In the 1950s the polio virus paralyzed many children for life. today polio has been reduced by 99 percent. which of the following has played the greatest role in reducing polio infections worldwide? a. education b. cooperation c. agriculture d. consumption

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

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

Predict the results of a two base insertion or deletion in a strand of dna that codes for a protien, how does this differ from a three base insertion or deletion?