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Quiz 4 & 5 Review for Retest

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

In which organelle is DNA found?

a)

Cell Membrane

b)

Chloroplast

c)

Vacuole

d)

Nucleus

2.

What is a gene?

a)

Single strand of DNA

b)

Group of 3 base pairs

c)

Section of DNA that codes for a protein/trait

3.

A _______ is a single strand of DNA

a)

Gene

b)

Karyotype

c)

Chromosome

d)

Phosphate Backbone

4.

If an organism comes from a long line of organisms with the same version of the trait, that trait is ___________

a)

Purebred

b)

Crossbreed

c)

Pedigreed

d)

Hybrid

5.

What is one reason that pea plants made for a good study subject for Mendel?

a)

They live a long time

b)

They only have 2 chromosomes

c)

They can self fertilize

6.

Gregor Mendel is considered the father of which branch of science?

a)

Physics

b)

Biology

c)

Genetics

d)

Botany

7.

What part of the DNA strand contains the CODE?

a)

Hydrogen Bonds

b)

Sugar-phosphate Backbone

c)

Nitrogenous Bases

8.

What part of the DNA strand stabilizes the double helix?

a)

Hydrogen Bonds

b)

Sugar-phosphate Backbone

c)

Nitrogenous Bases

9.

What is the complementary base for Thymine in a strand of DNA?

a)

Adenine

b)

Guanine

c)

Thymine

d)

Cytosine

10.

What is the complementary base for Cytosine in a strand of DNA?

a)

Adenine

b)

Guanine

c)

Thymine

d)

Cytosine

11.

If the 23 chromosome is XY, what is the sex of the individual?

a)

Female

b)

Male

12.

What is a DOMINANT trait?

a)

A version of a trait that can be hidden

b)

A version of a trait that is ALWAYS expressed, if it is present

c)

A trait that has to be in the first generation

d)

Two different alleles for a trait

e)

Two same alleles for a trait

13.

What is a RECESSIVE trait?

a)

A version of a trait that can be hidden

b)

A version of a trait that is ALWAYS expressed, if it is present

c)

A trait that has to be in the first generation

d)

Two different alleles for a trait

e)

Two same alleles for a trait

14.

Which is a HOMOZYGOUS genotype?

a)

A version of a trait that can be hidden

b)

A version of a trait that is ALWAYS expressed, if it is present

c)

A trait that has to be in the first generation

d)

Two different alleles for a trait

e)

Two same alleles for a trait

15.

If the pea plant has the genotype gg, what color will the pod be?

a)

Yellow

b)

Green

c)

Yellowish Green

16.

If the pea plant has the genotype Gg, what color will the pod be?

a)

Yellow

b)

Green

c)

Yellowish Green

17.

"Green" and "Yellow' are examples a plant's

a)

GENOTYPE

b)

PHENOTYPE

18.

"Gg" and "gg' are examples a plant's

a)

GENOTYPE

b)

PHENOTYPE

19.

If a plant is heterozygous (Gg) for pea pod, that means it is _______

a)

Hybrid

b)

Purebred

20.

If a plant is homozygous dominant (GG) for pea pod, that means it is _______

a)

Hybrid

b)

Purebred