Video shows what sporophyte means. A plant (or the diploid phase in its life cycle) which produces spores by meiosis in order to produce gametophytes.. Sporo...
Concentric contraction involves a shortening of the muscles under loading and is used to accelerate the body or move an object, as when you suddenly move in the opposite direction to hit the baseball.
carpopedal contraction. A contraction of the flexor muscles of the hands and feet due to tetany, hypocalcemia, or hyperventilation. concentric muscle contraction. Contraction of a muscle in which the extended muscle is shortened. Pulling the body up by grasping a bar over the head is such a contraction.