Choose all the answers that apply.

Fossils can tell us about:

A. climate
B. environment
C. organism structure
D. landforms

Acorporation gives out its profits as dividends paid to whom?

Aprotein molecule in an electrophoresis gel has a negative charge.the exact charge depends on the ph of the solution, but 30 excesselectrons is typical. what is the magnitude of the electric forceon a protein with this charge in a 1500 n/c electric field?

Resistivity of a material is the resistance of a cm long sample of the material of 1 cm2 cross-sectional area.