Which of the following is the main function of vitamins? a. provinding structure to cell membrane b. supplying brain with energy source c. facilitating action of enzymes d. promoting absorption of carbohydrates

15 points come and ! which characteristic describes all bacteria? a rod-shaped b microscopic c multicellular d autotrophic

Consider this plant cell which organelle is labeled g

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils