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Genetics Vocabulary

Total questions: 20

Worksheet time: 11mins

Name
Class
Date
1.

The study of how traits are inherited through the interactions of genes.

a)

Genetics

b)

Heredity

c)

Trait

d)

Allele

2.

The material that controls which traits are expressed in an organism.

a)

Gene

b)

Allele

c)

Trait

d)

Genotype

3.

The passing of traits from parent to offspring.

a)

Heredity

b)

Allele

c)

Trait

d)

Phenotype

4.

Ways of looking, thinking, or being that are passed down through the genes from parents to offspring.

a)

Trait

b)

Gene

c)

Recessive Trait

d)

Dominant Trait

5.

A trait that is covered over by another form of that trait.

a)

Recessive Trait

b)

Dominant Trait

c)

Allele

d)

Gene

6.

A trait that covers over another form of that trait.

a)

Dominant Trait

b)

Recessive Trait

c)

Allele

d)

Gene

7.

An organism that has both aleles in the same form: dominant or recessive

a)

Homozygous

b)

Heterozygous

c)

Heredity

d)

Allele

8.

An organism that has one dominant allele and one recessive allele.

a)

Heterozygous

b)

Homozygous

c)

Gene

d)

Trait

9.

An organism's genetic make up. Usually expressed in letters.

a)

Genotype

b)

Phenotype

c)

Dominate Trait

d)

Recessive Trait

10.

Outward physical appearance and behavior of an organism.

a)

Genotype

b)

Phenotype

c)

Punnett Square

d)

Genetics

11.

A tool to predict the probability of certain traits that could be found in the offspring.

a)

Punnett Square

b)

Recessive Trait

c)

Allele

d)

Heterozygous Allele

12.

Select all of the following genotypes that are considered Heterozygous.

a)

AA

b)

Bb

c)

zz

d)

Dd

e)

Hh

13.

Select all of the following genotypes that are considered Homozygous.

a)

AA

b)

bb

c)

Hh

d)

Dd

e)

zz

14.

Red flowers (R) are dominant over white flowers (r). Select the genotypes that would produce red flowers.

a)

RR

b)

Rr

c)

rr

d)

Rw

15.

Green peas plants (G) are dominant over yellow pea plants (g). What genotype(s) would produce a yellow pea plant?

a)

GG

b)

Gg

c)

gg

d)

Gy

16.

Brown Eyes (B) are dominate to green eyes (b).


What phenotype would be produced by the following genotype.


bb

a)

brown eyes

b)

green eyes

c)

blue eyes

d)

purple eyes

17.
Which of the following is a phenotype?
a)
BB
b)
Bb
c)
bb
d)
Blue eyes
18.
B=brown eyes
b= blue eyes
What is true about two brothers that have brown eyes?
One has genotype BB the other Bb.
a)
they have same phenotype and genotype
b)
they have different genotypes and phenotypes
c)
they have same phenotype but different genotypes
d)
they have same genotype but different phenotypes
19.
Mendel's law of segregation states that during meiosis, the alleles that control each trait separate, and only _________________ from each pair is/are passed to the offspring
a)
one allele
b)
the dominant trait
c)
two alleles
d)
the recessive trait
20.

Gregor Mendel conducted many experiments on pea plants and set the foundation for genetics. Select all of the following concepts that Mendel discovered during his studies.

a)

Mendel determined that some traits were dominant and would cover up other recessive traits.

b)

Mendel determined that genotypes could be heterozygous or homozygous.

c)

Mendel determined that one allele was given from each parent plant to its offspring.

d)

Mendel used Punnett Squares to determine the specific genotype, phenotype, and number of plants for each offspring.