natural selection

Question 1

name the stages of mitosis

Answer 1

prophase metaphase anaphase telophase

Question 2

name the stage that occurs before mitosis

Answer 2

Interphase

Question 3

what is the function of mitosis

Answer 3

growth and repair

Question 4

the function of meiosis

Answer 4

produce gametes

Question 5

2 human gamete’s

Answer 5

sperm and ovum

Question 6

how many chromosomes does a human diploid have

Answer 6

46

Question 7

how many chromosomes does a human haploid have

Answer 7

23

Question 8

define genetic variation

Answer 8

Differences among individuals in the composition of their genome

Question 9

define mutation

Answer 9

changes in an organisms dna sequence

Question 10

name 3 things caused by genetic variation

Answer 10

blood type, skin colour, eye colour

Question 11

who made theory of evolution

Answer 11

charles dawin

Question 12

define natural selection

Answer 12

Those organisms best adapted to their environment are more likely to survive, breed and pass their desirable characteristics onto their offspring

Question 13

What causes evolution by natural selection?

Answer 13

compeition for resources

Question 14

3 human fossils

Answer 14

ardi lucy turkana boy

Question 15

How do bacteria provide evidence for
evolution by natural selection?

Answer 15

The development of antibiotic resistance

Question 16

8 levels of classification

Answer 16

domain kingdom phylum class order family genus species

Question 17

By which scientific process are two organisms bred together due to their desirable traits with the intention that the offspring inherit these traits over many generations

Answer 17

selective breeding

Question 18

define cancer

Answer 18

uncontrollable cell division

Question 19

3 factors that increase mutation

Answer 19

x-ray, uv, radiation

Question 20

define species

Answer 20

animals that can breed to produce fertile offspring