Differentiation requires of particular genes to produce cell populations with capabilities that form tissues. a. inactivation; unlimited b. inactivation; limited c. activation; limited d. activation; unlimited

Which would prevent a plant from growing

Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f