Study guides, Class notes & Summaries

AP Bio Practice Exam 1 Questions and Answers Humans produce sweat as a cooling mechanism to maintain a stable internal temperature. Which of the following best explains how the properties of water contribute to this physiological process? - Correct Answer ️️ -The high heat of vaporization of water allows the body to remove excess heat through a phase change of water from liquid to gas A student placed a semipermeable membrane inside a U-shaped channel with two chambers, as shown. ...

AP Biology Test 1 Exam Guide latest 2024 what is the correct ordering of the levels of complexity at which life is studied, from most simple to most complex? - CORRECT ANSWER-Cell, tissue, organ, organism, population, community A key point in Darwin's explanation of evolution is that? - CORRECT ANSWER-Any trait that confers even a small increase in the probability that its possessor will survive and reproduce will be a strongly favored will spread through the population After obser...

Study Guide for AP Biology Unit 1 Test Exam and 100% Correct Solutions water - CORRECT ANSWER--polar molecule -polar colvalent bonds -oxygen end is partial negative and the hydrogens have a partially positive end -cohesive polar covalent bonds - CORRECT ANSWER--opposite ends of the molecule have opposite charges cohesion - CORRECT ANSWER--H bonding between H2O creates it (sticky) -allows for the movement of water against gravity -high surface tension -water moves up a tree by transp...

AP Biology: Exam Review Practice Questions with Correct Answers 2024 DNA/Biochemestry Test - CORRECT ANSWER--- 1. The digestive enzyme pepsin works in the acidic environment of the stomach to hydrolyze peptide bonds. On which macromolecules does pepsin act? A. carbohydrate B. protein C. DNA D. lipid - CORRECT ANSWER-B. Protein 2. Egg whites consist primarily of water and the protein albumin. When you fry an egg, why does the egg white turn from clear to white? A. The protein bec...

AP Biology Vocabulary Review of the Campbell 7th edition terms for the new 2024 AP Biology Curriculum Q&A polar - CORRECT ANSWER-Molecule with partial charges. Mixes with water. nonpolar - CORRECT ANSWER-No partial charges. Do not mix with water. electronegativity - CORRECT ANSWER-Attraction of an atom for electrons in a covalent bond. cohesion - CORRECT ANSWER-Water molecules sticking to each other. adhesion - CORRECT ANSWER-Water molecules sticking to other surfaces. solute - CORRE...

AP Biology Practice Exam Questions with Guaranteed Correct Answers yes - CORRECT ANSWER-is testosterone lipid soluble testosterone - CORRECT ANSWER-readily passes through the cell membrane and binds to a receptor in the cytoplasm. the hormone and receptor then enter the nucleus and act as a transcription factot voltage-gated calcium channels in the membrane open - CORRECT ANSWER-what is a direct result of depolarizing presynaptic membrane of an axon oxygen gas - CORRECT ANSWER-in pho...

AP BIOLOGY EXAM 2024 Questions and Answers Graded A Water characteristics - CORRECT ANSWER-polar, cohesion (hold together), adhesion (hold to another substance), surface tension, specific heat, heat of vaporization Surface Tension - CORRECT ANSWER-A measure of how difficult it is to stretch or break the surface of a liquid Specific Heat - CORRECT ANSWER-amount of heat absorbed or lost to change temperature by 1C Heat of Vaporization - CORRECT ANSWER-the quantity of heat required to c...

AP Biology Final Exam Review Questions and Answers latest Verified emergent properties - CORRECT ANSWER-new properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases negative feedback - CORRECT ANSWER-a mechanism of response in which a stimulus initiates reactions that reduce the stimulus positive feedback - CORRECT ANSWER-a physiological control mechanism in which a change in a variable triggers ...

AP Biology Exam Questions and Answers 100% Correct organic compounds - CORRECT ANSWER-contain carbon; examples include lipids, proteins, and carbs functional groups - CORRECT ANSWER-amino (NH2), carbonyl (RCOR), carboxyl (COOH), hydroxyl (OH), phosphate (PO4), sulfhydryl (SH) fat - CORRECT ANSWER-glycerol and three fatty acids saturated fats - CORRECT ANSWER-bad for you; animals and some plants have it; solidifies at room temp. unsaturated fats - CORRECT ANSWER-better for you, plant...

AP Biology Test 1 Exam Guide latest 2024 what is the correct ordering of the levels of complexity at which life is studied, from most simple to most complex? - CORRECT ANSWER-Cell, tissue, organ, organism, population, community A key point in Darwin's explanation of evolution is that? - CORRECT ANSWER-Any trait that confers even a small increase in the probability that its possessor will survive and reproduce will be a strongly favored will spread through the population After obser...

Study Guide for AP Biology Unit 1 Test Exam and 100% Correct Solutions water - CORRECT ANSWER--polar molecule -polar colvalent bonds -oxygen end is partial negative and the hydrogens have a partially positive end -cohesive polar covalent bonds - CORRECT ANSWER--opposite ends of the molecule have opposite charges cohesion - CORRECT ANSWER--H bonding between H2O creates it (sticky) -allows for the movement of water against gravity -high surface tension -water moves up a tree by transp...