BIO 219 Exam 1 with Questions and Verified Answers

BIO 219 Exam 1 with Questions and Verified Answers Humans are made of ____% oxygen, ____% carbon, ____% hydrogen, ____% nitrogen, and other ANSWER 65, 18, 10, 3 nearly all interactions within cells are driven by ________ and ________ ANSWER molecular level interactions and hydrophobic effects cellular structures are built by ________ arising from _______ ANSWER spontaneous entropic effects and interactions with water the cell is a _______ system based on ____ chemical reactions ANSWER nonequilibrium and coupled interactions between and molecules and molecular movement within the cell occur by __________ ANSWER the random thermal jostling of molecules ionic bonds do what ANSWER donate electrons covalent bonds do what ANSWER share electrons hydrogen bonds do what ANSWER they have a attraction of partial charges