b1.1.1

Question 1

metabolic rate

Answer 1

the rate at which all chemical reactions in all the cells of the body take place .

Question 2

good cholesterol

Answer 2

hdl

Question 3

bad cholesterol

Answer 3

ldl

Question 4

microorganism

Answer 4

bacteria or virus

Question 5

pathogen

Answer 5

microbes that cause disease

Question 6

ignaz seemmelweiss

Answer 6

introduced idea of hand washing

Question 7

[moi] airborn;

Answer 7

breath in bacteria and viruses

Question 8

[moi] brocken skin ;

Answer 8

cuts and scrapes

Question 9

[moi] ingestion;

Answer 9

eating contaminated food

Question 10

if antibiotic course is not completed …

Answer 10

resistant bacteria

Question 11

MMR

Answer 11

mumps,measles,rubella.

Question 12

thalidomide

Answer 12

stops morning sickness but cause deformed limbs of children however is now used to stop leprosy

Question 13

antigen

Answer 13

a molecule that causes an immune response

Question 14

white blood cells protect by…

Answer 14

engolf pathogens, produce anti-bodies and create anti-toxins

Question 15

viruses don’t …

Answer 15

eat, need energy and do not reproduce like bacteria

Question 16

phagocytes

Answer 16

white blood cells that can swallow and digest microbes and other foreign particles.

Question 17

lymphocytes

Answer 17

determine the specificity of the immune response.

Question 18

reflex arc …

Answer 18

receptor – nerve impulse– sensory nerve– synapse– relay neuron– synapse – motor neuron – effector

Question 19

hormones are …

Answer 19

a chemical messenger sent from the glands, transported in the blood stream.

Question 20

FSH

Answer 20

matures\ripens egg

Question 21

oestrogen

Answer 21

build lining

Question 22

LH

Answer 22

release egg

Question 23

stimulates and inhibits ..

Answer 23

FSH stimulates Oestrogen which stimulates LH which inhibits Oestrogen which inhibits FSH.

Question 24

small surface are to total volume ratio means

Answer 24

less heat loss

Question 25

large surface area to total volume ratio means

Answer 25

eat more

Question 26

carbon cycle

Answer 26

dead plant -- micro organisms -- decompose -- respire -- produces co2 which is released back into the atmosphere.

Question 27

FSH made in ...

Answer 27

pituitary gland

Question 28

Oestrogen made in ..

Answer 28

ovaries

Question 29

LH made in....

Answer 29

pituitary gland

Question 30

light

Answer 30

phototropic

Question 31

water

Answer 31

hydrotropic

Question 32

gravity

Answer 32

geotropic

Question 33

auxin

Answer 33

causes cells to grow quickly

Question 34

extremophile

Answer 34

microorganism that lives in extreme conditions

Question 35

asexual

Answer 35

one parent

Question 36

sexual

Answer 36

two parents

Question 37

every cell has ........ chromosomes

Answer 37

46

Question 38

sex cells

Answer 38

gametes

Question 39

adult cell cloning [EXAMPLE IS Frog]

Answer 39

take frogs egg --- add skin cell of a different frog --- give it 46 chromosomes -- give it a electric shock --- put in womb -- baby looks exactly the same as done and will be same age.

Question 40

embryo cell cloning

Answer 40

fertilise an egg --- turn into a ball of 200 cells but take out before it decides what it is-- take some cells out and put them into other mother --- cells think they are a fertilised egg -- all are identical.