Km represents this quantity
What is substrate concentration at 1/2 Vmax
The only nonpolar functional group
What is methyl?
The Na+/K+ pump is this type of transport
What is active transport?
This theory states that life started by inorganic compounds that went through a series of complex reactions to become cells
What is abiogenesis?
Within a class (mammalia, aves, etc), this is the most inclusive classification
What is order?
Endergonic reactions result in a net ____ of free energy
What is gain?
Disulfide bonds between two polypeptides affect this type of structure
What is quaternary structure?
Sterols role in the phospholipid bilayer
What is a fluidity buffer?
This hypothesis says that life was brought to Earth by some extraterrestrial process
After a single instance of the Na+/K+ pump, the net charge gained inside the cell is this number
What is -1?
Organic cofactors are called this
What are coenzymes?
Hydrogen can form H-bonds with these elements when they are part of a polar covalent bond
What are Fluorine, Oxygen, and Nitrogen?
The functions of a vacuole in plant cells
What are water storage and maintaining turgor pressure?
These specialized RNA within ribosomes are capable of self-replication without a protein helper
What was Lamarck's incorrect mechanism for evolution?
What is the idea that offspring inherit physical, nongenetic traits from parents?
This type of inhibitor changes the shape of an enzyme
What is a noncompetitive inhibitor?
Steroids are different from other lipids because they lack these
What are glycerol and fatty acids?
The Sodium/Glucose cotransport moves glucose against its gradient using energy from this
What is moving sodium down the gradient?
This carbon isotope was found in large quantities 3.7 BYA, suggesting that there was life during this period
What is 12C?
The difference between prokaryotic and eukaryotic flagella
What is spiral vs. wave motion?
What is 0.5-4.5?
Fructose's Carbonyl is _____, while Glucose's is _____
What is Terminal, Subterminal?
Bulk transport can be broken into these two types
What are endocytosis and exocytosis?
These compounds were synthesized by the Miller-Urey experiments
What are formaldehyde, hydrogen cyanide, formic acid, amino acids, and urea?
This protein is responsible for severing glycoproteins that attach to the outside of the cell
What is TMPRSS2?