WorksheetsTour of Genetics/ Secret of our Lives
Total questions: 40
Worksheet time: 20mins
Name
Class
Date
1.
We are all _____identical.
a)
99.7
b)
99.9
c)
98.9
d)
99.6
2.
How many chemical bases (letters) are in a DNA sequence?
a)
3
b)
1
c)
2
d)
4
3.
What might be the effect of a misspelling in a DNA?
a)
Increase the risk for disease.
b)
You will get a disease.
c)
You will die.
4.
What does Francis Collins say a genome means?
a)
Gene
b)
Life
c)
Script of life.
d)
All of our DNA.
5.
What does James Watson say a genome is?
a)
Gene
b)
Life
c)
Script of life.
d)
Genetics
6.
What letters represent the building blocks of DNA?
a)
A, C, E, T
b)
A, C, G, T
c)
A, I, G, T
d)
A, B, C, D
7.
What is an example of an inherited trait?
a)
Pink hair
b)
Tattoo
c)
Piercing
d)
Eye Color
8.
What two things make up who we are?
a)
The clothes I wear.
b)
Genes & Jeans
c)
Genes & experiences
d)
Genes
9.
Everything in our bodies is made from or by?
a)
Genome
b)
Sequencing
c)
Chemical Bases
d)
Proteins
10.
The proteins a cell makes determines what it can do.
a)
True
b)
False
11.
How do the chemical bases pair up?
a)
A with A & T with C
b)
A with G & T with C
c)
A with C & A with G
d)
A with T & C with G
12.
Where are the instructions for building all livings things located?
a)
DNA
b)
Genes
c)
Proteins
d)
Sequencing
13.
Proteins are made of long chains of building blocks called amino acids.
a)
True
b)
False
14.
Each person has 2 copies of every gene.
a)
False
b)
True
15.
Each child gets genes from their brother and sister.
a)
True
b)
False
16.
We get our genes from step-dad.
a)
False
b)
True
17.
I can inherit genes from my biological grandparents?
a)
True
b)
False
18.
I get more genes from my biological mother.
a)
True
b)
False
19.
I get half of my genes from biological mother and half from my biological father.
a)
True
b)
False
20.
Do mutations cause differences in our genes?
a)
True
b)
False
21.
Natural red hair is a mutation.
a)
True
b)
False
22.
A single strand of DNA is referred to as a chromosome.
a)
False
b)
True
23.
MOST variations are neither good or bad just different.
a)
True
b)
False
24.
A tan is environmental trait.
a)
True
b)
False
25.
A pedigree chart is a punnett sq.
a)
False
b)
True
26.
An Allele is a form of a gene (found at the same place on a chromosome.
a)
True
b)
False
27.
Which one is heterozygous?
a)
AA
b)
aa
c)
Aa
28.
Which one is homozygous?
a)
AA
b)
Aa
29.
Which genotype is homozygous Dominant?
a)
AA
b)
Aa
c)
aa
30.
Which genotype is Homozygous recessive?
a)
AA
b)
aa
c)
Aa
31.
Eye color is a phenotype.
a)
True
b)
False
32.
Tattoo is a phenotype.
a)
False
b)
True
33.
Sickle-cell anemia is a recessive genetic disorder.
a)
True
b)
False
34.
Which genotype is a carrier of a trait?
a)
Aa
b)
AA
35.
The tissue of human skin is made up of cells.
a)
True
b)
False
36.
Codominance neither dominant nor recessive (ex: red flower and white flower had a pink flower offspring).
a)
True
b)
False
37.
This dog has a genetic mutation (muscular).
a)
False
b)
True
38.
This cat has a genetic mutation.
a)
True
b)
False
39.
The red fish is experiencing codominance.
a)
False
b)
True
40.
This zebra is experiencing codominance.
a)
True
b)
False
100 %
