Name any 3 devices that change electricity to heat energy?Please help me friends

Which structure in the cardiovascular system connect arteries to veins?

The term facultative anaerobe refers to an organism that

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