densrizdela densrizdela

01-02-2017
Biology

contestada

What structure acts as a selective barrier, regulating the traffic of materials into and out of the cell?

Respuesta :

02-02-2017

plasma membraine i hope that help

Answer Link

Otras preguntas

On a cartesian coordinate plane, point a is at (-2, 2) and point b is at (1, -4) what is the equation for line ab

BRAINLY AND 100 POINTSIn the figure below, angle y and angle x form vertical angles. Angle x forms a straight line with the 50° angle and the 40° angle. Write

Rome ____________________'s death led to the rise of ____________ who established the _____________ ______________. a long peace developed that was known as the

What is the mass of the 3.7 mol PbO2? A. 0.15 g PbO2 B. 884 g PbO2 C. 65 g PbO2 D. 825 g PbO2

What was an effect that world war ii had on american women? the war promoted the common practice that a woman quit her job once she was married?

Convert the decimal expansion 0.31717 to a fraction. A) 133/455 B) 157/495 C) 52/165 D) 99/166

An atom of titanium has an atomic number of 22 and a mass number of 49. Calculate the number of protons and neutrons in this atom. If the atom of titanium is ne

Which civilization lived in elaborate cliff dwellings?

What measurement is the quantity of mass per unit volume

The four stages of piaget's cognitive development model are _____. a. assimilation, accommodation, adaptation, and association b. sensory, motor, operational, a