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Genetics & Evolution Review

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

What is the % chance of the offspring being a carrier?

a)

25%

b)

75%

c)

50%

d)

0%

2.

Which amino acid is also known as the "Start" protein?

a)

Glu

b)

Tyr

c)

Met

d)

Ser

3.

In DNA nitrogenous bases connect to the

a)

Phosphate group

b)

Deoxyribose sugar

c)

Nucleotide

d)

Amino Acid

4.

Which of the following would show the recessive trait?

a)

Bb

b)

yy

c)

Pp

d)

CC

5.

What is evolution

a)

The change of acquired traits over time

b)

Change in the gene pool of a population over time

c)

the ability of individuals to adapt to their environment

d)

Change in the gene pool of individuals over time

6.

The fact that birds and humans have the same bone structure in their limbs is an example of...

a)

Analogous structures

b)

Homologous structures

c)

Vestigial structures

d)

Complicated structures

7.

Darwin's Finches: all birds descended from a single species of bird but have adapted to have different beaks, eat different food and sing different songs. Which factor would have contributed MOST to the development of the different species?

a)

Loss of habitat

b)

Geographic isolation

c)

Egg size

d)

predation

8.

Which disease is known as "the royal disease"?

a)

Colour blindness

b)

Cystic fibrosis

c)

Huntington's disease

d)

Haemophilia

9.

How many people have haemophilia?

a)

3

b)

9

c)

5

d)

4

10.

How are individuals 8 & 9 related?

a)

Partnered/Married

b)

Mother/son

c)

Siblings

11.

What would be the genotype of individual 9?

a)

BB

b)

Bb

c)

bb

d)

Blue eyes

12.

Which pair is Incorrect for DNA?

a)

A-T

b)

C-G

c)

T-C

13.

Which of the following best describes a DNA molecule?

a)

Double Helix

b)

Contains ribose

c)

made of amino acids

d)

contains uracil

14.

Which organelle is DNA usually found in?

a)

Cell membrane

b)

Vacuole

c)

Ribosome

d)

Nucleus

15.

Guanine bonds with

a)

Adenine

b)

Guanine

c)

Cytosine

d)

Thymine

16.

DNA codes for

a)

bases

b)

proteins

c)

amino acids

d)

phosphates

17.

For RNA what does uracil (U) replace?

a)

Thymine

b)

Adenine

c)

Cytosine

d)

Guanine

18.

Which colour of bunny will there be the most of in 5 generations time?

a)

Blue

b)

White

c)

Cream

d)

Brown

19.

A colour-blind male and a normal woman reproduce. Predict what percentage of their SONS will also be colour-blind

a)

100%

b)

50%

c)

0%

d)

75%

20.

Homozygous alleles mean:

a)

The alleles are the same (both recessive/dominant)

b)

The alleles are different (one dominant/one recessive)