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Genetics- Vocabulary-Essentials of Biology

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.
It is sex cell. It can be an egg or Sperm Cell. It has half the amount of DNA that is found in a body cell
a)
 gene
b)
gamete
c)
fertilization
d)
allele
2.
Process in sexual reproduction in which male and female reproductive cells join to form a new cell. 
a)
 gene
b)
gamete
c)
fertilization
d)
allele
3.
one of a number of different forms of a gene. 
a)
 gene
b)
gamete
c)
fertilization
d)
allele
4.
term used to refer to an organism that has two identical alleles for a particular trait. 
a)
homozygous
b)
heterozygous
c)
dominant
d)
recessive
5.
term used to refer to an organism that has two different alleles for the same trait. 
a)
homozygous
b)
heterozygous
c)
dominant
d)
recessive
6.
chemical factors that determine traits an organism will have. 
a)
 gene
b)
gamete
c)
fertilization
d)
allele
7.
A trait that is seen more often in a population. 
a)
homozygous
b)
heterozygous
c)
dominant
d)
recessive
8.
The trait that is not often seen in the population. 
a)
homozygous
b)
heterozygous
c)
dominant
d)
recessive
9.
genetic makeup of an organism. The two alleles (or letters) that are present. 
a)
genotype
b)
phenotype
c)
Punnett square
d)
Cross
10.
physical characteristics of an organism. A trait that you can see it!
a)
genotype
b)
phenotype
c)
Punnett square
d)
Cross
11.
diagram showing the gene combinations that might result from a genetic cross
a)
genotype
b)
phenotype
c)
Punnett square
d)
Cross
12.
The deliberate breeding of two different individuals that result in offspring that carry part of the genetic material of each parent.
a)
genotype
b)
phenotype
c)
Punnett square
d)
Cross
13.
a distinguishing quality or characteristic, typically one belonging to a person that varies from one individual to another. 
a)
genotype
b)
Trait
c)
pedigree
d)
genetic engineering
14.
·  chart that shows the relationships within a family
a)
genotype
b)
Trait
c)
pedigree
d)
genetic engineering
15.
process of making changes in the DNA code of living organisms. 
a)
genotype
b)
Trait
c)
pedigree
d)
genetic engineering
16.

offspring of crosses between parents with different traits

a)

dominant

b)

Hybrid

c)

Pure or true breed

d)

recessive

17.

offspring or parents with same alleles for a trait.

a)

Pure or true breed

b)

hybrid

c)

recessive

d)

dominant

18.

If the cross Gg x gg is done, what should go in box 1

a)

G

b)

g

c)

Gg

d)

gg

19.

If the cross Gg x gg is done, what should go in box 2

a)

G

b)

g

c)

Gg

d)

gg

20.

If the cross Gg x gg is done, what should go in box 3

a)

G

b)

g

c)

Gg

d)

gg

21.

If the cross Gg x gg is done, what should go in box 4

a)

G

b)

g

c)

Gg

d)

gg

22.

If the cross Gg x gg is done, in order to complete the Punnett Square, What should be written in box 1?

a)

GG

b)

Gg

c)

gg

23.

If the cross Gg x gg is done, in order to complete the Punnett Square, What should be written in box 2?

a)

GG

b)

Gg

c)

gg

24.

If the cross Gg x gg is done, in order to complete the Punnett Square, What should be written in box 3?

a)

GG

b)

Gg

c)

gg

25.

If the cross Gg x gg is done, in order to complete the Punnett Square, What should be written in box 4?

a)

GG

b)

Gg

c)

gg

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