MUST KNOW

Question 1

Binomial name system

Answer 1

Kingdom
Phylum
Class
Order
Family
Genus
Species

Question 2

Scientific name

Answer 2

Genus species

Question 3

Biodiversity definition

Answer 3

The variety of species and numbers of individuals within those species

Question 4

Conditions which must apply - capture recapture

Answer 4

Sufficient time between 2 samples
No births, deaths, immigration, emigration
Enough samples

Question 5

Base pairing

Answer 5

A to T
C to G

Question 6

Types of variation

Answer 6

Continuous
Discontinuous

Question 7

How is rate of mutation increased

Answer 7

By ionising radiation ☢️ and some chemicals

Question 8

5 steps in describing natural selection

Answer 8

Overproduction
Variation
Survival of the Fittest to breed
Breeding
Evolved

Question 9

Stimuli

Answer 9

Light sound touch temperature chemicals

Question 10

How is info from sense organs relayed

Answer 10

As electrical impulses along neurones to the cebtral nervous system

Question 11

Name for path a nerve impulse takes after a stimuli is detected

Answer 11

Reflex arc

Question 12

What is the reaction called

Answer 12

A response

Question 13

Sensory neuro e

Answer 13

Receptor to spinal cord

Question 14

Motor neurone

Answer 14

Effector to spinal cord

Question 15

Tropism

Answer 15

Growth in response to (towards/ away from) a stimulus

Question 16

Type 1 diabetes

Answer 16

Body stops producing insulin

Question 17

Type 2 diabetes

Answer 17

Body no longer responds to insulin

Question 18

What does the pancreas release- low blood glucose concentration

Answer 18

Glucagon

Question 19

What does the pancreas release- high blood glucose concentration

Answer 19

Insulin

Question 20

What is glucose stored as

Answer 20

Insoluble glycogen

Question 21

Steps of nephron function

Answer 21

Ultrafiltration
Selective reabsorption
Urine excreted

Question 22

Why incubate human pathogens at 37 degrees c

Answer 22

They grow better at body temperature

Question 23

HIV causative agent

Answer 23

Human immunodeficiency virus

Question 24

Chlamydia causative agent

Answer 24

Bacterium chlamydia trachomatis

Question 25

Malaria causative agent

Answer 25

Single celled parasite
Plasmodium
Spread by mosquitoes

Question 26

Lymphocytes

Answer 26

Respond to antigens
Produce antibodies (destroy microorganisms ) and antitoxins (neutralise poisons)
Form/become memory cells

Question 27

What are antibodies that all respond to the same antigen called

Answer 27

Monoclonal antibodies

Question 28

Lymphocytes are fused with

Answer 28

Myeloma

Question 29

Lymphocytes fused with myeloma are called

Answer 29

Hybridoma