Adelivery box has a length of 30 cm, a width of 25 cm, and a height of 4 cm. what is the volume of the box? a. 3,000 cm³ b. 3,200 cm³ c. 3,400 cm³ d. 3,800 cm³

liquid crystals are matters in a state which have properties between those of conventional liquids and those of solid crystals[1]. liquid crystal is partially ordered and anisotropic. in terms of molecular order, liquid crystal molecules have one-dimensional or two-dimensional long - range order.

answer: the blood-brain barrier is a layer of specialized membranes and cell processes designed to keep undesirable substances from passing from the bloodstream into the precious tissues of the brain. while the blood-brain barrier does keep most bad things out of the central nervous system, it is not impermeable.

explanation: