Answer:
Muscles move body parts by contracting and then relaxing. Muscles can pull bones, but they can't push them back to the original position. So they work in pairs of flexors and extensors. The flexor contracts to bend a limb at a joint.
Explanation:
Answer:
d
Explanation:
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Answer:
The best answer to the question: Which zones do you think would be most affected by this disorder, would be, C: Proliferation and hypertrophic zones.
Explanation:
The reason why a human being is able to grow from his/her small body when borh, to his/her adult body size is in part because his/her bones continue developing and growing, meaning enlarging, until they reach their adult, and fully matured size. However, in people with Achondroplasia this is not the case. Essentially, people with this affection will have problems at the zones of the bone where both proliferation of the chondrocytes and hypertrophy of the tissue that has been produced takes place. This will cause for an incomplete enlargement and formation of the fully-grown and development of the bone, and which becomes evident in people with this affectation due to their limbs being more "child-like" than in adults who did not suffer from it.
While all of the above ingredients are in a cigarette, nicotine is the stimulant that causes addiction and dependency.
I believe the correct answer from the choices listed above is the first option. Every human body has an uncountable number of this basic unit of a muscle known as muscle fibers. <span>A muscle fiber is composed of many fibrils, which give the cell its striated appearance. Hope this answers the question.</span>
