No only respiration occurs
Answer: The virus weakens as time passes.
Explanation: The virus will weaken continuously during transmission, and will reduce its toxicity after several generations of transmission, without causing much harm to the human body.
Answer:
Life is based on carbon; organic chemistry studies compounds in which carbon is a central element. The properties of carbon make it the backbone of the organic molecules which form living matter. Carbon is a such a versatile element because it can form four covalent bonds.
Explanation:
Based on the symptoms Mrs. Hernandez most likely has arthritis. Arthritis is the inflammation of joints, it may be one or multiple joints.Symptoms of arthritis include pain, stiffness, swelling, redness and a decrease in range of motion. There are two main types; osteoarthritis and rheumatoid arthritis.
