What do you know about energy? What are the sources of energy? Energy is the quantitative property that must be transferred to an object so as to perform work or produce heat and it can be classified into kinetic, potential or chemical energy. Bio 1408 Exam 2 Review questions help us understand the concerns of various topics. Try it.
Kinetic
Potential
Chemical
Radiant
thermal
All of the above
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Ability to do work
Law of thermodynamics
Metabolism
Biological catalysts
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Endergonic
Enzymes
Hydrophobic
Exergonic
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Endergonic
Metabolism
Enzymes
Hydrophobic
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Enzymes
Hydrophobic
Diffusion
Metabolism
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Biological catalysts. End in –ase. Make reactions possible.
One enzyme will catalyze one substrate
Animal cells prefer isotonic
Plant cell will be limp
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Hydrophobic (repel water, lipid)
Hydrophilic (attract water; phospho-)
Speed up chemical reactions
Temperature, salinity/electrolytes
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Proteins; are in tertiary or quaternary structure?
Temperature, salinity/electrolytes, pH, environment (poisons)
Competitive (vie for the same binding site on the enzyme)
Enzymes have a HIGH degree of specificity
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Competitive (vie for the same binding site on the enzyme)
Temperature, salinity/electrolytes, pH, environment (poisons)
One enzyme will catalyze one substrate
Hydrophobic (repel water, lipid)
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Enzymes have a HIGH degree of specificity
Enzyme shape is altered and substrate no longer able to fit into binding site
Vie for the same binding site on the enzyme
One enzyme will catalyze one substrate…
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Keep things in and keep other stuff out
Vie for the same binding site on the enzyme
Lipids, phospholipids
Enzyme shape is altered and substrate no longer able to fit into binding site
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A HIGH degree of specificity
One enzyme will catalyze one substrate
Animal cells pop(lysis) in hypo-, shrivel (crenate) in hyper-
Plant cell will be limp(flaccid) in iso-, will shrivel (plasmolysis) in hyper-
A & B are correct answers
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Composition (lipids, phospholipids)?
(keep things in and keep other stuff out)
Active (requires energy
A & B are the answers
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Repel
Water
Lipid
All of the above
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(attract water; phospho-)
Requires energy
Move from high to low concentration
have more solutes compared to blood/plasma
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(no energy)
Animal cells prefer isotonic
Plants prefer hypotonic
Requires energy
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No energy
Requires energy
passive process
Osmosis
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Diffusion
Osmosis
Hypotonic
Hypertoni
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Hypotonic
Hypotonic
Osmosis
Plasmolysis
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Photosynthesis
Isotonic
Hypotonic
Reproduction
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Isotonic
Hypertonic
Plants prefer hypotonic
Animal cells pop(lysis) in hypo-, shrivel (crenate) in hyper-
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Isotonic
Hypertonic
Plants prefer hypotonic
Photosynthesis
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Isotonic
Weziratonic
Flaccid
Crenate
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Plasmolysis
hypotonic
Hawatonic
Dursatonic
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will be limp(flaccid) in iso-,
will shrivel (plasmolysis) in hyper-
All of the above
None of the above
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Pop(lysis) in hypo-,
shrivel (crenate) in hyper-
All of the above
None of the above
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True
False
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True
False
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Glycolysis – occur in the cytoplasm – glucose in; pyruvate out - 4 ATP made, 2 in 2 out, net 2 ATP
. Citric Acid Cycle aka. Kreb’s Cycle – occur in the matrix (open space) in the mitochondria – pyruvate in; NAD and FAD come out - 2 ATP ***NAD and FAD are electron carriers ***
Oxidative Phosphorylation – cristae (membranes of mitochondria) - NAD & FAD in; ATP out - @32-34 ATP
All of the above
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