Cellular Level of Organization Topic 3

Question 1

What group in the phospholipid bilayer is hydrophilic?

Answer 1

Phoasphate head group

Question 2

What group in the phosolipid bilayer is hydrophobic?

Answer 2

FA tails

Question 3

What does cholesterol add to the cell membrane?

Answer 3

Stability

Question 4

What are the 2 types of membrane proteins?

Answer 4

• Integral Proteins

- Peripheral Proteins

Question 5

What are the functions of the membrane proteins?

Answer 5

• Enzymes
• Transporters
• Channel
• Receptors
• Anchors
• Identify Markers

Question 6

What is in charge of cell recognition for egg and sperm?

Answer 6

Membrane Carbohydrates

Question 7

What are Membrane Carbohydrates bound to?

Answer 7

Glycoproteins or glycolipids

Question 8

What increases surface area in the small intestine?

Answer 8

Microvilli

Question 9

Gel like fluid that contains H2O suspension

Answer 9

Cytoplasm

Question 10

Cytosol may contain 2 other pieces

Answer 10

Melanin and glycogen

Question 11

What are the non membranous organelles in the cell?

Answer 11

• Ribosomes
• Centrosomes
• Cytoskeloton
• Microtubules

Question 12

What is the site for protein synthesis?

Answer 12

Ribosomes

Question 13

What organizes the cytoskeleton?

Answer 13

Centrosomes

Question 14

Where does ATP synthesis occur?

Answer 14

Mitocondria

Question 15

What does the mitochondria contain of it’s own?

Answer 15

Own DNA RNA + Proteins

Question 16

Which ER are ribosomes attached to?

Answer 16

Rough

Question 17

What does the SER synthesize?

Answer 17

Lipid and steroid hormones