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AP Biology Final Exam
AP Biology Final Exam
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AP Biology Final 2016
Flashcards
25 cards
F
Practice quiz
P
Host live
L
Questions
25
Answers
1
Which of these provides evidence of the common ancestry of all life?
structure of chloroplasts
structure of cilia
structure of the nucleus
universality of the genetic code
2
Which of the following is a property of liquid water?
lower specific heat than most other substances
less dense than ice
nonpolar
heat of vaporization is higher than most other substances
3
The element present in all organic molecules is _______
Nitrogen
Carbon
Hydrogen
Sodium
4
Which macromolecule leaves the nucleus of a eukaryotic cell thru nuclear membrane pores?
phospholipids
amino acids
DNA
mRNA
5
In the process of transcription, ____________________
proteins are synthesized
RNA is synthesized
DNA is replicated
mRNA attaches to ribosomes
6
Cell size is limited by
size of the endomembrane system
surface to volume ratios
surface area of the mitochondria in the cytoplasm
# of proteins in the plasma membrane
7
In comparison to eukaryotes, prokaryotes ________________
larger
don't have membranes
smaller
more structurally complex
8
Which of the following supports the argument that viruses are nonliving?
Their DNA does not encode proteins
They do not evolve
They have RNA rather than DNA
They are not cellular
9
In the process of science, which of these is tested?
an observation
a control group
a hypothesis
a result
10
All of the following are part of a prokaryotic cell EXCEPT________
plasma membrane
Endoplasmic reticulum
Cell wall
ribosomes
11
The attraction between partial +/- charges of two water molecules is called_____
ionic bond
van der Waals interaction
hydrogen bond
covalent bond
12
Which viruses have single-stranded RNA that acts as a template for DNA synthesis?
retroviruses
bacteriophages
viroids
proviruses
13
Why is Carbon so important in Biology?
has little electronegativity, makes a good electron donor
forms a variety of carbon skeletons & host functional groups
It is most common element on earth
bonds to only a few other elements
14
Which of the following is (are) true of natural selection?
all choices are true
differential reproductive success
requires genetic variation
results in descent w/ modification
15
predict the amino acid sequence: 5' AUG-UCU-UCG-UUA-UCC-UUG 3'
met-ser-leu-ser-leu-ser
met-ser-ser-leu-ser-leu
met-arg-glu-arg-glu-arg
met-glu-arg-arg-glu-leu
16
Which of the following effects can occur because of the high surface tension of water?
Lakes can't freeze solid in winter despite low temperatures
sweat can evaporate from the skin to stop overheating
Organisms can resist temp changes despite giving off heat
a raft spider can walk across the surface of a small pond
17
Viruses __________________
use host cell to copy themselves & then their own DNA
make their own ATP, proteins & nucleic acids
use the host cell to copy them selves & make viral proteins
metabolize food and produce their own ATP
18
Which of the following is NOT a polymer?
glucose
starch
cellulose
DNA
19
25 natural elements are known to be essential to life which 4 make up 96 % of living matter?
C, O, P, H
O, H, Ca, N
C, Na, H, N
C, H, O, N
20
Which of the following is the best modern definition of evolution?
Descent w/ modification
change in the # of genes in a population over time
inheritance of acquired characters
survival of the fittest
21
A single molecule of water has two Hydrogen atoms bonded to a single Oxygen atom by ___
polar covalent bonds
ionic bonds
Hydrogen bonds
nonpolar covalent bonds
22
The complexity & variety of organic molecules is due to ____
variety of rare elements in organic molecules
their interaction with water
Chemical versatility of Carbon atoms
diverse bonding patterns of nitrogen
23
Which structure is common to plant AND animal cells?
Central vacuole
Centriole
chloroplast
mitochondria
24
Hardy -Weinberg written Questions
48%
40%
16%
32%
25
Which of the following best summarizes the relationship b/w dehydration reactions & hydrolysis?
Both reactions assemble polymers from monomers
Dehyd. RXs assemble polymers & Hydrolsysis breaks them apart
Hydrolysis creates polymers & Dehyd. RXs create monomers
Dehyd. RXs remove water from membranes & hydrolysis adds it
