4. What was life like for most of
Earth's history?
O
lots of plants and animals
O
no life at all
mostly small, simple, single-celled
organisms
O
humans were building civilizations

no life at all

Explanation:

Coz our earth is too old and in compare to the period of organisms to the period when earth was just a rock, we found that there was no life for many years.

Hope it helps!

they it depends on if one believes about radioactivity, they make a geiger counter beep but maybe it was going to beep anyway electronics do wierd things all the time or it was programmed to beep near certain metals.

he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".