An environmental group claims that a local chemical plant is polluting a nearby river. they are calling for a shutdown of the chemical plant. what evidence would you the most in evaluating their claim

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun

Resperation is a way to release carbon back into the atmosphere

Molecules like glucose and amino acids are not lipid soluble, so cannot cross the cell membrane by simple diffusion. instead, they are shuttled across by carrier proteins in the membrane from high to low concentration. does this process require energy from the cell? this is an example of what type of molecular movement?