Ap biology exam Study guides, Class notes & Summaries

AP Biology Exam Review Questions and Answers Matter anything that takes up space and has mass Element A substance that cannot be broken down into simpler substances Compound A substance made up of atoms of two or more different elements joined by chemical bonds Molecule two or more atoms held together by covalent bonds Trace elements An element indispensable for life but required in extremely minute amounts. Atom Basic unit of matter Neutron A subatomic par...

AP Biology Exam Review Exam with Complete Solutions mitosis Correct answer-part of eukaryotic cell division during which the cell nucleus divides cytokinesis Correct answer-division of the cytoplasm during cell division chromatids Correct answer-one of the two identical "sister" parts of a duplicated chromosome centromeres Correct answer-area where the chromatids of a chromosome are attached interphase Correct answer-period of the cell cycle between cell division

AP Biology Exam Terms organic compounds contain carbon; examples include lipids, proteins, and carbs functional groups amino (NH2), carbonyl (RCOR), carboxyl (COOH), hydroxyl (OH), phosphate (PO4), sulfhydryl (SH) fat glycerol and three fatty acids saturated fats bad for you; animals and some plants have it; solidifies at room temp. unsaturated fats better for you, plants have it; liquifies at room temp. steriods lipids whose structures resemble chicken-wire fence...

AP Biology Exam Questions and Answers Graded A+ What are the 2 theories of evolution? Explain each Gradualism- geologic changes result from slow, gradual, continuous process Punctuated Equilibrium- Long period of stasis punctuated by short bursts of significant change. What was Lamarck's theory and why was it wrong? Lamarck = Inheritance of Acquired characteristics- traits acquired during lifetime could be passed on What is natural selection Comptetition for limited resources re...

AP Biology Exam Questions and Answers Graded A+ Ligands A molecule that binds specifically to a receptor site of another molecule. Local Regulators A secreted molecule that influences cells near where it is secreted. Biotic Describes living factors in the environment. Abiotic Non-living things keystone species a species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically. analogous structures ...

AP Biology Exam Terms Questions and Answers

AP Biology Exam Review (Vocab) Questions and Answers A site holds the tRNA carrying the next amino acid to be added to the chain abiotic non-living Abiotic nonliving. Abscisic acid (ABA) a plant hormone that slows growth, often antagonizing the actions of growth hormones. absorption spectrum the range of a pigment's ability to absorb various wavelengths of light. abyssal zone the deep sea where there is no light Accessory fruits a fruit, or assemblage of fr...

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 Exam Terms Questions and Answers organic compounds contain carbon; examples include lipids, proteins, and carbs functional groups amino (NH2), carbonyl (RCOR), carboxyl (COOH), hydroxyl (OH), phosphate (PO4), sulfhydryl (SH) fat glycerol and three fatty acids saturated fats bad for you; animals and some plants have it; solidifies at room temp. unsaturated fats better for you, plants have it; liquifies at room temp. steriods lipids whose structures resem...

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