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DNA
Test Description: DNA
Instructions: Answer all questions to get your test result.
1) What shape does a DNA molecule take?
A
single helix
B
stair case
C
double ladder
D
double helix
2) Adenine, Thyamine, Guanine, and Cytosine are the 4 __________ of DNA.
A
phosphate groups
B
nitrogenous bases
C
sugars
D
forces
3) Which base pairing below is INCORRECT?
A
G-C
B
A-T
C
C-G
D
A-G
4) The monomers of a DNA molecule are known as _______.
A
chromosomes
B
nucleotides
C
nucleosomes
D
amino acids
5) Long strands of tightly wound DNA are known as _________.
A
chromosomes
B
genes
C
nucleotides
D
genomes
6) Genes and chromosomes are made of _________.
A
proteins
B
DNA
C
amino acids
D
traits
7) A single gene codes for a single _________.
A
protein
B
DNA strand
C
nucleotide
D
chromosome
8) Adenine complements ____________ and Guanine compliments ___________ in a double strand of DNA.
A
Thyamine, Guanine
B
Thyamine, Adenine
C
Guanine, Cytosine
D
Thyamine, Cytosine
9) What type of bond holds the complimentary strands of DNA together?
A
covalent
B
really strong ones
C
ionic
D
hydrogen
10) The 3 parts of a nucletide are _______________.
A
sugar, phosphate group, nitrogenous base
B
nitrogen, sugar, nitrogenous base
C
protein, sugar, nitrogen
D
sugar, phosphate group, amino acid
11) What would the complimentary piece of DNA made during replication be for ATTCGC
A
TAAGCG
B
None of the options
C
TTTGGG
D
ATTCGC
12) Who is credited with describing the shape of DNA?
A
James Watson, Francis Crick, and Rosalind Franklin
B
Jacob Burskey
C
Larry S., Curly S., Moe S.
D
Charles Darwin and Gregor Mendel
13) Genes are located on _____________.
A
chromosomes
B
nucleotides
C
proteins
D
clothes racks
14) In the ladder anology of the DNA molecule, the rungs or steps of the ladder are:
A
paired sugar and phosphate
B
sugars
C
paired nitrogenous bases
D
phosphates
15) When does DNA replication occur?
A
before cellular respiration
B
after cellular respiration
C
after cell division
D
before cell division
*select an answer for all questions
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