Unit 1
Unit 1 is titled what?
Chemistry of Life
What is an aquaporin?
specific channel protein for water
What is a cofactor?
Non protein molecule to assist in enzyme function!
during transduction the signal is...
amplified!
Which variable is often relying on the results of the independent variable?
Dependent!
Structure determines...
function!
In diffusion, substances move from __ to __ concentration
high to low!
Photosynthesis first evolved in what kinds of organisms?
Prokaryotic
What are the 3 main ways cells communicate?
Direct! Local! Long distance!
Which variable is being changed in an experiment?
Independent!
What elements make up proteins?
CHONS
Define Osmosis
Something along the lines of diffusion with water! and a selectively perm membrane!
What are the products of photosynthesis?
C6h1206 + 6H20+ 602
Plant cells use.... to communicate
Animal cells use..... to communicate
Plasmodesmata
Gap junctions
In a conclusion, why is important to point out sources of error?
Mrs.Eriksen judges your response!
What is the monomer of a protein ?
Amino Acid
Explain why cholesterol helps make the phospholipid bilayer more fluid
Eriksen judges you!
What are the outputs of light rxns?
02 + ATP + NADPH
What are the three stages of cell signaling?
1. Reception
2. Transduction
3. Response
Who discovered the first photo of the DNA double helix
Rosalind Franklin
What is the importance of high specific heat?
Eriksen judges you
Explain why a cell with a smaller SA:V ratio is more or less efficient for STORING materials
Eriksen judges you
What are the three phases of the Calvin Cycle?
1. Carbon Fixation
2. Reduction
3. Regeneration
Describe what positive and negative feedback loops are and give examples of each
Eriksen judges you!
What is Mrs.Eriksens dogs name?
Dolly