what is...
What is cell biology?
The study of cells
A classification for when you cross membranes
P and E spaces
DNA
Deoxyribonucleic acid
2 key factors in gene replication
transcription, translation
Translation is the step of gene expression that does what?
RNA-->protein
Gradual change in the concentration of solutes in a solution
Concentration gradient
Outside of the cell is called the ___ space
E
What is the full name of ATP?
adenosine triphosphate
Purpose of gene expression
It allows a cell to respond to its changing enviroment
Transcription does what?
DNA-->RNA
This electrical gradient refers to the electrical potential that acts on an ion.
Electrochemical gradient
Inside of cell is called the ___ space
P
what is the full name of ADP?
Adenosine diphosphate
Product of gene expression
protein
Where is the information in a gene?
the coding region
Conversion of sugar into energy (ATP),Glycolysis, pyruvate oxidation, Krebs cycle,Oxidative phosphorylation
Steps of cellular respiration
Inside of a cell structure is called the ___ space.
E
What is the abbreviation for nicotinamide adenine dinucleotide + hydrogen?
NADH
What controls gene expression?
transcription factors
What is the name of the sequence that indicates where the gene starts?
Gene promoter
Lipid extracts from RBCs, Started off with a lipid monolayer, Saw that it had two times the surface area as before, next with a lipid bi-layer, The hydrophobic tails went inward, and the hydrophilic heads outward.
These are observations by?
Gorter and Grendel
what is P and E short for?
Protoplasm and Extracellular space
What is the full name for cAMP?
Genes that are expressed all the time
Constitutive genes
Genes that are expressed only when needed
facultative genes