In a field ecosystem, a bee gathers nectar to make honey and pollinates flowers. this is an example of what?
a habitat
a producer
a niche
carrying capacity

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