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WorksheetsGenetics LC2 Bio
Total questions: 35
Worksheet time: 24mins
Name
Class
Date
1.
Genotype or Phenotype: Freckles
a)
Genotype
b)
Phenotype
2.
Genotype or Phenotype: Black hair
a)
Phenotype
b)
Genotype
3.
Genotype or Phenotype: ff
a)
Genotype
b)
Phenotype
4.
Homozygous or Heterozygous: ff
a)
Homozygous
b)
Heterozygous
5.
Homozygous or Heterozygous: Ff
a)
Homozygous
b)
Heterozygous
6.
The heterozygous DOMINANT trait of dimples?
a)
DD
b)
dd
c)
Dd
7.
A mom with a dominant HOMOZYGOUS gene of a hitchhiker's thumb and a dad with a homozygous recessive gene for a straight thumb. What is the baby's phenotype?
a)
50% straight thumb
b)
100% Hitchhiker's Thumb
c)
25% Hitchhiker's Thumb
8.
A characteristic that is passed from parent to offspring
a)
inherited trait
b)
chromosome
c)
pedigree
d)
DNA
9.
One of the threadlike structures in the nucleus of a cell that contain directions for the cell's activities
a)
variation
b)
pedigree
c)
DNA
d)
chromosome
10.
A chart that traces the history of traits in a particular family
a)
DNA
b)
pedigree
c)
chromosome
d)
variation
11.
The passing of inherited traits from parents to offspring
a)
acquired traits
b)
inherited traits
c)
heredity
d)
genetics
12.
Ability to to ride a motorcycle
a)
inherited triat
b)
acquired trait
c)
genes
d)
Keelan
13.
The study of Heredity
a)
science
b)
genetics
c)
english
d)
gene
14.
Organisms that always produce offspring with the same traits are known as
a)
purebred
b)
hybrid
c)
dominant trait
d)
recessive trait
15.
The hidden form of an inherited trait
a)
dominant trait
b)
recessive trait
c)
purebred
d)
hybrid
16.
What is the relationship between DNA and chromosomes?
a)
Chromosomes are made of DNA
b)
DNA is made of chromosomes
c)
DNA and chromosomes are the same thing.
d)
All of the above are correct
17.
How many pairs of chromosomes exist in each of your cells?
a)
10
b)
12
c)
23
d)
46
18.
Why are your chromosomes arranged in pairs?
a)
Scientists have no idea
b)
Because you get one from your mom and one from your dad
c)
Because pairs can divide easier
d)
Because DNA is awesome
19.
Which statement is true?
a)
Your DNA is the same as your siblings.
b)
Your set of DNA is identical to your mothers.
c)
Your set of DNA is identical to your fathers.
d)
Your DNA is unique to you.
20.
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
21.
Which of your body cells contain DNA?
a)
Only your reproductive cells, like egg or sperm
b)
Only your blood cells
c)
Only your bone cells
d)
Most all of the cells in your body
22.
Which trait is completely determined by your DNA?
a)
Your personality
b)
Your intelligence
c)
Your natural hair color
d)
Your weight
23.
Which is true about DNA?
a)
Only animals have DNA in their cells
b)
DNA research is simple and quick
c)
DNA contains many genes
d)
None of the above are true.
24.
Inherited traits are controlled by
a)
genetic information in the genes
b)
the environment a baby is born into
c)
the nucleus and mitochondria
d)
none of the above
25.
has more than 2 variations
a)
regulatory genes
b)
multiple alleles
c)
mendelian inheritance
26.
phenotypes that is a blend of the heterozygous gene pair
a)
incomplete dominance
b)
multiple alleles
c)
regulatory genes
27.
trait shows only if both parents pass it on
a)
recessive
b)
dominant
c)
codominan
28.
Who is considered the "father" of modern genetics?
a)
Einstein
b)
Mendel
c)
Disney
d)
Washington
29.
A single cross such as flower color.
a)
mono hybrid
b)
dihybrid
c)
crossing over
d)
homozygous
30.
What type of "square" helps us solve genetic problems?
a)
carpenter square
b)
Mendel square
c)
Punnett square
d)
genetic square
31.
TT,tt,PP,pp,SS,ss are examples of alleles that are?
a)
homozygous
b)
heterozygous
c)
different
d)
homologous
32.
Y for yellow body is dominant over y for blue body. What alleles would produce yellow bodies?
a)
YY,yy
b)
Yy,yy
c)
YY only
d)
YY,Yy
33.
A physical characteristic that can be passed from parent to offspring.
a)
behavior
b)
trait
c)
strong muscles
d)
ability to fly a plane.
34.
How many alleles (letters) do each person carry for a trait?
a)
1
b)
2
c)
3
d)
4
35.
How many chromosomes are in a sex cell?
a)
46
b)
23
c)
26
d)
43
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