product {Ans: substances formed at end of chemical reaction}hydrolysis {Ans: breaking down complex molecules by the chemical addition of water}catabolism {Ans: larger molecules are broken down into smaller ones; releases energy}neuroglial cell {Ans: cell that supports and assists neurons}cell {Ans: basic unit of structure and function (muscle, nerve, blood)}simple columnar {Ans: Single layer of tall cells; often includes goblet cells, which produce mucus; lines digestive tract}transcytosis {Ans: moving substances into, across, and then out of a cell (ATP)}lacunae {Ans: small cavities in bone that contain osteocytes}eccrine gland (skin) {Ans: most numerous gland; respond to elevated body temperature}endocytosis {Ans: process by which a cell takes material into the cell by infolding of the cell membrane (ATP)}epidermis {Ans: outermost layer of skin; no blood vessels}steroid {Ans: 4 connected rings of carbon; cell membrane; synthesize adrenal and sex hormones; cholesterol is main one}food {Ans: provides nutrients; supplies energy; supplies raw materials for building living tissue}mRNA {Ans: messenger RNA; type of RNA that carries instructions from DNA in the nucleus to the ribosome}hypertonic solution {Ans: a solution with higher osmotic pressure that causes a cell to shrink}cartilage {Ans: