The age of the earth is inferred from the Group of answer choices

age of the Grand Canyon.

age of dinosaurs.

age of the Canyon Diablo meteorite.

age of the uranium-235.

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?