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Cyclic AP Biology: Review units 1-4

Total questions: 45

Worksheet time: 24mins

Name
Class
Date
1.

DNA --> RNA --> protein

The first arrow in this diagram shows the process of

a)

translation

b)

transcription

c)

crossing over

d)

mutation

2.

Letter G represents

(select all that are true)

a)

hydrophilic structure

b)

hydrophobic structure

c)

polar head

d)

nonpolar head

3.

What is the mechanism of evolution?

a)

natural selection

b)

artificial selection

c)

nonrandom mating

d)

natural disasters

4.

A structure has a 1:2:1 ratio of C:H:O. It would be classified as a

a)

carbohydrate

b)

protein

c)

lipid

d)

nucleic acid

5.

A pure white flower mixed with a pure red flower = a pink colored offspring. This is an example of

a)

codominance

b)

incomplete dominance

c)

multiple allele traits

d)

dominant/recessive trait

6.

The arm of a human, the wing of a bat, and the flipper of a whale are all

a)

analogous structures

b)

homologous structures

c)

genetically identical

d)

unrelated

7.

The type of active transport that takes macromolecules into a new vesicle from the plasma membrane is called

a)

facilitated diffusion

b)

Exocytosis

c)

Endocytosis

d)

Sodium-Potassium pump

8.

This organelle has a double outer layer but are only in photosynthetic algae and plants

a)

mitochondria

b)

ribosomes

c)

golgi apparatus

d)

chloroplast

9.

The process that removes a water molecule to bind together 2 monomers is

a)

hydrolysis

b)

dehydration synthesis

c)

aquaporins

d)

reverse transcription

10.

Name this structure

a)

chloroplast

b)

ribosome

c)

golgi apperatus

d)

mitochondrion

11.

This type selects for a moderate trait and not the extremes. Moves towards the center.

a)

Directional selection

b)

stabilizing selection

c)

Disruptive selection

d)

none of the above

12.

Enzymes can become denatured by

a)

the presence of an inhibitor

b)

extreme temperatures

c)

extreme pH

d)

All of the above

13.

the alternative versions of a gene are called

a)

traits

b)

genotypes

c)

alleles

d)

characters

14.

Select all abiotic factors

a)
b)
c)
d)
e)
15.

In a population, Disease would be an example of a

a)

density-dependent factor

b)

density-independent factor

c)

depends on the growth rate

d)

cannot be determined

16.

What is the first step of signal transduction in cells?

a)

a ligand binds to a receptor

b)

The signal must be amplified

c)

Apoptosis must occur

d)

shape conformation (change) must occur

17.

Using the placebo as the control, is there a statistical difference between the control and the two drugs being tested?

a)

yes

b)

no

c)

not enough data to make a determination

18.

If the child has blood type O, and the mother has type A, what are the possible blood types for the father?

a)

A

b)

B

c)

AB

d)

O

19.

The recessive allele b occurs with a frequency of 0.8 in a population that is in Hardy-Weinberg equilibrium.

What is the frequency of heterozygous individuals?

a)

0.2

b)

0.04

c)

0.32

d)

0.64

20.

The coral snake (poisonous) uses this signaling behavior to potential prey

a)

visual

b)

audible

c)

tactile

d)

chemical

21.

The initiation code for translation is

a)

UGA

b)

AUG

c)

UAA

d)

UAG

e)

TATA

22.

The mRNA codon CAU would code for

a)

histidine

b)

glutamine

c)

tyrosine

d)

leucine

23.

These have a double ring structure

a)

purines

b)

pyrimidines

c)

A

d)

T

e)

C

24.

Which of the following would freely pass through the cell membrane?

a)

C6H12O6

b)

N2

c)

H2O

d)

CO2

25.

This is an example of

a)

competitive inhibition

b)

noncompetitive inhibition

c)

formation of a substrate complex

d)

none of the above

26.

The tRNA codon GAG would express which amino acid?

a)

glutamic acid

b)

histidine

c)

leucine

d)

aspartic acid

27.

This type of linkage connects a disaccharide

a)

ionic bond

b)

peptide bond

c)

glycosidic

linkage

d)

polypeptide chain

28.

The organelle seen here

a)

chloroplast

b)

mitochondrion

c)

glucose molecule

d)

golgi complex

29.

The image "A" represents this type of molecule

a)

mRNA

b)

tRNA

c)

DNA

d)

protein

30.

Given the trait being shown, this would best be described as

a)

an autosomal dominant trait

b)

an autosomal recessive trait

c)

x-linked recessive trait

d)

x-linked dominant trait

31.

If a widow's peak is dominant to strait hair line, what percentage of the offspring would have a widow's peak if a Heterozygous female is crossed with a homozygous recessive male?

a)

100 %

b)

75%

c)

50%

d)

25%

e)

0%

32.

Which of the following pairs would most likely be classified as linked genes?

a)

LOC100859467 and CHDB1

b)

RPL17L

and KCMFW

c)

LOC107055434 and LOC107055430

d)

KCMFW and

ST8SIA3W

33.

Which of the following would be classified as an ectotherm?

a)
b)
c)
d)
34.

This enzyme keeps the DNA replication fork stable.

a)

DNA Polymerase

b)

RNA Polymerase

c)

Ligase

d)

Topoisomerase

e)

Helicase

35.

The expected phenotypic ratio in a dihybrid cross with a heterozygous condition for each trait would be

a)

1:1

b)

3:1

c)

9:3:3:1

d)

12:2:1:1

36.

A retrovirus will

a)

insert itself into a host and replicate its parts

b)

use reverse transcriptase to become part of host's DNA which then replicates

c)

be able to survive without a host

d)

is unaffected by vaccines

37.

Choose the prokaryotic cell

a)
b)
c)
d)
38.

On the 3' to 5' strand, DNA bases would

a)

build continuously

b)

create okazaki fragments

c)

match with an anticodon

d)

be read as a codon

39.

Which of the following is not a STOP Codon?

a)

AUG

b)

UGA

c)

UAG

d)

UAA

40.

Which of the following is an example of passive transport?

a)

Sodium potassium pump

b)

Endocytosis

c)

Exocytosis

d)

Osmosis

41.

What is the independent variable?

a)

# of sales

b)

Amount of money made

c)

Months of the year

d)

Red line since it has the most points

42.

If the experiment is testing 3 brands of fertilizer against the control, and the chi value calculates to 7.51,

a)

you would reject the null

b)

you would accept the null

c)

The value is too close, so the experiment should be rerun

d)

This experiment would not have a null hypothesis

43.

The best conclusion from this data is

a)

Sales will rise again

b)

Sales are relatively constant throughout the year

c)

There is an overall decline in sales throughout the year.

d)

Green has had the least amount of decrease in sales.

44.

A person with B - blood could receive all of the following except

a)

O - blood

b)

B + blood

c)

O + blood

d)

A - blood

e)

B - blood

45.

A structure that has lost it's ancestral function is called

a)

a homologous structure

b)

vestigial structure

c)

an analogous structure

d)

termination structure

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