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WorksheetsGenetics- Mendelian
Total questions: 20
Worksheet time: 13mins
Name
Class
Date
1.
The study of genes and inheritance...
a)
Ecology
b)
Genetics
c)
Evolution
d)
Classification
2.
Having two different alleles for a gene...
a)
Homozygous
b)
Heterozygous
c)
Dominant
d)
Recessive
3.
A gene that has only one version of the allele to be expressed (it masks the other)...
a)
Recessive
b)
heterozygous
c)
homozygous
d)
Dominant
4.
A gene that must have two copies of the allele to be expressed...
a)
Recessive
b)
Dominant
c)
Heterozygous
d)
Homozygous
5.
Physical appearance of an organism's genotype...
a)
Phenotype
b)
Genotype
c)
Hybrid
d)
Carrier
6.
For the genotype Bb... indicate whether the it is heterozygous or homozygous
a)
Homozygous
b)
Heterozygous
7.
Which of the following is a homozygous genotype?
a)
Gg
b)
Kk
c)
HH
d)
Oo
8.
Which gentotype would be considered heterozygous?
a)
Rr
b)
RR
c)
rr
d)
YY
9.
If green is dominant over purple, then what is the genotype for this individual?
a)
Purple
b)
Green
c)
GG
d)
gg
10.
T - tall and t = short
In the punnett square below, what belongs in the missing square
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
11.
Synonymous (same) name for heterozygous:
a)
heredity
b)
homozygous
c)
hyperactive
d)
hybrid
12.
The term that refers to passing genetics from one generaton to the next.
a)
DNA
b)
behavior
c)
heredity
d)
inheritance
13.
Different forms of a gene are called ______.
a)
alleles
b)
traits
c)
genotype
d)
phenotype
14.
Who is considered the "Father of Genetics?"
a)
James Watson
b)
Francis Crick
c)
Gregor Mendel
d)
Albert Einstein
15.
Which of the following is an example of a GENOTYPE?
a)
25%
b)
Blue
c)
1:2:1
d)
Bb
16.
which genotype(s) bellow would be correct for a PUREBRED?
a)
BB
b)
Bb
c)
bb
17.
In the Punnett square what is the probability that flowers will have a white flower?
a)
3 in 4
b)
1 in 4
c)
2 in 4
d)
4 in 4
18.
What is the percentage of homozygous recessive offspring?
a)
0%
b)
25%
c)
50%
d)
75%
19.
What percentage of the offspring will be heterozygous dominant?
a)
100%
b)
75%
c)
50%
d)
25%
20.
The parent flowers could both be described as ____
a)
homozygous recessive
b)
homozygous dominant
c)
heterozygous
d)
phenotypes
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