Algol
the sun
alpha centauri
polaris
the big dipper
which is a binary star

Were does condensation occur? a) hydroshereb) lithosherec) boishered) atmosphere

Which mechanism of transport takes place when solute particles move from a region of high concentration to a region of low concentration? active diffusion isotonic osmosis

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different