Scientists have noted that at present the Earth is closest to the Sun in January and farthest from the Sun in July. The reverse will be true in 13,000 years and the Earth will then be closer to the Sun in July than January. How would this change affect the climate in the Northern Hemisphere?

Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5

Osmosis is often viewed incorrectly as a process driven directly by differences in solute concentration across a selectively permeable membrane. what really drives osmosis? view available hint(s)osmosis is often viewed incorrectly as a process driven directly by differences in solute concentration across a selectively permeable membrane. what really drives osmosis? the first law of thermodynamicsthe difference in the height of water columns on either side of a selectively permeable membranethe difference in water concentration across a selectively permeable membranethe difference in sugar or ion concentration across a selectively permeable membrane

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?