Answer:
1. Cartilaginous joints
2. Freely movable (Synovial) joints
3. Temporomandibular joint
4. Arthritis
5. Synchondrosis
Explanation:
1. Cartilaginous joints are those who permits some movements but provide less stability that immovable joint, these joints are slightly movable.
2. Freely movable joints are synovial joints. These joints have a joint cavity between connecting bones, and allow for greater mobility. However, they are less stable than fibrous and cartilaginous joints. For example: elbow.
3. Temporomandibular joint is a like a hinge and a ball and socket joint at the same time. It is a simple hinge that permits to chew.
4. Arthritis is a term that describes inflammation in joints. Some of them include: rheumotaoid arthritis, psoriatic arthritis, etc.
5. Synchondrosis is a joint in which the articulating surfaces are close together but are bound by a hyaline cartilage, which can converts to either bone o fibrocartilage.
C. It's necessary for the survival of the individual
Answer:
DNA was discovered in 1869 by Swiss researcher Friedrich Miescher, who was originally trying to study the composition of lymphoid cells (white blood cells). Instead, he isolated a new molecule he called nuclein (DNA with associated proteins) from a cell nucleus.
Explanation:
False, A solid will retain its shape; the particles are not free to move around. They are tightly packed together but for a liquid, they are loose and take the shape of the container. Depends on the liquid.