The h-zone completely disappears in a fully contracted sarcomere because the

myosin is pulled toward the center of the sarcomere

actin is pulled toward the center of the sarcomere

myosin moves toward the z discs

actin moves toward the z discs

good one: produce hormones that plants grow.

bad one: the problem with organic matter is that while plant nutrients are needed for crop growth, they can also stimulate excessive growth of the wrong plants – mainly, algae.

answer; i believe the answer is hydraulic action;

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation:

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse