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6.1 Inherited/Genetic Diseases

Total questions: 22

Worksheet time: 56mins

Name
Class
Date
1.

Which of the following conditions results in extra fingers and /or toes?

a)

cystic fibrosis

b)

sickle cell anemia

c)

Polydactyly

d)

Huntington's

2.
CF is passed to the child from a ____ gene from each parent
a)
dominant
b)
recessive
3.
Life expectancy of CF is approximately
a)
teens
b)
20's- early 30's
c)
30's- early 40's
d)
40's- early 50's
4.
In what disorder does a person have an extra copy on its 21 chromosome?
a)
Down Syndrome
b)
Sickle-Cell
c)
Hemophilia
d)
Cystic Fibrosis
5.
A _____ is a chart or family tree that tracks which members of a family have a particular trait.
a)
Punnett square
b)
Pedigree
c)
Karyotype
d)
History Check
6.
In humans, the male has
a)
One X chromosome
b)
Two X chromosomes
c)
Two Y chromosomes
d)
One X and one Y chromosome
7.

On a karyotype, a female with Turner Syndrome is indicated by which set of sex chromosomes?

a)

XYY

b)

XXY

c)

XXX

d)

X

8.
On a karyotype, a male with Klinefelter's Syndrome is indicated by which set of sex chromosomes?
a)
XYY
b)
XXY
c)
XXX
d)
XO
9.

Which genes are heterozygous?

a)

TT

b)

Tt

c)

rr

d)

YY

10.
Alternative forms of a gene are called
a)
Alleles
b)
Homozygous
c)
DNA
d)
Genetics
11.
An offspring will receive how many alleles from each parent to determine a specific trait?
a)
one
b)
two
c)
three
d)
five
12.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
13.
What is a picture used to examine chromosomes called?
a)
Sonogram
b)
Electrocardiogram
c)
X-Ray
d)
Karyotype
14.

An Inherited Disorder caused by a dominate allele

a)

Cystic Fibrosis

b)

Polydactyly

c)

Sickle Cell Anemia

d)

Haemophillia

15.

An Inherited Disorder caused by a recessive allele

a)

Cystic Fibrosis

b)

Polydactyly

c)

Measels

d)

Cirrhosis of the Liver

16.

How many pairs of chromosomes are usually found in human body cells?

a)

46

b)

2

c)

23

d)

123,997

17.

Which pair of chromosomes carry the genes that determine sex in humans?

a)

Pair 1

b)

Pair 46

c)

Pair 13

d)

Pair 23

18.

Which Chromosome determines sex in humans

a)

X

b)

Y

c)

Z

d)

X and Y

19.

When a couple conceive what is the chance of the baby being male

a)

50%

b)

75%

c)

25%

d)

100%

20.

When a couple conceive what is the chance of the baby being female

a)

50%

b)

75%

c)

25%

d)

100%

21.

Which Parent decides the babies sex in humans

a)

Both

b)

Female

c)

Male

22.

What determines a babies sex

a)

The SRY gene

b)

The Y chromosome

c)

The sperm cell the baby is produced from

d)

All are correct

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