Why do we use roman numerals for transition metals?
Because it dictates the number of electrons the
ion has.
Because it dictates the charge of the metal ion,
and because transition metals can have various
charges

9. the history of life on earth is recorded in

Which of th following best describes how genes produce traits in an organism?

Do the following statements describe actin, myosin, both of the proteins or neither of the proteins? (a) contains a binding site for calcium (b) found in the i band (c) exists in a globular (g) form and a filamentous (f) form (d) contains a binding site for atp (e) is a component of the thin filament (f) is a component of the thick filament