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Genetics Vocabulary Review

Total questions: 44

Worksheet time: 29mins

Name
Class
Date
1.

The passing of genetic material from parents to offspring (children)

a)

traits

b)

characteristics

c)

heredity

d)

phenotype

2.

He is known as the "Father of Genetics" and used pea plants because they reproduce quickly.

a)

Robert Hooke

b)

Gregor Mendel

c)

Theodor Swann

d)

Matthias Schleiden

3.

The trait represented by a capital letter

a)

Recessive

b)

Dominant

c)

Phenotype

d)

Incomplete dominance

4.

The trait represented by a lower case letter

a)

Recessive

b)

Dominant

c)

Phenotype

d)

Incomplete Dominance

5.

The different versions of a gene or one of a pair of genes

a)

Dominant

b)

Recessive

c)

Allele

d)

Phenotype

6.

The different forms within a characteristic (blue eyes, brown eyes)

a)

Dominant

b)

Recessive

c)

Characteristic

d)

Trait

7.

The actual gene makeup of an organism ( Tt)

a)

Genotype

b)

Phenotype

c)

Trait

d)

Characteristic

8.

The physical appearance or the visible characteristic "What you see"

a)

Genotype

b)

Phenotype

c)

Allele

d)

Dominant

9.

An organism that has alleles that are different for a trait (Tt)

a)

Purebred

b)

Hybrid

c)

Allele

d)

Trait

10.

Organism with two alleles that are the same (TT or tt)

a)

Purebred

b)

Hybrid

c)

Allele

d)

Trait

11.

An organism with two alleles that are the same (TT or tt)

a)

Homozygous

b)

Heterozygous

c)

Trait

d)

Allele

12.

An organism that has alleles that are different for a trait (Tt)

a)

Homozygous

b)

Heterozygous

c)

Allele

d)

Trait

13.

The blending of two different alleles to create a third unique phenotype. Example: Snapdragon: red X white ---> pink

a)

Probability

b)

Punnett Square

c)

Codominance

d)

Incomplete Dominance

14.

The blending of two different alleles to create a third unique phenotype. Example: Snapdragon: red X white ---> pink

a)

Probability

b)

Punnett Square

c)

Codominance

d)

Incomplete Dominance

15.

Segment of DNA found in chromosomes that give instructions for producing a certain characteristic

a)

Dominant

b)

Recessive

c)

Gene

d)

Phenotype

16.

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

a)

Gene

b)

Allele

c)

Trait

d)

Genotype

17.

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

a)

Genetics

b)

Heredity

c)

Trait

d)

Allele

18.

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

a)

Recessive Trait

b)

Dominant Trait

c)

Allele

d)

Gene

19.

A trait that covers over another form of that trait.

a)

Dominant Trait

b)

Recessive Trait

c)

Allele

d)

Gene

20.

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

a)

Heterozygous

b)

Homozygous

c)

Gene

d)

Trait

21.

Outward physical appearance and behavior of an organism.

a)

Genotype

b)

Phenotype

c)

Punnett Square

d)

Genetics

22.

Select all of the following genotypes that are considered Heterozygous.

a)

AA

b)

Bb

c)

zz

d)

Dd

e)

Hh

23.

Select all of the following genotypes that are considered Homozygous.

a)

AA

b)

bb

c)

Hh

d)

Dd

e)

zz

24.

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

25.

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

26.

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

27.
Which of the following is a phenotype?
a)
BB
b)
Bb
c)
bb
d)
Blue eyes
28.
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
29.
A heterozygous yellow pea plant's genotype would be:
a)
YY
b)
yy
c)
Yy
d)
Yg
30.

Which of the following genotypes is a homozygous (purebreed)?

a)

Bb

b)

Gg

c)

bb

d)

Dd

31.
Coiled up DNA forms X shaped structures called
a)
DNA Coils
b)
Chargraffs
c)
Chromosomes
d)
Alleles
32.
DNA is shaped like...
a)
A Double Helix
b)
A Helix
c)
A Triple Helix
d)
A Double Stack
33.
Meiosis is 
a)
The particular alleles or letter combination
b)
a form of cell division that results in 4 different daughter cells
c)
a form of cell division that results in 2 identical daughter cells
d)
just like mitosis
34.
Select the answer that shows only Phenotypes.
a)
Gg, Green
b)
DD, Ff
c)
Tall, Blue
d)
Ss, Square
35.
Human Sex Cells (Eggs and Sperm) have ____ number of chromosomes.
a)
46
b)
92
c)
23
d)
4
36.
Most human cells have ____ Chromosomes.
a)
46
b)
92
c)
23
d)
4
37.
What is a phenotype?
a)
An organism that has the same genes for a trait (ex. TT or tt)
b)
refers to the genetic makeup of an individual
c)
the passing of traits from parent to offspring
d)
The expression of a trait; physical appearance.
38.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
39.

If W = black fur and w = white fur. The white fur would be an example of a(n)

a)

dominant trait

b)

recessive trait

c)

asexual reproduction

d)

sexual reproduction

40.

Which of the following is homozygous recessive?

a)

HH

b)

Purple

c)

Hh

d)

hh

41.
What are the four nitrogen bases?
a)
adenine, thymine, guanine, cytosine
b)
adenine, lysine, prolene, guanine
c)
arganine, cytosine, lysine, purine
d)
lysine, cytosine, lucine, guanine
42.
Traits that are passed from generation to generation are called ____________________
a)
Excited Traits
b)
Inherited Traits
c)
Inclined Traits
d)
Special Traits
43.
__________________ is a change in the nucleotide base sequence of DNA.
a)
switch
b)
eraser
c)
creation
d)
mutation
44.
What is a gene?
a)
A bundle (like a hot dog bun) that the DNA is packed into
b)
something inside the nucleus
c)
a piece of DNA
d)
all of your DNA

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