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Patterns of Inheritance

Total questions: 12

Worksheet time: 8mins

Name
Class
Date
1.

Genes are ...

a)

That is hidden whenever the dominant allele is present

b)

Segment of DNA on chromosome that control a trait or characteristic

c)

A number of how an event occur

d)

An organism that has two different alleles for a trait

2.

Dominant alleles are alleles whose trait ......... shows up when the alleles is present.

a)

always

b)

never

c)

sometimes

d)

usually

3.

Different forms of a gene

a)

Punnett square

b)

Gene

c)

Allele

d)

Homozygous

4.

Alleles whose trait always shows up when the allele is present

a)

Dominant alleles

b)

Recessive alleles

c)

Phenotype

d)

Genotype

5.

Alleles that are hidden whenever the dominant allele is present

a)

Dominant alleles

b)

Recessive alleles

c)

Homozygous

d)

Heterozygous

6.

What is HOMOZYGOUS?

a)

AA or aa

b)

Aa

c)

Organism that has identical alleles for a trait

d)

Organism that has two different alleles for a trait

7.

What is HETEROZYGOUS?

a)

AA or aa

b)

Aa

c)

Organism that has identical alleles for a trait

d)

Organism that has two different alleles for a trait

8.

(a)   is a diagram that can be used to predict the genotypes and phenotypes resulting from a genetic cross.

9.

An organism's physical appearance or visible trait.

a)

Genotype

b)

Phenotype

10.

An organism's genetic makeup or alleles.

a)

Genotype

b)

Phenotype

11.

HEREDITY is the passing of physical characteristic from ___________ to _________.

(a)  

12.

A number of how an event will occur.

a)

Possibility

b)

Probability

c)

Responsibility

d)

Ability

e)

Capability