Coral reefs are unaffected by pollution.
true or false

Ans. False.

Coral reefs can be defined as underwater ecosystems, characterized by coral (marine invertebrates) skeletons. Coral reefs can survive only in clean and clear water. Pollutants and sediments smother the coral reefs, reduce water quality, and enhance the growth of damaging algae.

Pollution also makes coral reefs to become susceptible for disease, which impede growth and reproduction of corals, and cause damage to coral reefs.

Thus, the given statement is false as coral reefs are affected by pollution.

advantage of using stem cells in medical research:

1.       it provides medical benefits in the fields of therapeutic cloning and regenerative medicine.

2. it provides great potential for discovering treatments and cures to a variety of diseases including parkinson disease, spinal cord injuries, diabetes, alzheimer’s disease and many more.

3. limbs and organ could be grown in lab from stem cells and then used in transplant or treat illness.