The movement of particles from high to low concentration is:

passive transport

active transport

The brain and spinal cord develop from the

Rosa eats a peanut butter sandwich for lunch. Peanut butter contains a lot of protein, and bread is mostly starch. Rosa plans to go for a run later this afternoon. Rosa is breathing normally.

Difference between cytoplasm ans cell sap?

You would most likely find a savannah grassland biome in an area with?

Which of the following correctly compares Ornithischian and Saurischian dinosaurs? a. The Ornithischian clade contains the sauropod dinosaurs, while the saurischian clade contains the theropod dinosaurs. b.

The bat and human are two very different species. Kevin is trying to explain to his family how similar humans and bats really are.

A chromosome has an inversion. Which describes a pericentric inversion? deletion of genes within the same chromosome arm switching of genes within the same chromosome arm switching of genes around the centromere deletion of genes around the

Which of the following is the correct definition of a learned behavior ... A. behaviors that are known innately via genetic information B. actions that humans know from the time that they are born C.

Why is the nuclear consider the command center of the cells

If the plankton contain 100,000 kcal of energy, about how much energy will the manta ray obtain from eating the starfish? A 10 kcal B 100 kcal C 1,000 kcal D 10,000 kcal