A
B
C
D
E
100
What is the name of the process by which DNA is copied?
DNA replication
100
What are the two parts of the backbone in a DNA molecule.
Sugar (deoxyribose), phosphate.
100
A pairs with _____ and G pairs with _____.
A with T, G with C.
100
What words are used to describe the shape of a DNA molecule?
Double helix.
100
What is the monomer of DNA?
Nucleotide
200
What are the three parts of a nucleotide?
Sugar (deoxyribose), phosphate, nitrogenous base
200
What type of biomolecule is DNA?
Nucleic acid.
200
When does DNA replication take place?
Before cell division.
200
What is the name of the location where the two strands split during DNA replication?
Replication fork.
200
Name the two scientists that discovered the shape of the DNA molecule.
Watson & Crick
300
DNA strands are split apart when what type of bonds are broken?
Hydrogen.
300
What is the purpose of the original strand of DNA in each new double stranded DNA molecule?
Serves as a template.
300
DNA is known as the ______ _______ _______ because it codes for the traits of all living things.
Universal genetic code.
300
An organism's ________ are determined by its DNA sequence.
Traits/characteristics.
300
Monomers join together to build polymers. This general process is called ___________.
Polymerization.
400
A segment of DNA that codes for a specific trait is called a ______.
Gene.
400
What is the name of the enzyme that adds new nucleotides to the template strands of DNA?
DNA Polymerase
400
Each person's DNA is slightly different. Because of this, when gel electrophoresis is performed, the DNA will be sorted by _____________.
Length/size of fragment
400
When DNA is condensed for storage in the nucleus it is known as ______________.
Chromatin
400
In each double stranded DNA molecule, one strand is old and one strand is new. What is this known as?
Semi-conservative
500
What are the two major steps in DNA replication?
1. DNA is split apart. 2. New nucleotides are added to the template strands.
500
How many chromosomes are found in a normal human cell?
46
500
What is the name of the process used to purify and separate DNA fragments in the lab?
Gel electrophoresis/DNA fingerprinting
500
Name two uses for DNA fingerprinting.
Paternity disputes, crime solving, disease testing
500
The number of chromosomes in every living thing is the same T/F.
False
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