During contraction, the myosin molecule forms a chemical bond with an actin molecule on the thin filament (gripping the rope). This chemical bond is the crossbridge. For clarity, only one cross-bridge is shown in the figure above (focusing on one arm).
Plant patents are issued for new varieties of asexually reproduced plants. A plant patent may be granted to anyone who invents or discovers and asexually reproduces any distinct and new variety of plant.Plant Patents are issued for 20 years.lant patents are issued for new varieties of asexually reproduced plants. A plant patent may be granted to anyone who invents or discovers and asexually reproduces any distinct and new variety of plant. Plant Patents are issued for 20 years.
Plant propagation. Gentian seedlings in a plant nursery. Plant propagation is the process of creating new plants from a variety of sources: seeds, cuttings, bulbs and other plant parts. Plant propagation can also refer to the artificial or natural dispersal of plants.