U2 bio quiz 2

Question 1

what is the macromolecule who’s monomer is glycerol

Answer 1

lipids

Question 2

what is the macromolecule who’s monomer is fatty acids

Answer 2

lipids

Question 3

what is the macromolecule who’s monomer is amino acids

Answer 3

proteins

Question 4

what is the macromolecule who’s monomer is nucleotides

Answer 4

nucleic acids

Question 5

which elements are in lipids

Answer 5

CHO

Question 6

which elements are in proteins

Answer 6

CHNO

Question 7

which elements are in nucleic acids

Answer 7

CHNOP

Question 8

what is the function of the lipids

Answer 8

makes up cell membrane, long term energy storage, provides insulation

Question 9

what is the function of the proteins

Answer 9

many different structural functions in the body, no energy directly

Question 10

what is the function of the nucleic acids

Answer 10

stores genetic information like DNA/RNA

Question 11

what macromolecule provides short term energy

Answer 11

carbohydrates

Question 12

what is the monomer of carbohydrates

Answer 12

monosaccharide (simple sugar)

Question 13

what is DNA made up of

Answer 13

4 nucleotides

Question 14

what are the names of the 4 nucleotides

Answer 14

adenine guanine cytosine thyamine

Question 15

what goes with adenine

Answer 15

thyamine

Question 16

what goes with cytosine

Answer 16

guanine

Question 17

what links nitrogen bases

Answer 17

a weak hydrogen bond

Question 18

why is the hydrogen bond weak

Answer 18

so it can break off for replication

Question 19

what is dna

Answer 19

double-helix

Question 20

why is it a double helix

Answer 20

so it can be easily and accurately replicated

Question 21

what determines proteins and therefore traits

Answer 21

order of nitrogen bases

Question 22

describe the order of protein synthesis

Answer 22

DNA –> mRNA–> amino acids–> protein–>

Question 23

where does transcription occur

Answer 23

in the nucleus

Question 24

what occurs during transcrption

Answer 24

DNA rewritten as RNA

Question 25

where does mRNA go

Answer 25

it leaves the nucleus to go to the ribosomes

Question 26

where does DNA go

Answer 26

its too big to leave the nucleus

Question 27

where does translation occur

Answer 27

in the ribosomes

Question 28

what occurs during translation

Answer 28

mRNA translated into amino acids

Question 29

what is the result of translation of mRNA into amino acids

Answer 29

it creates a polypeptide chain

Question 30

what happens after a polypeptide chain is created

Answer 30

tRNA bring the amino acids back to the ribosome

Question 31

what happens after amino acids are brought back to the ribosome

Answer 31

anticodon on the tRNA binds with the codon on the mRNA

Question 32

what is a mutation

Answer 32

a change in a genetic sequence

Question 33

a single nucleotide change in a DNA sequence can cause a change in the _ sequence

Answer 33

amino acid

Question 34

_ mutations change one amino acid

Answer 34

substitution

Question 35

the change in one amino acid is known as

Answer 35

point mutation

Question 36

mutations can be caused by

Answer 36

errors in DNA replication

Question 37

mutations can be caused by (2)

Answer 37

environmental factors like UV rays

Question 38

mutations are

Answer 38

not good or bad