Substances that can readily pass through the cell membrane are chemically ________ in nature.
Fill in the blank(s) with the appropriate word(s).
hydrophobic or nonpolar
You might also like to view...
The foramen ovale functions to:
a. permit blood to bypass the non-functional lungs in a fetus. b. establish the basic heart rate. c. prevent blood from flowing backward. d. carry blood to the lungs in a fetus. e. transport poorly oxygenated blood.
Which of the following is NOT considered to be an emergent property of water?
a. cohesion b. transpiration c. moderation of temperature d. insulation of bodies of water by floating ice e. a versatile solvent
When electrons move closer to a more electronegative atom, what happens?
A) Energy is released. B) Energy is consumed. C) The more electronegative atom is reduced. D) The more electronegative atom is oxidized. E) A and C are correct.
The calcium that triggers muscle contraction is stored in the
A) motor neuron. B) plasma membrane of cells. C) endoplasmic reticulum. D) mitochondria.