Which events contributed to life evolving on Earth? Check all that apply. > Organisms began to photosynthesize.
> The surface cooled, and water condensed.
> Volcanoes added carbon dioxide to the atmosphere.
> Ozone formed and blocked ultraviolet rays from the Sun.
> Comets crashed into Earth, releasing water.

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

How does the nervous system affect the excretory system?

The activity of the modern sample is 1.10 bq . how long does that measurement take?