SMART.SCORES

AP Biology Exam Review Chapters 1-9 Questions and Answers prokaryote unicellular organism that doesn't have a nucleus eukaryote organism whose cell contains its genetic material inside a nucleus (includes all life other than viruses, archaea, and bacteria) endosymbiosis theory theory that the eukaryotic cell evolved via engulfing of one prokaryotic cell by another hydrolysis breaking a polymer from the addition of water polymer macromolecule made of monomers monom...

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 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 Key Words Questions and Answers Elements Substances that cannot be broken down into simpler substances by chemical means Oxygen, carbon, hydrogen, nitrogen Four elements most commonly found in organisms Trace Elements (only required in very small quantities) Iron, iodine, copper Atom The smallest unit of an element that retains its characteristic properties Proton Small subatomic particles, located in the nucleus, positively charge particles Electro...

AP Biology exam cram study guide 2024 emergent properties new properties that emerge with each step upward in the hierarchy of life, owing to the arrangement and interactions of parts as complexity increases inductive reasoning reasoning based on observed patterns polymer large compound formed from combinations of many monomers meiosis a process in cell division during which the number of chromosomes decreases to half the original number by two divisions of the nucleus, which...

AP BIOLOGY EXAM College Board Questions and Answers What are ionic bonds transfer of valence electrons between atoms Covalent Bonds Sharing of electrons are occurring Monosaccharides glucose, fructose, galactose What is the primary structure of proteins Refers to unique linear structure of amino acids. The slightest change in amino acid structure means extreme consequences that are detrimental Describe the structure and organelles of prokaryotic organisms -No internal m...

AP BIOLOGY MIDTERM EXAM which of the following principles is NOT part of Darwin's original theory of evolution by natural selection? A. Evolution is a gradual process that occurs over long periods of time. B. Variation occurs among individuals in a population. C. Mutations are the ultimate source of genetic variation. D. More individuals are born than will survive. C If a population is ini Hardy Weinberg equilibrium then: A. it is evolving to adapt to environmental changes B. the f...

ABC Book of Biology A is for Amino Acid Amino Acids are building blocks that make up proteins. They are composed of carbon, hydrogen and oxygen and nitrogen and side chains. Combinations of 20 molecules that make up proteins. B is for Bacteria Bacteria are one of the six kingdoms of life. They are unicellular microorganisms lacking organelles and a nucleus. Some can cause disease. C is for Cell Cells are the basic unit of life. All living things are made up of one or more cells. Th...

AP Biology Exam Book Questions and Answers Which of the following is correct about isotopes of carbon? A) They are all radioactive. B) They contain the same number of neutrons but a different number of protons. C) They contain the same number of electrons but are chemically different because the number of neutrons are different. D) They are chemically identical because they have the same number of electrons. D) They are chemically identical because they have the same number of electrons. ...