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Biology 1406 - 01M > Participation Pop Quizzes (Topic 5-7) > Flashcards

Participation Pop Quizzes (Topic 5-7) Flashcards

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1
Q

What is an example of potential energy?

A

Gravitational energy, elastic energy, chemical energy

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2
Q

What is an example of kinetic energy?

A

Photons of light, sound waves, electrical current, electromagnetic energy, heat energy

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3
Q

What is the principal source of energy in our biosphere?

A

the sun

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4
Q

What is the main energy currency of the cell?

A

Adenosince Triphosphate (ATP)

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5
Q

What determines if a reaction takes place?

A

the amount of energy in a system

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6
Q

Catalysis affects reactions in what way?

A

increases the rate of reaction and decrease the energy required to start a reaction; in the human body it allows these reactions to occur at safe body temperatures

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7
Q

What are considered biological catalysts?

A

enzymes

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8
Q

Where do competitive inhibitors bind to on enzymes?

A

active site

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9
Q

Where do non-competitive inhibitors bind to on enzymes?

A

allosteric site (an alternative site on the enzyme that when bound to the non-competitive enzymes, the shape of the active site is changed and it is unable to bind to the substrate)

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10
Q

what determines if a reaction will take place spontaneously?

A

enthalpy and entropy (the amount of free energy available)

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11
Q

The category of organisms that are able to harvest the photons from solar activity, to be converted to chemical energy

A

Autotrophs

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12
Q

categories of organism that utilize organism compounds produced by autotrophs

A

heterotrophs

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13
Q

What is a series of reactions, by which energy is harvested in the oxidizations of organic compounds to extract energy from chemical bonds?

A

Cellular respiration

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14
Q

What is when oxygen is the final electron acceptor, during cellular respiration

A

Aerobic Respiration

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15
Q

What is when the final electron acceptor is an inorganic molecule?

A

Anaerobic Respiration

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16
Q

What is occurring during glycolysis?

A

1 glucose is being oxidized into 2 pyruvates

17
Q

What happens to pyruvate after glycolysis?

A

Pyruvate is oxidized into Acetyl CoA

18
Q

Why is the Kreb Cycle considered a cycle

A

The end product oxaloacetate is used with the next Acetyl-CoA to make citrate and continue the cycle

19
Q

the NAD+ and FAD+ that are reduced by glucose metabolism are ultimately used in what process?

A

Electron Transport Chain (ETC) & Chemiosmosis

20
Q

Most of the ATP produced in glucose oxidation is produced in what phase?

A

The Electron Transport Chain

21
Q

light dependent reactions require what to proceed?

A

light

22
Q

What are the products of light dependent reaction?

A

ATP,NADH,O2

23
Q

What are the products of light independent reaction?

A

glucose

24
Q

What is the name of the reaction center where light dependent reactions occur (I&II) (Antenna Complex + reaction center)? (photons getting absorbed)

A

Photosystem

25
Q

What is the overall function of the Calvin cycle?

A

to produce glucose

26
Q

What is the organelle responsible for light dependent reactions?

A

chloroplasts

27
Q

What is the name of the folded sacs within chloroplasts that contain the photosystems?

A

thylakoid

28
Q

What reactions occur in the thylakoid disks, and what reactions occur in the stroma?

A

light dependent reactions occur in the thylakoid disks

light independent reactions occur in the stroma

29
Q

The ATP and NADPH from photosynthesis are used in?

A

The Calvin Cycle

30
Q

The Calvin Cycles uses what molecule to create organic compounds?

A

CO2

31
Q

The overall process of photosynthesis results in?

A

ATP & O2 & NADPH

32
Q

The photosystem is organized into a light-harvesting complex, that captures photons from sunlight before channeling them is called?

A

Antenna Complex

33
Q

The products produced by light-dependent reactions of photosynthesis?

A

ATP & O2 & NADPH

34
Q

The overall function of the Calvin Cycle is?

A

Carbon fixation & PRODUCING ORGANIC MOLECULES LIKE GLUCOSE

Biology 1406 - 01M (19 decks)

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