Rather than saying forms, I would say that Sorophytes and Gametophytes are a type of plant generation. Plants can either be diploids - Sorophytes (these kind contain 2 chromosomes set and use meiosis to produce spores) and haploids (they use mitosis to divide the cells)
While doing "jumping
jacks" during an exercise class, your arms and legs move laterally away from
the midline of your body. This motion is called abduction. Abduction is the
movement of a limb or other part away from the midline of the body.