Units 4, 5, 7, 8 Flashcards

1
Q

Chloroplast

A

Helps plants with the photosynthesis process; convert light energy into chemical energy

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2
Q

Chlorophyll molecules thrive in…

A

Bright light

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3
Q

Cellulose

A

Protects the cell and cell wall

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4
Q

Central Vacuole

A

large, single, membrane-enclosed sacs

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5
Q

Tonoplast

A

membrane of the vacuole

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6
Q

Cytoskeleton

A

change shape, mechanical strength, maintain shape, movement, cell division

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7
Q

Microfilaments

A

small in size

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8
Q

Microtubules

A

larger in size

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9
Q

Nucleolus

A

synthesizes ribosomal RNA

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10
Q

Ribosomes

A

consist of RNA, bind mRNA, transfer RNA

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11
Q

Chromatin

A

consists of protein, RNA, and DNA

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12
Q

Cytoplasm

A

gel-like fluid inside cell

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13
Q

Endomembrane System

A

a network of organelles that exchange materials through small membrane-enclosed transport vesicles

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14
Q

Smooth ER vs. Rough ER

A

smooth ER lacks ribosomes while rough ER has many ribosomes

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15
Q

Golgi Complex

A

Also known as the Golgi apparatus; processes, sorts, and modifies proteins

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16
Q

Three areas of a Golgi stack:

A

Cis face
Trans face
Medial region

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17
Q

Cis face

A

entry surface

18
Q

Trans face

A

exit surface

19
Q

Medial region

A

in between

20
Q

Lysosome

A

small sacs of digestive enzymes dispersed in the cytoplasm of animal cells (hydrolytic enzymes)

21
Q

Phospholipids

A

amphipathic molecules with distinct hydrophobic and hydrophilic regions

22
Q

Passive transport

A

transportation DOWN a concentration gradient
Move from HIGH to a LOW concentration

23
Q

Examples of passive transport include:

A

Simple diffusion
Facilitated diffusion
Osmosis

24
Q

Active Transport

A

require energy in the form of ATP, transport against the concentration gradient
Move from a LOW to a HIGH concentration

25
Osmosis
the diffusion of water through a semi-permeable membrane
26
Where does glycolysis take place?
In the cytosol
27
What are the starting molecules of Glycolysis
1 glucose, 2 ATP, 4 ADP, 2 NAD+
28
What are the products of Glycolysis
2 pyruvates, 2 NADH, 2 ATP
29
Where does the intermediate stage take place?
Mitochondrial matrix
30
What are the starting molecules of the intermediate stage?
CoA, pyruvate, NAD+
31
What are the products of the int. stage?
Acetyl CoA, CO2, NADH
32
Where does the electron transport chain phase take place?
Mitochondrial cristae
33
What are the starting molecules of the ETC?
NADH, FADH2, O2, ADP, P
34
What are the products of the ETC?
ATP, H2O, NAD+, FAD
35
How many ATP are generated in each stage?
Glycolysis=2 Int. Phase=0 CAC=2 ATP ETC= 36-38
36
Where does the CAC take place?
Mitochondrial matrix
37
What are the starting molecules of the CAC phase?
Acetyl CoA, NAD+, FAD, ADP, P
38
What are the products of the CAC phase?
CO2, NADH, FADH2, ATP
39
Oxidation
lose a H
40
Reduction
Gain a H