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HESI A2
BIOLOGY
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1. Which movement requires carrier protein but noo direct cellular
energy?
Facilitated transport
2. Which term denotes the movement of glucose molecules from an area
of lower concentration to an area of higher concentreation?
Active transport
3. Plasmolysis is a term describing?
Cellular shrinkage, which occurs when cells are immersed in hypertonic
solurion
4. The movement of substances from lesser concentration to higher
concentration is called?
Active transport
5. Which particular structure is present in both eucaryotic and prokaryotic
cells?
Cell membrane
6. Plant cells differ from animal cells in?
m
er as
The plant cells have a cell wall and animal cells do not
co
7. Which cell type is characterized by the lack of true nucleus and the
eH w
absence of membrane-bound organelle?
Prokaryotic cell
o.
8. Which organelle is associated with hydrolytic enzymes and is
rs e
sometimes reffered to as a "suicide bag"
ou urc
Lysosomes
9. Pinocytosis is the process of?
Enclosing a liquid substance in a membrane and secreting it into the cell
o
10. The plasma membrane of the eurokaryotic cell determines
aC s
selectively which substances can enter and leave the cell. Such a
vi y re
membrane is said to be ?
Selectively permeable
11. What primarily determines the shape of cells that lack cell walls?
ed d
Microtubule and microfilaments
12. Which pair of organelles is responsible foe energy supply to
ar stu
eurokaryotic cells?
Chloroplast and mitochondria
13. Whit which organelle is the synthesis of ATP associated?
is
Mitochondrion
Th
14. The plasma membrane is soluble to?
Lipids
15. The process whereby muscle cell produce lactic acid is called?
Fermentation
sh
16. During aerobic respiration, which one of the following substances
is released?
36ATP
17. Noncyclic-photophosphorylation takes place inside the?
Thylakoids
18. The dark reaction of photosynthesis takes place in ?
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Stroma
19. Aerobic cellular respiration is more important to sustaining life
than anaerobic because it produces?
More energy
20. Which organelle is responsible for oxygen production?
Chloroplast
21. An organic catalyst that enhances the chemical reaction is
called ?
An enzyme
22. The first stage of aerobic cellular respiration is?
Glycolysis
23. Glycolysis occurs in the ?
Cytoplasm
24. For the aerobic pathway, electron transport systems are located
in the ?
Mitochondrion
m
er as
25. Codominance occurs when?
co
Both the alleles in a heterozygote are expressed phenotypically in a
eH w
individual
26. Mitosis in a single human cell usually results in the formation of ?
o.
2 diploid cells
27. rs e
Meiosis in a single human cell usually results in the formation
ou urc
of ?
4 haploid cells
28. If you reproduce sexually, you produce gamets via?
o
Meiosis
aC s
29. If you reproduce asexually, you produce offspring via?
vi y re
Mitosis
30. What type of allele is expressed in the phenotype of only a
homozygous individual?
ed d
Dominant
31. The sex of a human child is determined by the sex chromosome
ar stu
from?
The father
32. Cell division occurs most rapidly in?
is
Cancerous tissue
Th
33. Which blood type would be a universal donor?
O
34. Passage of water through the membrane of a cell is called ?
Osmosis
sh
35. Which term includes all others?
Organism
36. The kreb cycle produces?
CO2 and H2
37. The presence of which substance is most important for all cell
activity ?
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Water
38. The basic structure of a cell membranes is a ?
Protein-impregnated phospholipid bilayer
39. Cytoplasmic structures that contain powerful hydrolysis
enzymes, which could lead to cell destruction in the absence of
surrounding membranes, are?
Lysosomes
40. Organic substances made up of several amino acids bound
together are?
Proteins
41. The smallest known microorganisms are?
Viruses
42. The end product of protein metabolism is ?
Amino acids
43. Carbohydrates are absorbed into the blood as ?
Glucose
m
er as
44. The substance basic to life is?
co
Proteins
eH w
45. The body obtains most of its nitrogen from ?
Proteins
o.
46. The basic unit of living organism is ?
Cell rs e
ou urc
47. The diffusion of water through a semipermeable membrane is
known as ?
Osmosis
o
48. The process in which carbon dioxide and water are combined
aC s
under the influence of light in green plants is called ?
vi y re
Photosynthesis
49. A protein substance that initiates and accelerates a chemical
reaction is called ?
ed d
Enzyme
50. Amino acids that cannot be manufactured by the body are
ar stu
called ?
Essential amino acids
51. The body's continual response to changes in the external and
is
internal enviroment is called ?
Th
Homeostasis
52. The ability of a cell to reproduce is called ?
Mitosis
53. The part of the cell necessary for reproduction is the ?
sh
Nucleus
54. Proteins are polymers of ?
Amino acids
55. In cellular metabolism glycolysis ?
Does not require O2
56. Cellular proteins are synthesized in ?
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