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HESI A2 Biology Study 2021 Flashcards | StudBud
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HESI A2 Biology Study 2021
HESI A2 Biology Study 2021
70 terms
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#HESI #Biology #Nursing
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Answers
1
What are the two types of endoplasmic reticulum
Smooth and Rough
Round and Pointy
Rough and Round
Smooth and Round
2
Metabolic pathways is progressing from a standpoint from ______ energy to ______ energy.
Up to Down
Low to High
High to Low
Left to Right
3
Which endoplasmic recticulum is responsible for detoxification and metabolism?
Smooth ER
Rough ER
Round ER
Square ER
4
What conversion happens in glycolysis?
Pyruvate to Glucose
Glucose to Pyruvate
Glucose to Acytel Co-A
Pyruvate to acytel Co-A
5
Intro cellular digestion takes place in what?
Motor Proteins
Lysosomes
Rough ER
Ribosomes
6
What is the full name of ATP?
Adensoine tripenguin
Adenosine triphosphate
None of the above
adenosine triphorus
7
What contains all the genetic information for the regeneration of the cell?
RNA
Vacuoles
Chromosomes
Lysosomes
8
What organelle within the cell is responsible for packaging, shipping and processing?
Ribosomes
Nucleus
Golgi Apparatus
Lysosomes
9
plant cells have a central vacuole that functions as...
storage, and hydrolysis
storage, waste disposal,protection and hydrolysis
a black hole
none of the above
10
Lipids are known as what?
all the above
Fats
Steroids
Phospholipids
11
In the 2nd step in the cellular respiration, where is the pyruvate transported to?
Plasma Membrane
Mitochondria
Nucleus
Cytosol of the cell
12
True or False. Eukaryotic cells have non-membrane organelles.
True
False
13
The cell is a fundamental unit of what?
Math
Nursing
Chemistry
Biology
14
What can lysosomes hydrolyze?
Proteins
Sugars and nucleic acids
Fats
All the above
15
Within the hierarchic organizational system for nomenclature, which is the largest category?
Kingdom
Class
Family
Species
16
What two stages does photosynthesis use?
Glycolysis and Fermentation
Light Reactions and Calvin Cycle
Cellular respiration and Fermentation
None of the above
17
Within the Electron Transport Chain, how much ATP is made with one glucose molecule?
10-15
0-1
28-32
5-6
18
What is the first step in cellular respiration actually called?
Glycolysis
Citric Acid Circle (Krebs Cycle)
Cellular Respiration
Pyruvate
19
Where does the citric acid cycle (krebs cycle) take place at?
Nucleus
Extracellular space
The matrix of the mitochondria
Cytosol of the cell
20
What compound acts as a reducing agent and is a vehicle of stored energy?
ATP
ADH
Glucose
NADH
21
Proteins are polymers of 20 molecules called what?
DNA
carbohydrates
Amino acids
lipids
22
Which phase of Mitosis deals with pinching the cell in two & forms two separate identical cell?
Prophase
Cytokinesis
Telophase
Anaphase
23
what are the two types of organelles that produce cell energy?
lysosomes and mitochondria
nucleus and chromatin
mitochondria and chloroplasts
chloroplasts and ribosomes
24
Which of the two catabolic pathway produces far more energy than the other?
Cellular respiration
Fermentation
25
What is the balanced equation for cellular respiration?
C2H10O2 + 2O2 ----> 4CO2 + 2H2O
C6H12O6+6O2---> 6CO2+ 6H2O
26
In the citric acid cycle (Krebs cycle) how much can a single consumed molecule of glucose make?
10 ATP, 5 Pyruvate, 3 NADH
3 CO2 , 5 ATP, 2 NADH
None of the above
2 ATP, 6 CO2, 6 NADH
27
Cardiovascular problems are associated with what kind of fat?
unsaturated
Saturated
28
What are the two types of cells of life?
White and Red
Jail and Prison
Muscle and Tissue
Prokaryotic and Eukaryotic
29
Where does glycolysis take place?
Nucleus
Cytosol of the cell
Mitochandria
Ribosomes
30
What are the correct order of stages in Mitosis?
Anaphase-Prophase-Telephase-Metaphase
Prophase-Metaphase-Anaphase-Telephase
Telephase-Metaphase-Anaphase-Prophase
Metaphase-Telephase-Anaphase-Prophase
31
What is the name of the molecule that is used as the energy currency of the cell?
RNA
Glucose
DNA
ATP
32
What is the 3rd step in the cellular respiration called?
Glycolysis
None of the above
Electron Transport Chain
Citric Acid Cycle
33
What is the second step in the cellular respiration called?
Glycolysis
Cellular Respiration
Citric Acid Cycle (Krebs Cycle)
Electron Transport Chain (ETC)
34
What are the two types of Fatty acids?
polar and non-polar
Saturated and unsaturated
long and skinny
short and fat
35
What forms the backbone of DNA and RNA?
Proteins
Nucleic acids
Lipids
Carbohydrates
36
What is the first organelle within a cell?
Nucleus
Lysosomes
Rough ER
Mitochondria
37
A precursor to the glucose molecule is produced in a process called what?
Fermenation
Photosynthesis
None of the above
Cellular Respiration
38
True or False. Vacuoles are a membrane inclosed structures?
False
True
39
What nucleic acid is used to transfer information from DNA to Protein?
Amino acids
RNA
DNA
mitochondria
40
What are the most important molecules in Biology?
none of the above
Carbohydrates, lipids, proteins, nucleic acids
water, alcohol, lipids, calcium
Hydrogen, oxygen, carbohydrates, lipids
41
How much ATP is made overall with Cellular Respiration?
10-15
0-1
32-36
32-25
42
Which of these stages is Anaphase
a
B
D
C
43
True or False. Prokaryotic cells have non-membrane organelles
False
True
44
The process that determines how reproductive cells divide in a sexually reproducing organism is
Meiosis
None of the above
Binary Fission
Mitosis
45
How many daughter cells is produced from Meiosis?
4
1
3
2
46
True or False. Saturated fats have one or more double bond?
False
True
47
what cell is mitochondria found in?
Eukaryotic
prokaryotic
48
Nearly all cellular functions are _______ by some type of enzyme?
destroyed
killed
catalyzed
stopped
49
Which of these stages is Telophase
B
C
D
A
50
what is the order of the Scientific Method?
Observation-Hypothesis-Experiment-Conclusion
Conclusion-Observation-Hypothesis-Experiment
Hypothesis-Observation-Experiment-Conclusion
Experiment-Hypothesis-Observation-Conclusion
51
What are the two catabolic pathways that lead to cellular energy production?
Cellular Respiration and Photosynthesis
Cellular respiration and Fermentation
Fermentation and Photosynthesis
None of the above
52
What are the two types of ribosomes?
Loose and anchored
rough and smooth
Free and bound
round and pointed
53
what does anaerobic mean?
Without Oxygen
With Oxygen
54
where are chloroplasts found?
animals
plants
55
What generally has long chains and polymers of sugar?
Lipids
Carbohydrates
DNA
glucose
56
Which photosynthesis stage produces sugar?
Light Reaction stage
The Calvin Cycle stage
57
Metabolism is a sum of what kind of reaction?
Chemical reaction
physical reaction
biological reaction
mental reaction
58
All life and therefore Biology occurs in a what environment?
dry
water
green
planet
59
Phospholipids is organized in a way that creates a barrier that protects the cell True or False
True
False
60
What is the chemical reaction for photosynthesis? (Note: it is the reverse of aerobic formula)
6CO2 + 6H2O + Light energy ----> C6H12O6 + 6O2
C6H12O6 + 6O2 -------> 6CO2 + 6H2O
61
What kind of molecule, bond, and polarity is most significant?
Water, polar, Oxygen bonding
Water, non-polar, Hydrogen bonding
Water, Polar, Hydrogen bonding
Juice, non-polar, hydrogen bonding
62
Which endoplasmic recticulum is responsible for protein synthesis and membrane production?
Round ER
Pointy ER
Rough ER
Smooth ER
63
What contains the code for necessary replication?
Amino acids
Fungi
DNA
RNA
64
Which of these stages is Metaphase?
C
D
B
A
65
What is produced during the first step in cellular respiration (glycolysis)?
None of the above
2 Glucose, 2 Pyruvate, 4 ATP
2 ATP, 2 Pyruvate, 2 NADH
5 ATP, 2 Acetyl Co-A, 5 NADH
66
Are hormones a steroid?
False
True
67
What are the two types of asexual reproduction?
Binary Fission and Mitosis
Meiosis and Interphase
68
what does the cellular membrane do?
allowing substance to pass through
communication
all the above
protection
69
Which of these stages is Prophase?
B
C
D
A
70
Ribosomes are organelles that read the RNA produced in the nucleus and produces what?
Proteins
DNA
Nucleic Acids
Lipids
