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WorksheetsGr12 Revision Quiz
Total questions: 25
Worksheet time: 8mins
Name
Class
Date
1.
What are the nucleotides made of?
a)
Sugar, Phosphate, nitrogen base
b)
Phosphate, Adenine, nitrogen base
c)
Thymine, Adenine, Cytomine
d)
Phosphate, Nitrogen, Adenine
2.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
3.
Which of the following monomers are repeatedly joined together to form a strand of DNA?
a)
amino acids
b)
nucleotides
c)
fatty acids
d)
polysaccharides
4.
How would the DNA sequence GCTATA be transcribed to mRNA?
a)
GCUAUA
b)
CGATAT
c)
CGAUAU
d)
GCUTUT
5.
The process by which the genetic code of DNA is copied into a strand of RNA is called
a)
translation
b)
transcription
c)
transformation
d)
replication
6.
The process of making proteins on the ribosome based on instructions from messenger RNA is called
a)
transcription
b)
transformation
c)
translation
d)
molecular biology
7.
What do we call DNA replication since new DNA has 1 parent strand and 1 new strand?
a)
Conservative
b)
Semiconservative
c)
Dispersive
8.
Where does transcription take place?
a)
nucleus
b)
cytoplasm
c)
ribosome
9.
Translation takes place in the
a)
ribosome
b)
chloroplast
c)
nucleus
d)
mitochondria
10.
What would be the tRNA anticodon for the mRNA codon CAG?
a)
GTC
b)
GUC
c)
CUG
d)
CAG
11.
What type of bonds are forming during translation?
a)
Peptide bonds
b)
Hydrogen bonds
c)
Acid bonds
12.
Identify the phase:
a)
Metaphase I
b)
Metaphase II
c)
Anaphase I
d)
Anaphase II
13.
Identify the phase.
a)
Metaphase I
b)
Metaphase II
c)
Anaphase I
d)
Anaphase II
14.
After meiosis II the daughter cells will contain ____ chromosomes if the original cell contained 78.
a)
78
b)
39
c)
23
d)
46
15.
Is this karyotype for a male or female?
a)
MALE
b)
FEMALE
16.
The process of crossing over occurs in what phase of meiosis?
a)
anaphase 1
b)
prophase 1
c)
prophase 2
d)
telophase 1
17.
Crossing over helps promote
a)
male genotype
b)
genetic variation
c)
DNA replication
d)
mitosis
18.
What process occurs during meiosis that can result in chromosomal disorders?
a)
crossing over
b)
non-disjunction
c)
anaphase I
d)
prophase II
19.
Individuals develop as males. Subtle charactistics become apparent at puberty when extra breast tissue develops, musculature in body doesn't develop and testes are also impacted.
a)
Turner
b)
Down
c)
Klinefelter's
d)
Edward's
e)
Colorblindness
20.
A homozygous dominant dog with brown fur is crossed with a heterozygous dog with brown fur. What are the percentages of the possible genotypes?
a)
100% BB
b)
75% BB and 25%Bb
c)
50 % BB and 50% Bb
d)
50% Bb and 50% bb
21.
In a dihybrid cross
a)
one trait is crossed.
b)
two traits are crossed.
c)
four boxes are needed for the punnett square.
d)
mom's alleles are dominant.
22.
Round seeds (R) are dominant over wrinkled seeds (r). What percentage of the offspring will be round from the following cross?
RR X Rr
RR X Rr
a)
100%
b)
75%
c)
50%
d)
25%
23.
What are the blood types of the possible children that a woman (type O) and man (type AB) can have?
a)
O and AB
b)
O and A
c)
O and B
d)
A and B
24.
What type of inheritance do two alleles have if their traits blend together?
a)
Incomplete Dominance
b)
Co-Dominance
25.
This is an example of ___________.
a)
Incomplete Dominance
b)
Codominance
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