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Genetics Vocab

Total questions: 35

Worksheet time: 26mins

Name
Class
Date
1.
the children or young, such as babies or puppies, that are the result of reproduction
a)
offspring
b)
parents
c)
genes
d)
code
2.
characteristics, such as facial features, eye color, hair color, skin color, or height
a)
traits
b)
genes
c)
codes
d)
offspring
3.
section of the DNA molecule that controls and determines the traits of an organism
a)
chromosome
b)
nucleus
c)
code
d)
gene
4.

The passing on of traits from parent to offspring is known as...

a)

phenotype

b)

recessive

c)

dominant

d)

heredity

5.

The study of heredity is known as...

a)

genetics

b)

biology

c)

alleles

d)

phenotypes

6.

Geneticists can use this to predict the possible genotypes of offspring

a)

Punnett Square

b)

Punnett Circle

c)

Gendelian chart

d)

microscope diagram

7.

The name for an organism that has two of the same alleles for a trait (ex. TT or tt) is ...

a)

Heterozygous

b)

Homozygous

8.

Traits that can mask others and are represented by a capital letter are know as what kind of trait?

a)

recessive

b)

dominant

9.

Traits that are masked by others are known as...

a)

recessive traits

b)

dominant traits

10.

What refers to the alleles from each parent which control a trait, for example Tt, TT, or tt?

a)

phenotype

b)

genotype

c)

homozygous

d)

heterozygous

11.

What refers to how the organism will physically look based on the genotype?

a)

phenotpye

b)

homozygous

c)

heterozygous

d)

incomplete

12.

Which is heterozygous ?

a)

Tt

b)

TT

13.

Which is homozygous ?

a)

Ss

b)

SS

14.
Different forms of a gene.
a)
Allele
b)
Trait 
c)
Gene
d)
Aquired Trait
15.
Trait you learn or get from the environment while living your life. 
a)
Inhereted Trait
b)
Aquired Trait 
c)
Learned Trait 
d)
Discovered Trait
16.
Trait that is passed down from parent to offspring through DNA ( Born with it) .
a)
Recessive allele
b)
Inherited Trait 
c)
Aquired Trait
d)
Learned Trait
17.
Two differnt alleles for a trait.
a)
Heterozygous
b)
Homozygous
c)
Dominant allele
d)
Recessive allele
18.
Segment of DNA on a chromosome that codes for specific trait.
a)
Gene
b)
Trait
c)
Allele
d)
Genetics
19.
Two of the same alleles for a trait
a)
Homozygous
b)
Heterozygous
c)
Allele
d)
Gene
20.
Trait that is masked or covered up.
a)
Ressesive 
b)
Dominant 
c)
Homozygous
d)
Heterozygous
21.
A person's Phenotype is the ___________.
a)
set of genes 
b)
passing of traits 
c)
physical expression of the gene 
d)
allele represented by a capital letter
22.
a segment of DNA is a
a)
cell
b)
nucleus
c)
gene
d)
chromosome
23.
Different forms of a gene.
a)
Allele
b)
Trait 
c)
Gene
d)
Aquired Trait
24.
Two differnt alleles for a trait.
a)
Heterozygous
b)
Homozygous
c)
Dominant allele
d)
Recessive allele
25.
Segment of DNA on a chromosome that codes for specific trait.
a)
Gene
b)
Trait
c)
Allele
d)
Genetics
26.
Two of the same alleles for a trait
a)
Homozygous
b)
Heterozygous
c)
Allele
d)
Gene
27.
Two differnt alleles for a trait.
a)
Heterozygous
b)
Homozygous
c)
Dominant allele
d)
Recessive allele
28.

A trait is ______________ when it will show their effect with ONLY ONE copy of the allele.

a)

recessive

b)

cool

c)

invisible

d)

dominant

29.

A trait is _____________ when it will show their effect with TWO copies of the alleles.

a)

dominant

b)

recessive

c)

strong

d)

physical

30.

a situation in which both alleles for a gene are expressed equally (both are seen at the same time)

a)

carrier

b)

codominance

c)

genotype

d)

incomplete dominance

31.

a situation in which one allele is not completely dominant over another allele (it’s like a blending)

a)

codominance

b)

carrier

c)

incomplete dominance

d)

purebred

32.

three or more possible alleles of a gene that determine a trait

a)

homozygous

b)

phenotype

c)

codominance

d)

multiple alleles

33.

an organism’s physical appearance or visible traits

a)

genotype

b)

phenotype

c)

codominance

d)

trait

34.

a number that describes how likely it is that a particular event will occur

a)

genotype

b)

heredity

c)

probability

d)

pishotype

35.

A chart that shows all the possible combinations of alleles that can result from a genetic cross.

a)

fertilization

b)

phenotype

c)

allele

d)

punnett square

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