DNA is a long polymer with deoxyriboses and a phosphate backbone. Has four different nitrogenous bases: adenine, guanine, cytosine, and thymine. RNA is a polymer with a ribose and phosphate backbone. Four different nitrogenous bases: adenine, guanine, cytosine, and uracil.
Answer: c. molecular structure of DNA
Answer:
The Pacific Plate moves northwestward past the North American Plate along the San Andreas.
Explanation:
Answer: Alzheimer's disease causes proteins in the brain to become improperly folded.
Explanation:
The alzheimer disease is a brain disorder that destroys the memory and thinking skills in the affected patients.
The alzheimer disease is identified as the protein folding disease. It is due to the accumulation of abnormally folded protein called as amyloid beta protein present inside the brain of the alzheimer's patients. The function of this protein is unclear and it is assumed to be involved in the neuronal development.
<span>vaccine
The wording given is pretty much the exact definition of a vaccine. The key to how a vaccine works is that it provides to the immune system, samples of the surface proteins of the infectious materials. With those samples available, the immune system is able to produce antibodies that react to those proteins.</span>
