I think it is natural selection. genetic variation also could be a factor for physical variation over the years.
I believe the answer is B
Answer:
Explanation:
Contraindications can be <u>hypersensitivity</u> ( which can include swelling of the mouth & throat or unexplained rash and <u>ventricular fibrillation</u> ( an irregular heart rhythm)
Precautions: make sure you talk to your doctor and give a complete history. Notify the doctor of any other medication you may be taking as Lanoxin has serious to moderate interactions with at least 250 other drugs.
Answer:
an athlete should increase calorie intake.
Explanation:
It averages from 8 to 9 in sizes.
