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Genetics Quiz

Total questions: 32

Worksheet time: 29mins

Name
Class
Date
1.

To display a dominant trait, at least one factor has to be present.

a)

True

b)

False

2.

To display a recessive trait, at least 2 factors have to be present.

a)

True

b)

False

3.

Another name for genes is factors.

a)

True

b)

False

4.

If rabbits have 44 chromosomes they will end up having 22 chromosomes in their sex cells. (Through meiosis, sex cells are haploid)

a)

True

b)

False

5.

The longest stage in a cell cycle is interphase. (Not when chromosomes line up, which is metaphase)

a)

True

b)

False

6.

Cytoplasm division (cytokinesis) is part of the cell cycle but is a separate process from the steps of mitosis.

a)

True

b)

False

7.

The father of genetics is known as Gregor Mendel.

a)

True

b)

False

8.

The characteristics of riding a bike and reading are learned, not inherited.

a)

True

b)

False

9.

In mitosis the new cells have the same number as the original.

a)

True

b)

False

10.

In mitosis, body cells (somatic cells) are produced. Sex cells are produced by meiosis.

a)

True

b)

False

11.

The first recorded scientific study of genetics was done by

a)

Gregor Mendel

b)

Charles Darwin

c)

Louis Pasteur

d)

James Watson

12.

Punnett squares show the possible ______ of offspring.

a)

genotypes

b)

phenotypes

c)

alleles

d)

traits

13.

The phenotype displays ______ characteristics.

a)

genetic

b)

inherited

c)

dominant

d)

physical

14.

When a dominant allele is present, the offspring will show ______ characteristics.

a)

recessive

b)

inherited

c)

dominant

d)

blended

15.

Mendel's research generated the terms 'recessive traits' and 'dominant traits' in genetics studies.

a)

True

b)

False

16.

______ is an organism's genetic makeup.

a)

Phenotype

b)

Allele

c)

Genotype

d)

Trait

17.

______ is the result of the combination of genetic makeup and environmental effects?

a)

Phenotype

b)

Genotype

c)

Trait

d)

Allele

18.

A dominant gene usually shows itself over a

a)

Recessive gene

b)

Homozygous gene

c)

Phenotype

d)

Genotype

19.

A trait is determined by more than two alleles when ______ occurs.

a)

incomplete dominance

b)

hereditary sequencing

c)

polygenic inheritance

d)

multiple alleles

20.

The actual transmission of the physical qualities we receive from our parents and pass on to our offspring, and the law by which living beings tend to repeat characteristics from one generation to the next is called

a)

Genetics

b)

Inheritance

c)

Heredity

d)

Evolution

21.

In incomplete dominance, one trait will be expressed.

a)

True

b)

False

22.

If the two alleles for one trait are the same (pp or PP), the person is ______ for that trait.

a)

homozygous

b)

heterozygous

c)

dominant

d)

recessive

23.

When does DNA replication occur?

4 lines
24.

Describe mitosis?

4 lines
25.

Diploid refers to?

4 lines
26.

The two halves of a replicated chromosome are referred to as

4 lines
27.

The T-shaped organelle responsible for pulling a chromosome apart

4 lines
28.

The final phase of mitosis...

a)

telophase

b)

anaphase

c)

metaphase

d)

prophase

29.

Chromosomes become visible...

a)

telophase

b)

anaphase

c)

metaphase

d)

prophase

30.

The nucleus and nucleolus can be seen clearly...

a)

telophase

b)

anaphase

c)

interphase

d)

prophase

31.

The centromere splits...

a)

telophase

b)

anaphase

c)

metaphase

d)

prophase

32.

Chromosomes move to the middle...

a)

telophase

b)

anaphase

c)

metaphase

d)

prophase