10 Some liquid is collected from the xyląm in the stem of a plant. What is present in the liquid?
A cellulose
B inorganic ions
C starch
D sugar

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