Daniel’s doctor is trying to determine the cause of his recent onset of asthma symptoms. Of the information Daniel provided, which would his doctor find most helpful in determining a cause? a.

Daniel had never experienced asthma symptoms until now.

b.

Daniel notices the asthma symptoms occurs more often during cross country practice.

c.

Daniel’s worst symptom is shortness of breath.

d.

Daniel’s sister was diagnosed with asthma at an early age.

B. Daniel notices the asthma symptoms occurs more often during cross country practice.

Explanation:

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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.