Test 4 Review

Question 1

1902

Answer 1

Genes are gaining acceptance as a concept

Question 2

1930’s

Answer 2

Boveri and Sutton- established the Chromosome theory (Drosophila)

Question 3

1952

Answer 3

Hershey and Chase prove that DNA not protein is the information carrier

Question 4

1953

Answer 4

Watson and Crick propose the double helix

Question 5

Nucleotide

Answer 5

a unit of DNA consisting of: A nitrogen base, A sugar, A phosphate

Question 6

Purine

Answer 6

A nitrogen base consisting of 2 rings

Question 7

Adenine

Answer 7

DNA, RNA

Question 8

Guanine

Answer 8

DNA, RNA

Question 9

Pyrimidine

Answer 9

A nitrogen base consisting of 1 ring

Question 10

Cytosine

Answer 10

DNA, RNA

Question 11

Thymine

Answer 11

DNA

Question 12

Uracil

Answer 12

RNA

Question 13

DNA Polymerase

Answer 13

The enzyme that copies DNA to DNA

Question 14

Template

Answer 14

“original” from which a copy is made

Question 15

Transcription

Answer 15

DNA to RNA

Question 16

RNA Polymerase

Answer 16

The enzyme that copies DNA to RNA

Question 17

mRNA

Answer 17

messenger RNA (the copy of DNA that goes hot if the nucleus

Question 18

Translation

Answer 18

RNA to Amino Acid sequence

Question 19

Ribosome

Answer 19

The thing that translates RNA into Amino Acids

Question 20

Codon

Answer 20

a section of DNA that codes for a particular amino

Question 21

Anticodon

Answer 21

The complementary part or tRNA which binds to the mRNA

Question 22

tRNA

Answer 22

Transfer RNA brings a an amino acid to the mRNA/Ribosome complex

Question 23

rRNA

Answer 23

Ribosomal RNA - RNA is part of the ribosome

Question 24

Exon and Intron

Answer 24

Rna editing (Keep exons toss introns)

Question 25

Mutation

Answer 25

an uncorrected change in the DNA which remains

Question 26

Insertion

Answer 26

mutations where a nucleotide is added

Question 27

Deletion

Answer 27

mutation where a nucleotide is removed

Question 28

Substitution

Answer 28

mutation where nucleotide is replaced

Question 29

Mitosis

Answer 29

division of the DNA

Question 30

Meiosis 1

Answer 30

separate the homologous chromosomes

Question 31

Meiosis 2

Answer 31

separate the chromatids

Question 32

Down’s syndrome

Answer 32

three 21 chromosomes

Question 33

Turner’s syndrome

Answer 33

X only

Question 34

Klinefelters

Answer 34

(XXy), and Poly y