Cells

Question 1

Cell membrane description

Answer 1

Phospholipid bilayer
Hydrophilic (heads)
Hydrophobic (tail)
Fat soluble ions and gas diffuses through membrane
Water soluble ions diffuse through channel proteins
Large molecules travel through carrie protein

Question 2

Centrioles Function

Answer 2

Reproduction of cell

Question 3

Endoplasmic reticulum

Answer 3

Storage and transport of material
Provide surface area for reactions
Rough- lined with ribosomes
Smooth- no ribosomes

Question 4

Golgi apparatus

Answer 4

Modify proteins and package them in vesicles for secretion

Question 5

Mitochondria

Answer 5

Create energy during aerobic respiration

Cristae- inner food in which electron transfer chain occurs

Question 6

Ribosome

Answer 6

Make amino acids and proteins

Question 7

What is tissue fluid

Answer 7

Extra cellular fluid
Immediate environment surrounding cell
Fluid between cells

Question 8

Why is a cell small?

Answer 8

Surface Area to volume ratio

Allows exchange of nutrients and waste to occur