most of the cell's processes 3. contains the information needed to make proteins.

Question 37

what is the main purpose of a cytoskeleton?

Answer 37

to move organelles within the cell

Question 38

in the golgi apparatus, enzymes attach ___________ and ______ protein

Answer 38

carbohydrates, lipids