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Unit 3 Test Review

Total questions: 34

Worksheet time: 21mins

Name
Class
Date
1.

Process that happens in the nucleus and makes mRNA from a DNA template.

(a)  

2.

How do you calculate a hematocrit?

4 lines
3.

When mitosis is complete, daughter cells... (pick all that apply)

a)

haploid

b)

diploid

c)

identical to parent cells

d)

different from parent cells

e)

are gametes or sex cells (sperm and eggs)

4.

When meiosis is complete, daughter cells... (pick all that apply)

a)

haploid

b)

diploid

c)

identical to parent cells

d)

different from parent cells

e)

are gametes or sex cells (sperm and eggs)

5.
True or False:  A patient can have anemia without having sickle cell disease.
a)
True
b)
False
6.
What test is used to diagnose anemia?
a)
blood smear
b)
hematocrit
c)
autopsy
d)
centrifuge
7.
What causes a sickle cell crisis?
a)
clumping of sickled cells
b)
low oxygen levels
c)
high WBS levels
d)
sickle cell medications
8.
Which genotype represents a sickle cell carrier? (Remember it is recessive)
a)
SS
b)
ss
c)
Ss
9.
Which genotype represents a patient that suffers from sickle cell disease? (it is recessive)
a)
ss
b)
Ss
c)
SS
d)
sy
10.

In sickle cell anemia, which protein is affected by a mutation?

a)

Insulin

b)

Hemoglobin

c)

Glucagon

d)

Red blood cell

11.
The pale yellow fluid portion of whole blood that consists of water and its dissolved constituents including, sugars, lipids, metabolic waste products, amino acids, hormones, and vitamins.
a)
White Blood Cells
b)
Red Blood Cells
c)
Blood Plasma
d)
Tissue Fluid
12.

In sickle cell anemia, which protein is affected by a mutation?

a)

Insulin

b)

Hemoglobin

c)

Glucagon

d)

Red blood cell

13.
How is the number of chromosomes in a human sex cell different from the number in a human body cell? 
a)
A sex cell has 23 chromosomes and a body cell has 46. 
b)
A sex cell has 46 chromosomes and a body cell has 23.
c)
A sex cell has chromosomes that are half
d)
A sex cell has chromosomes that are twice as long as those in a body cell. 
14.
Select the best description of a chromosome.
a)
material used to form the cell membrane
b)
tightly wound DNA that is ready for cell division
c)
long, stretched out strands of DNA
d)
molecules that form the sex cells
15.

Replicate (make the complementary DNA strand) from the following strand of DNA:

AATCATGGA

a)

AATCATGGA

b)

TTAGTACCT

c)

UUAGUACCU

d)

GGATAUCUA

16.

A change in the DNA sequence of a chromosome is called a

a)

Transcription

b)

Translation

c)

Mutation

d)

Replication

17.

What is the function of the red blood cells?

a)

carry oxygen

b)

fight infection

c)

circulates cells and maintains blood pressure and body temperature

d)

stops bleeding by clumping and clotting

18.

The 6th amino acid on chromosome 11 is NORMALLY:

(a)  

19.

The 6th amino acid on chromosome 11 in a person with sickle cell disease is:

(a)  

20.
Sickle red blood cells have a decreased ability to carry 
a)
nutrients
b)
wastes
c)
oxygen
d)
proteins
21.
A condition in which the blood is deficient in red blood cells, in hemoglobin, or in total volume.
a)
Sickle Cell Anemia
b)
Anemia
c)
Hemophilia
22.

The RNA codon AUG means

a)

add amino acid methionine

b)

start the protein here

c)

add the amino acid tyrosine

d)

end the polypeptide chain here

23.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

24.

Insertion, deletion, and substitution are all examples of a change in a genetic sequence which is also referred to as (a)

a)

Gene

b)

Amino Acid

c)

Ribose

d)

Mutation

25.

When these bond together, they form a protein

a)

Amino Acids

b)

Peptide Bonds

c)

Ribose

d)

Nucleotides

26.

During translation, this type of ribonucleic acid is responsible for delivering amino acids to help make a protein.

a)

mRNA

b)

rRNA

c)

tRNA

d)

dRNA

27.

There are a total of ____ different amino acids

a)

20

b)

1

c)

4

d)

unlimited

28.

Transcribe the mRNA sequence from this DNA sequence:

TAC GGC ATA TAA TTC ATT

(a)  

29.

What would the amino acid sequence for the following mRNA be:

AUG CCG UAU AUU AAG UAA

(a)  

30.
Homozygous is when...
a)
the alleles are the same
b)
the alleles are different
c)
the alleles are absent
d)
the alleles are present
31.
Heterozygous is when...
a)
the alleles are the same
b)
the alleles are different
c)
the alleles are absent
d)
the alleles are present
32.
T - tall and t = short
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
33.
Which of the following is a phenotype?
a)
Aa
b)
black hair
c)
heterozygous genes
d)
mutated DNA
34.

The picture shows a polypeptide (protein) before and after folding. Describe WHY the blue dots are on the outside and the tan/brown dots are on the inside. (Think about the properties of amino acids that you studied.

4 lines

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