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Duplicate of Biology Fall Final Review Flashcards | StudBud
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Duplicate of Biology Fall Final Review
Duplicate of Biology Fall Final Review
50 terms
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biology
Flashcards
50 cards
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Practice quiz
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Questions
50
Answers
1
What distinguishes a retrovirus from other viruses?
retroviruses are made of cells
retrovirus gametes are diploid
antibiotics work on retroviruses
retroviruses have RNA, not DNA
2
the base that pairs with thymine in DNA ...
guanine
adenine
helicase
RNA
3
Any disease-causing agent is known as a
bacteria
pathogen
virus
prion
4
What is the function of RNA?
Carry genetic information to the ribosomes
breaks down water molecules
Determine how acidic or basic something is
hold genetic information
5
An organic molecule will always contain this element ...
carbon
hydrogen
nitrogen
oxygen
6
When a substrate bonds with an enzyme at the active site, what is formed?
enzyme-substrate complex
product
substrate
a new enzyme
7
All living and non-living things are made up of cells.
False
True
8
a five carbon sugar found in DNA
ribose
deoxyribose
guanine
helicase
9
Which is true of active transport?
it is passive
it moves from high concentration to low concentration
it does not require energy
it requires energy
10
What does a tRNA molecule carry?
a polypeptide chain
a ribosome
a specific amino acid
a codon
11
the shape of DNA
double helix
DNA polymerase
nucleotide
single stranded
12
Two gametes have 30 chromosomes each. After fertilization, how many will the zygote have?
30
120
60
15
13
Which enzyme is responsible for base pairing during DNA replication?
helicase
ATP synthase
polymerase
ligase
14
Which cell does NOT have a nucleus?
bacteria cell
animal cell
eukaryotic cell
plant cell
15
A cell membrane is ...
semi-permeable
permeable
16
What is the control center of a plant?
nucleus
vacuole
golgi body
mitochondria
17
What are special proteins that regulate the cell cycle?
sarcomeres
enzymes
hemoglobin
cyclins
18
Which of the following has the least affect on enzyme reaction rates?
pH
enzyme concentration
loss of water
temperature
19
permeable means
things can get stuck
concentration level is low
things can pass through
it's permanent
20
Lipids help insulate the body
false
true
21
Major difference in plant cells and animal cells
mitochondria
cell wall
plasma membrane
nucleus
22
This is the genetic material found in all living things
protein
uracil
RNA
DNA
23
What happens during the mitosis stage called Anaphase?
two new daughter cells
chromosomes appear
chromosomes line up in the middle
sister chromatids are pulled apart by spindles
24
Which of the following is NOT true of RNA?
smaller than DNA
has thymine
monomers are nucleotides
single stranded
25
Cells used in reproduction are
meiosis
somatic cells
zygotes
gametes
26
By the end of prophase, each of the following has occured except...
lining up of the chromosomes at the equator
coiling of chromosomes
breaking down of nuclear envelope
disappearance of the nucleus
27
What is the second phase of mitosis?
telophase
prophase
anaphase
metaphase
28
What can cause cancer?
immune system
mitochondrial
mutations in DNA
cell membrane
29
Moving material against the concentration gradient describes
osmosis
diffusion
active transport
passive transport
30
What is the cell that is needed by a virus in order to reproduce called?
bacterial cell
eukaryotic cell
plant cell
host cell
31
DNA replication occurs during
anaphase
metaphase
interphase
prophase
32
The area where chromatids are attached
nucleus
centromere
interphase
chromosome
33
What is the energy molecule made by the mitochondria?
ATP
glucose
lipids
proteins
34
Which of the genotypes below indicates a trait that is homozygous recessive?
AbC
RR
rr
Tt
35
Which of the following is a major theme in Biology?
Love is blind
Charity begins at home
Good fences make good neighbors
Structure determines function
36
Pinocytosis and Excocytosis are both types of ...
diffusion
endocytosis
facilitated diffusion
exocytosis
37
According to Chargaff's Rule, the amount of cytosine will be equal to the amount of what?
adenine
uracil
thymine
guanine
38
Which element is NOT found in a sugar?
nitrogen
hydrogen
carbon
oxygen
39
In order for a recessive trait to be seen, the following must be true
one dominant allele must be present
two recessive alleles must be present
one recessive allele must be present
40
DNA replication occurs during
G2 phase
mitosis
S-Phase
G1 phase
41
This scientist is known as "father of genetics"
Crick
Franklin
Mendel
Watson
42
This is large and central in plants
vacuole
ribosomes
mitochondria
golgi body
43
What characteristic is present in a living thing?
all of the above
able to grow
contains DNA
needs energy
44
Which set of words describes the "Central Dogma" of biology?
gene -- chromosome -- nucleus
cell - tissue -- organ -- organ system
element - compound -- biomolecule
DNA -- RNA -- protein
45
A segment of DNA codes for
an enzyme
a chromosome
a base
a gene
46
A diploid cell
is 2n
has twice the chromosomes
all of the above
is a body cell
47
The head of a phospholipid in a cell membrane is
water-loving
water-fearing
nonexistent
non-polar
48
Enzymes are proteins. What are the monomers for enzymes?
amino acids
fatty acids
nucleic acids
catalysts
49
Which cellular process ensures gametes are haploid cells?
meiosis
DNA replication
mitosis
osmosis
50
Transcribe the following DNA into mRNA: TAC
ATT
AUG
CGC
AGC
