WorksheetsTOPIC 3: Inheriting Traits
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Which gene is the stronger gene?
a)
Dominant Gene
b)
Recessive Gene
c)
They are both equally strong
2.
Which gene is the weaker gene?
a)
Dominant Gene
b)
Recessive Gene
c)
They are both equally strong
3.
Each member of a gene pair ( the version of the gene) is called an
a)
DNA
b)
allele
c)
mutation
4.
If a baby received a dominant gene from the mom and a recessive gene from the dad, the baby will show the trait of the
a)
dominant gene
b)
recessive gene
5.
If a baby received a dominant gene from the mom and a dominant gene from the dad, the baby will show the trait of the
a)
dominant gene
b)
recessive gene
6.
If a baby received a recessive gene from the mom and a recessive gene from the dad, the baby will show the trait of the
a)
dominant gene
b)
recessive gene
7.
The genotype TT and tt is
a)
Homozygous
b)
Heterozygous
8.
The genotype Tt is
a)
Homozygous
b)
Heterozygous
9.
The gene for tall (T) is dominant over the gene for short (t). If the baby has the genotype TT would it be tall or short?
a)
Tall
b)
Short
10.
The gene for tall (T) is dominant over the gene for short (t). If the baby has the genotype Tt would it be tall or short?
a)
Tall
b)
Short
11.
The gene for tall (T) is dominant over the gene for short (t). If the baby has the genotype tt would it be tall or short?
a)
Tall
b)
Short
12.
The physical, visible characteristic of an organism is called its
a)
phenotype
b)
genotype
13.
The genetic makeup of an organism is called its
a)
phenotype
b)
genotype
14.
A person's skin color is an example of
a)
phenotype
b)
genotype
15.
When you say a person has a dominant and a recessive gene for a trait you are talking about the person's
a)
phenotype
b)
genotype
16.
The sex chromosomes of a female are
a)
XX
b)
XY
c)
YY
17.
The sex chromosomes of a male are
a)
XX
b)
XY
c)
YY
18.
Which parent's sex chromosome will determine if the child is a male or female?
a)
When the Dad passes on his X or Y
b)
When the Mom passes on her X
19.
Our genes come in pairs, one allele from the mom and one allele from the dad.
a)
True
b)
False
20.
It can be genetically possible for 2 parents with a dominant trait for dark colored hair to have a child with a recessive trait for light colored hair.
a)
True
b)
False
100 %
