DNA
RNA
Enzymes
DNA Replication
Nucleotides
100
The sugar in DNA
deoxyribose
100
The sugar in RNA
ribose
100
What are the fragments on the lagging strand called?
Okazaki Fragments
100
In humans, where does DNA Replication take place?
nucleus
100
Nitrogen bases are held together by...
weak hydrogen bonds
200
What is the shape of DNA?
twisted latter, double stranded, double helix
200
What is the shape of RNA?
single stranded
200
What enzyme unzips DNA?
helicase
200
In DNA, A pairs with
T
200
What 3 parts make up a nucleotide?
phosphate, sugar, nitrogen base
300
DNA is a polymer consisting of what type of monomer?
nucleotide
300
T or F: RNA has AGTC
False, AGUC
300
What enzyme adds nucleotides to DNA
DNA polymerase
300
Replicate this strand:
ATCTTGCAAAGGCT
TAGAACGTTTCCGA
300
In nucleotides, A, G, C, T, U represent what?
nitrogen bases
400
nitrogen base
400
Which base is normally used in the synthesis (making) of RNA but not in the synthesis (making) of DNA?
uracil
400
What enzyme prepare primers so DNA polymerase knows where to start?
RNA primase
400
What does it mean that DNA replication is semiconservative?
one old strand one new strand
400
What is B?
phosphate
500
A sequence of nucleotides found in the DNA of a chromosome codes for a specific protein or trait. This section of DNA is known as a(n)
gene
500
RNA from a chipmunk is compared to RNA from a worm. Both will contain what type of sugar and what type of base (only found in RNA)
ribose and uracil
500
What enzyme seals DNA?
ligase
500
What phase of the cell cycle does DNA replication take place?
S phase
500
The backbone of DNA is made up of what 2 parts, and what bond holds them together?
phosphate and sugar, strong covalent bond