In which kind of solution would water move from the solution into the cell? (making it swell) a hypotonic b hypertonic c isotonic d hydrotonic

Explain why phospholipid molecules form a bilayer. (3 marks)

Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f