S, R, M, and D flashcards for sci quiz

Question 1

The process in which the number of the chromosomes is halved in order to produce gametes

Answer 1

Meioses

Question 2

chromosomes duplicate to produce body cells

Answer 2

Mitosis

Question 3

The shape of DNA

Answer 3

Spiral or double helix

Question 4

one set of chromosomes

Answer 4

haploid

Question 5

two sets of chromosomes

Answer 5

diploid

Question 6

the first cell of a new orgenizem

Answer 6

Zygote

Question 7

reproductive cell

Answer 7

Gamate

Question 8

same everything except forms of genes, half mom, half dad

Answer 8

homologous chromosome

Question 9

4 molecules that complement each other

Answer 9

nitrogen bases

Question 10

a new individual with 1 parent

Answer 10

asexual

Question 11

a new individual with 2 parents

Answer 11

sexual

Question 12

DNA that wraps around protein; carries genetic info

Answer 12

chromosomes

Question 13

1 parent

Answer 13

a

Question 14

resultes in a zyygote

Answer 14

s

Question 15

regeneration

Answer 15

a

Question 16

identical offspring

Answer 16

a

Question 17

new characteristics for offspring

Answer 17

s

Question 18

reproduction for bacteria

Answer 18

a

Question 19

self-pollination

Answer 19

s

Question 20

cross-pollination

Answer 20

s

Question 21

binary fission

Answer 21

a

Question 22

parthenogenogennsis

Answer 22

a

Question 23

fragmentation

Answer 23

a

Question 24

Mit, number of cell division

Answer 24

1

Question 25

Mei, number of cell division

Answer 25

2

Question 26

Mit, number of daughter cells

Answer 26

2

Question 27

Mei, number of daughter cells

Answer 27

4

Question 28

Mit, DNA of the daughter cell compared to the parent cell

Answer 28

Exact or the same

Question 29

Mei, DNA of the daughter cell compared to the parent cell

Answer 29

Half

Question 30

Mit, purpose-what kind of cell results

Answer 30

Boddy cells

Question 31

Mei, purpose-what kind of cell results

Answer 31

Gametes

Question 32

How many chromosomes do humans have

Answer 32

46

Question 33

What does DNA stand for

Answer 33

Deoxyribonucleic acid

Question 34

Who won the Nobel prize for determining the structure of the DNA molecule

Answer 34

James Watson, Francis Crick, and Maurice Williams

Question 35

What are the three components of nucleotides

Answer 35

Deoxy ribose or sugar, phosphate group, and nitrogen base

Question 36

What are the "sides" of a DNA molecule made of

Answer 36

Deoxy ribose and phosphate

Question 37

What are the "rungs" of a DNA molecule made of

Answer 37

nitrogen base and hydrogen bond

Question 38

who's rules enforce nitrogen bases to form particular pairs

Answer 38

Chargaff's rule

Question 39

What letters pair to what

Answer 39

A to T and C to G and vice versa

Question 40

what are the steps of DNA replication 1

Answer 40

"un-zips"

Question 41

what are the steps of DNA replication 2

Answer 41

pair using base-pairing rules

Question 42

what are the steps of DNA replication 3

Answer 42

Attach

Question 43

what are the steps of DNA replication 4

Answer 43

each has half old and half new