Out of the following given choices, the answers are;
morning stiffness in joints
swelling of joints soft-tissue swelling of at least three joints
Rheumatoid arthritis is the damage to the joint cartilage due to autoimmunity . This causes increased friction (hence wear and tear) of the bones at the joints. This causes pain at the joints and hence the subject is immobilized.
Al3+ represents aluminium ions
I believe it's C....hope that helps
Answer:
human heart beats about 100,000 times in one day