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WorksheetsPryor Genetics
Total questions: 59
Worksheet time: 59mins
Name
Class
Date
1.
The passing of traits from parent to offspring
a)
Heredity
b)
Genetics
c)
Hybrid
d)
Probability
2.
Who was the father of genetics
a)
Sagan
b)
Issac Newton
c)
Gregor Mendel
d)
C.jenkins
3.
The study of heredity and the variation of inherited characteristics
a)
gene
b)
genetics
c)
meiosis
d)
hybrid
4.
which is heterozygous ?
a)
Tt
b)
TT
5.
Which is homozygous ?
a)
Zz
b)
SS
6.
the genetic makeup of an organism
a)
heterozygous
b)
punnet square
c)
genotype
7.
what predicts the outcome
a)
genetic engineering
b)
punnet square
c)
probability
8.
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
9.
Genotype refers to the ...
a)
physical expression of the genes
b)
the possible combination of alleles in a gene
c)
whether an allele is dominant or recessive
d)
how an organism will appear
10.
Squidward has light blue skin, and his genotype for this trait is Bb. Would Squidward be considered a purebred or hybrid for light blue skin?
a)
Purebred
b)
Hybrid
11.
An offspring will receive how many alleles from each parent to determine a specific trait?
a)
one
b)
two
c)
three
d)
five
12.
Which of the following is a phenotype?
a)
BB
b)
Bb
c)
bb
d)
Blue eyes
13.
What is a phenotype
a)
The genetic make up (code)
b)
The physical trait
14.
having two of the same genes for the trait (sometimes called purebred).
a)
homozygous
b)
hetrozygous
c)
protein
d)
chromosome
15.
having two different genes for a trait (sometimes called hybrid).
a)
protein
b)
homozygous
c)
heterozygous
d)
genotype
16.
Magda is a tall, 11 year old drummer. She has a scar on her right cheek. She is good at swimming. Which of her traits did Magda most likely inherit?
a)
height
b)
the scar
c)
ability to swim
d)
ability to play drums
17.
Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?
a)
0 %
b)
25%
c)
50%
d)
75%
18.
G = green, g = yellow
The genotype for a yellow plant is...
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
19.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
20.
Two heterozygous (Tt) tall pea plants are crossed. Which describes their offspring?
a)
50% tall and 50% short
b)
75%tall and 25% short
c)
100%short
21.
Snapdragon flowers come in red, pink and white. What type of inheritance is this?
a)
Complete Dominance
b)
Incomplete Dominance
c)
Codominance
d)
Polygenic Inheritance
22.
What is one advantage of sexual reproduction?
a)
offspring are identical to parents
b)
offspring are resistant to viruses
c)
offspring are born live, rather thna from eggs
d)
offspring inherit a wider variety of genetic information
23.
Incomplete dominance means that the traits are
a)
expressed equally
b)
dominant
c)
recessive
d)
blended
24.
Term for homozygous organisms that display two dominant phenotypes at the same time
a)
codominance
b)
incomplete dominance
c)
multiple alleles
d)
linked genes
25.
One form of a gene is called_______________
a)
a DNA
b)
a Phenotype
c)
a trait
d)
an allele
26.
Besides genetics, what other factors are responsible for how you will grow and develop?
a)
How people treat you
b)
How hard you study
c)
Nutrition and environment
d)
What your parents look like
27.
Which of the following is not a component of DNA?
a)
5 Carbon Sugar
b)
Phosphate Group
c)
Carbon Base
d)
Nitrogen Base
28.
Which of the following is not a nitrogen base found in DNA?
a)
Thymine
b)
Uracil
c)
Guanine
d)
Adenine
29.
According to Chargaff's rule, Cytosine always pair with
a)
Adenine
b)
Uracil
c)
Thymine
d)
Gaunine
30.
What is the significance of the sequence (order) of the Nitrogen Bases in DNA?
a)
The order of the Nitrogen Bases determines the number of chromosomes present in an organism.
b)
The order of the Nitrogen Bases determines the traits that an organism will possess (have).
c)
The order of the Nitrogen Bases determines the gender of an organism.
d)
The order of the Nitrogen Bases determines whether an organism is abiotic biotic.
31.
The twisted ladder shape of DNA is known as a
a)
Double Helix
b)
Triple Helix
c)
Single Helix
d)
Triple Helix
32.
Which answer choice would by complementary (match up) with the DNA strand
ATGCATTCGA
ATGCATTCGA
a)
ATGCATTCGA
b)
TACGTAAGCT
c)
TACCTAAGGA
d)
ATGCCATGAA
33.
What type of macromolecule is DNA?
a)
Protein
b)
Lipid
c)
Carbohydrate
d)
Nucleic Acid
34.
What is the monomer of nucleic acids?
a)
Amino acids
b)
Monosaccharides
c)
Nucleotide
d)
Fatty acids
35.
What are the 3 parts of a Nucleotide?
a)
5 Carbon sugar, Phosphate group, Nitrogen containing base
b)
Sugar and a fatty acid tail
c)
Chains of amino acids
d)
None of the above
36.
T/F DNA contains 4 different types of N-Containing bases.
a)
True
b)
False
37.
What does Chargraff's rule state?
a)
In a sample of DNA..A=T
G=C
G=C
b)
In a sample of DNA A=G
T=C
T=C
c)
In a sample of DNA A=U C=T
d)
None of the above
38.
What makes up the "rungs" of the ladder in a DNA molecule?
a)
Nitrogen bases
b)
Phosphate group
c)
Deoxyribose
d)
Amino acids
39.
The sugar found in DNA is called..
a)
Fructose
b)
Glucose
c)
Ribose
d)
Deoxyribose
40.
When does DNA replication occur?
a)
Prophase of mitosis only
b)
During the S phase of interphase before mitosis and meiosis
c)
Prophase of meiosis only
d)
After mitosis and meiosis
41.
How many strands of nucelotides are found in a DNA molecule?
a)
1
b)
2
c)
3
d)
4
42.
Which two scientists are accredited with correctly deducing the double helix model of DNA?
a)
Watson and Crick
b)
Wilkins and Franklin
c)
Wilkins and Crick
d)
Watson and Franklin
43.
Select the proper sequence of events.
a)
DNA Unzips then nucleotides are added, DNA Zips resulting into 2 strands of DNA
b)
DNA makes an exact copy of itself.
c)
New Nucleotides are added and then DNA unzips and becomes single stranded.
d)
Nucleottides are added and then the DNA Unzips.
44.
When DNA has finished Replication, which of the following has been created?
a)
Four new double stranded DNA molecules.
b)
Two old Stranded DNA Molecules
c)
Two Double Stranded DNA Molecules, each with one old strand and one new strand.
d)
No new DNA is generated.
45.
This image shows that DNA Replication is _______.
a)
Conservative
b)
Semiconservative
c)
Dispersive
d)
Spontaneous
46.
What part of the cell cycle is the DNA in a cell's nucleus replication?
a)
Prophase
b)
Metaphase
c)
Interphase
d)
Telophase
47.
What type of RNA carries the DNA message out of the nucleus to the ribosomes?
a)
mRNA
b)
tRNA
c)
rRNA
48.
What do we call the process of turning DNA into mRNA?
a)
replication
b)
transcription
c)
translation
49.
when DNA is transcribed to RNA....
a)
A pairs with U
b)
G pairs with U
c)
C pairs with T
d)
A pairs with C
50.
When the RNA gets to the ribosomes, which molecule transfers the amino acids to the mRNA?
a)
mRNA
b)
rRNA
c)
tRNA
d)
YMCA
51.
Amino acids are the building blocks of...
a)
atoms
b)
DNA
c)
proteins
d)
a loving relationship
52.
Translation is the process where
a)
mRNA is created in the Nucleus
b)
mRNA is decoded to form a protein
c)
glucose molecules are made
d)
is where lipids are synthesised
53.
tRNA is involved in
a)
carrying amino acids
b)
carrying ribosomes
c)
carrying glucose
d)
carrying lipids
54.
The DNA sequence ATCAGCGCTGGC is part of a gene. how many amino acids are coded for by this message?
a)
4
b)
8
c)
12
d)
20
55.
What is the name of 3 bases on mRNA called?
a)
gene
b)
triplet
c)
codon
d)
anticodon
56.
What is occurring in this picture?
a)
Translation
b)
DNA Replication
c)
Polymerase is unzipping the DNA
d)
Transcription
57.
One difference between DNA and RNA is that RNA....
a)
is double stranded
b)
contains the base Thymine
c)
contains the base Uracil
d)
contained the base Guanine
58.
Which phase of which process does this picture show?
a)
Transcription
b)
Translation
c)
Replication
59.
The job of tRNA is to
a)
carry amino acids to the ribisomes
b)
carry ribisomes to the ER
c)
carry glucose to mitochondria
d)
carry mRNA out of the nucleus
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