D. They had to see if this new idea fit the evidence they found in their experiments.
Any form of precipitation, including rain, snow, hail, fog, or dew, that is high in acid pollutants, especially sulfuric and nitric acid. Acid precipitation has a pH of less than 5.6 (the normal acidity of unpolluted atmospheric water) and is often less than pH 5.0.
Air pollution can kill trees and can cause chronic disease
Answer: Holds Genetic Information
Explanation:
respuesta e
Explanation:
La fecundación es el proceso por medio del cual un ovocito u óvulo y un espermatozoide se unen dando lugar a un cigoto o embrión
Answer b is the best example