The uneven distribution of substances across the membrane results to.

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.

Students who utilize the" read, underline and eliminate" strategy are more likely to get better test grades. why do you think this is so

Saul reaches out to grab a pot of boiling water and something in his body sends a sensation to his brain to warn him of the heat coming from the handle. what organ is responsible for protecting saul from the heat?