cells

Question 1

animal cell

Answer 1

nucleus, cell membrane, ribosomes, cytoplasm, mitochondria, vacuole

Question 2

plant cell

Answer 2

chloroplasts, nucleus, vacuole, ribosomes, cell wall, cell membrane, mitochondria

Question 3

cells

Answer 3

the smallest units from which all organisms are made of

Question 4

unicellular

Answer 4

made of one single cell

Question 5

multicellular

Answer 5

made of many cells

Question 6

electron micrograph

Answer 6

an image taken with and electro miscroscope, these can magnify up to 500,000 times

Question 7

cell membrane

Answer 7

thin layer of protein and fat
surrounds cytoplasm
contorls what enters the cell
partially permeable

Question 8

cell wall

Answer 8

a layer of cellulose that surrounds the cell membrane
protects and supports the cell
fully permeable

Question 9

cytoplasm

Answer 9

clear jelly material that fills the cell
70% of water
has substance dissolved in it
metabolic reaction takes place

Question 10

vacuole

Answer 10

a fluid filled sack inside a cell wiht its own cell membrane around it

Question 11

nucleus

Answer 11

stores genetic information in form of chromosomes made of DNA

Question 12

chlorophyll

Answer 12

contains green pigment
absorbs energy from sunlight to create food for the plant
contain starch grains

Question 13

mitochondria

Answer 13

where aerobic respiration takes place

Question 14

ribosomes

Answer 14

found in almost all plant and animal cells
where cell makes protein using DNA info

Question 15

Magnification equation

Answer 15

size of image / actual size of object

Question 16

bacteria
structure

Answer 16

unicellular
cell wall made of peptidoglycan
plasmids
circular DNA
cell membrane
cytoplasm
ribosomes

Question 17

what do bacteria not have

Answer 17

mitochondria, vacuole, chloroplasts, nucleus

Question 18

cell wall in bacteria

Answer 18

made of peptidoglycan
stops cell from bursting

Question 19

prokaryotic cells

Answer 19

“cells before nucleus”
bacteria
have a circle of DNA sometimes called bacterial chromosomes
instruct

Question 20

plasmids

Answer 20

prokaryotic cells have sometimes 1 or more smaller circles of DNA called plasmids

Question 21

flagella

Answer 21

some have a long hair- like structures that rotates to help move bacterias around

Question 22

specialised cells

Answer 22

cells that have a particular function to perform and have slightly different adaptations to help them do it effectively

Question 23

cell division

Answer 23

cells divide to create new cells
this is true for animal, plant and bacteria cells

Question 24

ciliated cell

Answer 24

found in the lining of the trachea bronchi
cilia help move mucus upwards

Question 25

neuron cell

Answer 25

found in the nervous system
conduct electrical impulses

Question 26

red blood cell

Answer 26

found in the blood of mammals
transports oxygen

Question 27

sperm cell

Answer 27

found in testes of mammals
its the male gamete of sexual reproduction

Question 28

egg cell

Answer 28

found in ovaries of mammals
the female gamete of sexual reproduction

Question 29

root hair cell

Answer 29

near tips of the roots of flowering plants
absorbtion of water and mineral ions

Question 30

palisade mesophyll cell

Answer 30

in leaves of flowering plants
photosythesis

Question 31

tissues

Answer 31

group of cells that perform the same job form tissues

Question 32

organ

Answer 32

group of different tissues that carry out a particular function