Flammable materials, like alcohol, should never be used or dispensed near

Each trait of a plant is determined a. an allele b. one gene c. a pair of genes d. one dominant gene

Put the following steps of the convection process in the correct order. 1. gravity pulls cooler matter downward. 2. the matter expands and decreases in density. 3. an up-and-down flow of matter produces a convection current. 4. matter is heated. 5. warmed matter is forced upward. question 2 options: a) 4, 2, 5, 1, 3 b) 2, 4, 3, 1, 5 c) 3, 2, 5, 4, 1 d) 1, 4, 2, 5, 3

During the process of blank and molecules such as a glucose must use a protein channel to cross through a cell membrane