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Reviewing Mendel's laws

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.

Which of the following is heterozygous?

a)

MM

b)

Mm

c)

mm

2.

Which of the following is homozygous dominant?

a)

RR

b)

Rr

c)

rr

3.

Which of the following is homozygous recessive?

a)

QQ

b)

Qq

c)

qq

4.

What term denotes the physical expression of a gene?

a)

genotype

b)

phenotype

c)

appearance

d)

homologous

5.
A ________________________ is used to predict the possible genotype from certain parents
a)
Mendel Grid
b)
Genetic Tic Tac Toe
c)
Punnett Square
d)
Pedigree Plot
6.
Heredity is the passing of traits from _____________________ to _____________________
a)
predators to prey
b)
water to rain
c)
parents to offspring
d)
fungi to protists
7.
___________________________ is the field of science that studies of how traits are passed on, or inherited.
a)
dominant traits
b)
ratio
c)
phenotype
d)
genetics
8.

What is a phenotype?

a)

the alleles in an organism

b)

the genetic code

c)

a fake gene

d)

the physical traits expressed

9.
A physical characteristic that can be passed from parent to offspring.
a)
behavior
b)
trait
c)
strong muscles
d)
ability to fly a plane.
10.

If your genotype is Bb, then you can only pass a B or b to your child but you can't pass both.

a)

Law of Dominance

b)

Law of Segregation

c)

Law of Independent Assortment

11.

An organism is a hybrid genotype (Tt) but is appears tall instead of short.

a)

Law of Dominance

b)

Law of Segregation

c)

Law of Independent Assortment

12.

Person A is smart and has brown hair while Person B is also smart but has blonde hair.

a)

Law of Dominance

b)

Law of Segregation

c)

Law of Independent Assortment

13.

Which of Mendel's laws states that alleles are separated during meiosis?

a)

Law of Dominance

b)

Law of Segregation

c)

Law of Independent Assortment

14.

Which of Mendel's laws states that alleles are distributed to gametes independent of one another?

a)

Law of Dominance

b)

Law of Segregation

c)

Law of Independent Assortment

15.

If a dominant allele is present, the trait will always appear in the organism.

a)

Law of Segregation

b)

Law of Dominance

c)

Law of Independent Assortment

16.

The Law of Segregation applies to mitosis.

a)

True

b)

False

17.

male and female sex cells

a)

gametes

b)

alleles

c)

heterozygous

d)

traits

18.

offspring of parents that have different forms of the trait

a)

hybrid

b)

homozygous

c)

heterozygous

d)

genotype

19.

different traits are inherited independently of each other

a)

law of independent assortment

b)

law of segregation

c)

inheritance law

d)

law of gravity

20.

every individual has two alleles of each gene and when gametes are produced, each gamete receives one of these alleles

a)

law of independent assortment

b)

law of segregation

c)

law of gravity

d)

law of inertia