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Duplicate of Biology review Flashcards | StudBud
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Duplicate of Biology review
Duplicate of Biology review
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A #6week review for #EOC #biology
Flashcards
58 cards
F
Practice quiz
P
Host live
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Questions
58
Answers
1
Which components of DNA are referred to as the genetic code?
Nitrogenous bases
Hydrogen bonds
Phosphate groups
Deoxyribose sugars
2
What organelles does a plant have that an animal does not?
Mitochondria and Golgi
Ribosomes and cell wall
Chloroplasts and cell wall
Chloroplasts and nucleus
3
The cellular process that enables the cells to grow and develop into tissue is —
meiosis
conjugation
mitosis
budding
4
Heterozygous parents produce an offspring ratio of
1:2:1
6:9:3
50:50
3:1
5
Which of the following polypeptides is coded for by the mRNA sequence 5’AUGGUUAAACGACAAUCC3’?
G. Met, Asp, Phe, Ala, Arg
H. Met, Val, Lys, Arg, Gln, Ser
J. Ile, Gln, Lys, Asp, Gly, Leu, Ser
F. Val, Lys, Phe, Gly, Ser
6
Isotonic means
Water and glucose are balanced
Water moves out of the cell
Water moves in to the cell
No net movement in or out of the cell
7
Ursus maritimus and Ursus arctos are both in the same___ but different ___
1. Genus 2. Species
1. Family 2. order
1. Species. 2. Family
1. Class 2. phylum
8
Which characteristic is shared by all living cells?
Chloroplasts
Mitochondria
Movement
DNA
9
Hypertonic means
Water and glucose are balanced
Water moves in to the cell
Water moves out of the cell
No net movement in or out of the cell
10
What type of molecule is produced in this image?
DNA
Polypeptide
Protein
mRNA
11
Turning off genes can cause cells to divide too rapidly, often leading to the development of —
cardiovascular disease
allergies
tumors
hemophilia
12
Energy flow between one animal and another
Commensalism
Mutualism
Predation-
Parasitism-
13
Cell differentiation means
Cells enter the cell cycle
Cells become stem cells
Cells change role
Cells become specialized
14
What are the 4 bases in DNA?
ATAT
ATCG
AUCG
ATST
15
What are the four bases in RNA?
AUCG
ATUG
ATCU
ATST
16
Place the taxa in the correct order from least specific to most specific.
Kingdom, Phylum, Class, Order, Family, Genus, Species
Species, Genus, Family, Order, Class, Phylum, Kingdom,
Genus, Species, Kingdom, Phylum, Class, Order, Family,
No correct answer
17
By studying this photograph, scientists gained knowledge about the
mutation of nucleotide sequences in DNA
role of DNA in protein synthesis
sequence of DNA that makes up the human genome
double-helix structure of DNA
18
The code for specific traits is carried in the sequence of the...
Protein
Base
Sugar
Phosphate
19
Answer; DNA contains codes for proteins
The sequence of the bases in DNA is important for what?
How does DNA in cells decide an organism’s complex traits?
How is information for proteins carried on the DNA molecule?
Which components of DNA are referred to as the genetic code?
20
In hydrolysis, is energy absorbed or is it released from the chemical bonds?
Released
Absorbed
21
How does DNA in cells determine an organism’s complex traits?
DNA contains codes for proteins
DNA separates into long single strands
DNA folds into the nucleus
DNA produces the energy
22
Cancer cells are different because they cannot enter G0 phase and are likely to do what?
Fail to complete S phase
Die after completing mitosis
Repeat the cell cycle continuously
Mutate during G1 phase
23
What is natural selection?
organisms are better suited to their environment
Species evolve from one source. DNA, common traits
Species evolve from different ancestors. Blood typing
Species do not evolve. Anologous structures
24
Part of an important cellular process involving a DNA strand is modeled.
Deleting information
Transcribing information in the DNA sequence
Producing more nucleotides for the DNA sequence
Preserving genetic information for future generations
25
Which of these must occur during S phase?
The cytoplasm must be separated
The DNA must be replicated.
The cell membrane must be expanded
The chromosomes must be joined.
26
If an ecosystem is in equilibrium, it must have:
Grass
Energy Source
Predation
More producers than consumers
27
How do enzymes work?
Enzymes create energy
Enzymes will not bind to a specific site.
Enzymes will bind to a specific substrate at the active site
Enzymes are responsible for photosynthesis
28
Which of these occurs just before the cell enters the G2 stage of the cell cycle?
Centrioles form
nuclear membrane disintegrates
nucleolus divides
DNA replicates
29
During which cellular process does telophase occur?
Mitosis
Transcription
Translation
Interphase
30
If an ecosystem is in equilibrium, what type of community is produced?
Secondary
Tertiary
Climax
Primary
31
. Compare and contrast plant and animal cells
Plants have no nucleus
Plants have cell walls and no mtichondria
Animals are the same as plants
Plant have a chloroplast. Animal cells have no cell wall
32
These are F1 generation. they are a result of a
dihybrid cross
heterozygotes
homozygotes
monohybrid cross
33
both organisms benefit
Parasitism-
Mutualism
Predation-
Commensalism
34
Meiosis is necessary in order to ensure that each gamete produced in the human body has —
23
12
92
46
35
Cancer cells are different because they cannot enter G0 phase and are likely to do what?
Repeat the cell cycle
Mutate during G1 phase
Die after completing mitosis
Fail to complete S phase
36
Cell differentiation is most directly regulated by which biological Macromolecule?
Lipids
RNA
Proteins
DNA
37
In dehydration synthesis, is energy absorbed or is it released from the chemical bonds?
Released
Absorbed
38
Which phase of the cell cycle is represented by II?
G1
G2
S
M Phase
39
Where do we get our energy from and what form does our body use it?
The sun and ADP
Proteins and GDP
Food and ATP
Lipids and AUG
40
A section of a nucleic acid is shown. . What type of molecule is produced?
A. New DNA
B. Polypeptide
D. Carbohydrate
C. Messenger RNA
41
Where do we get our energy from?
Golgi
Mitochondria
E.R
Nucleus
42
What biomolecule do we need to look at for quick energy?
Fiber
Lipids (Fats, saturated and unsaturated)
Proteins
Carbohydrates
43
A model of a DNA molecule is shown. The arrow indicates
the bond between phosphate and deoxyribose molecules
the junction of a codon and a DNA triplet
the junction of introns and exons in the sense strand of DNA
the hydrogen bond between complementary nucleotides
44
Hypotonic means
No net movement in or out of the cell
Water moves out of the cell
Water and glucose are balanced
Water moves in to the cell
45
One organisms benefit, other not affected
Predation-
Commensalism
Mutualism
Parasitism-
46
Which of these occurs just before the cell enters the G2 stage of the cell cycle?
DNA replicates
The nuclear membrane disintegrates.
The nucleolus divides.
Centrioles form
47
If there was 12% Cytosine in a DNA sample, how much Adenine would there be?
38
12
64
76
48
The cycle allows an organism to
stay in homeostasis
change
be fertilized
grow
49
Biology is the only science in which multiplication is the same thing as division.
False
True
50
one organism benefits, other is harmed
Commensalism
Parasitism-
Mutualism
Predation-
51
An enzyme inhibitor...
enables a substrate to bond
stops a substrate from binding
destroys the enzyme
changes the shape of the enzyme
52
Explain in detail how viruses reproduce. Put the following in the correct order:
a. Use the host cell to make identical copies of themselves
b. Inject their DNA or RNA into the host cell
c. Attach to a host cell using projections
Invade a host body
53
Drugs may have the potential to reverse the unregulated reproduction of the diseased cells.
Cellular respiration
DNA transcription
Erythroblast differentiation
Cell division
54
The sequence of the bases in DNA is most important for which of the following?
Helping form the sugar-phosphate backbone of DNA molecules
Allowing the DNA to have the shape necessary for replication
Providing the instructions
Preventing mutations
55
What is “common ancestry”? How do scientists know different organisms share a common ancestor
Species evolve from different ancestors. Blood typing
organisms are better suited to their environment
Species evolve from one source. DNA, common traits
Species do not evolve. Anologous structures
56
Which phase of mitosis is occurring in the cell indicated by the arrow?
. Metaphase
Anaphase
Telophase
Prophase
57
The cellular process that enables the cells to grow and develop into tissue is
budding
conjugation
mitosis
meiosis
58
Phosphate group, sugar, nitrogenous base...
Carbohydrates
Lipids
Proteins
RNA/DNA
