Ascientist asks a question and discovers that increase temperature decreases the number of offspring that an organism produces. then, the scientist asks a new question about the impact of climate change on the species because

The scientist asks a new question because the results of the first investigation lead to new scientific questions that need to be tested. After asking a new question (a question that is based on observations and that is testable) the scientist will form a hypothesis that needs to be tested.

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.