Chapter 3 course packet

Question 1

Of the 6 kingdoms of life, which 2 are prokaryotic?

Answer 1

Eubacteria & Archaebacteria

Question 2

Cell theory

Answer 2

1) All living things are composed of one or more cells
2) The cell is the smallest functional unit of life
3) All cells come from pre-existing cells

Question 3

Cell structure

Answer 3

1) Plasma membrane
2) DNA region (nucleus)
3) Cytoplasm

Question 4

This significance of cell (plasma) membrane function

Answer 4

• Diffusion
• osmosis
• facilitated transport
• active transport
• endocytosis and exocytosis

Question 5

What are endocytosis & exocytosis?

Answer 5

Mass movement of materials into/out of cells

Question 6

What are considered passive transport?

Answer 6

Diffusion, Osmosis, facilitated transport

Question 7

What are considered active transport?

Answer 7

Active transport, Endocytosis, exocytosis

Question 8

What are cell organelles

Answer 8

• Nucleus
• endoplasmic reticulum
• ribosomes
• golgi bodies
• vesicles
• mitochondria

Question 9

What is the nucleus

Answer 9

Headquarters, it will govern what the cell will do

Question 10

What is osmosis

Answer 10

The diffusion of water

Question 11

What is facilitated transport

Answer 11

It needs the help of a protein to get across

Question 12

What is active transport

Answer 12

It costs energy to go against the concentration gradient

Question 13

What are the 3 stages of aerobic respiration

Answer 13

1) Glycolysis (in cytoplasm) 2 ATPs
2) Short prep steps & citric acid cycle 2 ATPs
3) Electron transport chain (taking the byproducts of the first 2 stages 32 ATPs
A typical total of 36 ATP’s