Lightning is caused by the build-up of and subsequent striking of electrons against the ground. Is a lightning bolt striking the ground an example of potential or kinetic energy?

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

What does the xylem do? stores the glucose captures the sunlight absorbs oxygen into the leaf carries water from the roots to the leaves

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors