1 Flashcards

1
Q

What is the function of Cytosol?

A

Fluid medium for biochemical pathways

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2
Q

What does Cholesterol do to the cell membrane?

A

Makes membrane less fluid

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3
Q

What are the most common lipids?

A

Phospholipids

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4
Q

What is the structure of Cytoplasm?

A

50% Cytosol

50% Organelles

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5
Q

What are the 2 types of Cell Membrane proteins?

A
  1. Integral (Ion Channels)

2. Peripheral (Spectrin)

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6
Q

What are the functions of carbohydrates in the Cell Membrane?

A
  1. Negative Charge
  2. Cell-Cell Attachments
  3. Immune Response
  4. ABO Blood Type
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7
Q

Function of Smooth ER?

A

Lipid Synthesis (Cholesterol and Phospholipid)

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8
Q

Function of Rough ER?

A

Post-translational modification of protein

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9
Q

Function of Golgi Apparatus?

A
  1. Receive/Return vesicles
  2. Adding/Removing sugar
  3. Addition of Anacetylglucosamine
  4. Glycosylation
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10
Q

In what 2 cell types does Phagocytosis occur?

A

Neutrophils and Macrophages

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11
Q

Where are Peroxisomes found?

A

Liver, Macrophages, Neutrophils

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12
Q

Peroxisomes utilize this enzyme __________ when producing this __________

A

Catalase, Hydrogen Peroxide

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13
Q

Name the 2 Microfilaments covered in muscle, and what do they do?

A

Actin and Myosin

Muscle Contraction, Structural Integrity, Resists Mechanical Stress

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14
Q

What is Vimentin?

A

Intermediate Filament; Fibroblasts, Glial Cells, and Muscle Cells
(Connective Tissue)

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15
Q

What specific protein do Microtubules contain?

A

Tubulin; is the most highly conserved protein in living creatures. Vesicle transport, secretion, chromosomal movement, and locomotion of cilia and flagella

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16
Q

Glycocalyx

A
  • Always on outside of the cell
  • ABO Blood Type
  • Immune System
  • Negatively charged
17
Q

What specific protein do Microtubules contain?

A

Tubulin; is the most highly conserved protein in living creatures. Vesicle transport, secretion, chromosomal movement, and locomotion of cilia and flagella

18
Q

Glycocalyx

A
  • Always on outside of the cell
  • ABO Blood Type
  • Immune System
  • Negatively charged
19
Q

Where does Transcription occur?

A

In the Nucleus (DNA -> RNA -> mRNA)

20
Q

During what step of Transcription is the hairpin loop created?

A

Step 5 (Termination) ; Hairpin loop is created in mRNA, allowing it to dissociate.

21
Q

Where does Translation occur?

A

In the cytoplasm

22
Q

What step of Translation requires the use of GTP?

A

Termination

23
Q

Free Ribosomes synthesize what?

A
  • Integral Membrane Proteins
  • Secretory Proteins
  • Some proteins destined for: Lysosomes, Golgi, and Nuclear Membrane
24
Q

Where does Transcription occur?

A

In the Nucleus (DNA -> RNA -> mRNA)

25
Q

During what step of Transcription is the hairpin loop created?

A

Step 5 (Termination) ; Hairpin loop is created in mRNA, allowing it to dissociate.

26
Q

Where does Translation occur?

A

In the cytoplasm

27
Q

What step of Translation requires the use of GTP?

A

Termination

28
Q

Free Ribosomes synthesize what?

A
  • Integral Membrane Proteins
  • Secretory Proteins
  • Some proteins destined for: Lysosomes, Golgi, and Nuclear Membrane