SMART.SCORES

AP Biology Unit 1 Test 100% solved water -polar molecule -polar colvalent bonds -oxygen end is partial negative and the hydrogens have a partially positive end -cohesive polar covalent bonds -opposite ends of the molecule have opposite charges cohesion -H bonding between H2O creates it (sticky) -allows for the movement of water against gravity -high surface tension -water moves up a tree by transpiration (helped by ____) adhesion -H2O molecules form H bonds with other s...

AP Biology Test 1 Questions and Answers what is the correct ordering of the levels of complexity at which life is studied, from most simple to most complex? Cell, tissue, organ, organism, population, community A key point in Darwin's explanation of evolution is that? 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 observing that fish live in clean water ...

AP Biology Study Guide latest updated Law of Segregation first law of heredity stating that pairs of alleles for a trait separate when gametes are formed allele one of the alternative forms of a gene that governs a characteristic, such as hair color Law of Independent Assortment each member of a pair of homologous chromosomes separates independently of the members of other pairs so the results are random Sickle Cell anemia A human genetic disease of red blood cells caused by ...

AP Biology Semester 1 Review matter any substance in the universe that has mass and occupies space atoms small particles that make up all matter electrons negatively charged subatomic particles that are transferred and shared between atoms ion a charged particle acid any substance that dissociates in water to increase the concentration of H+ ions; pH values of acids are from 1-7 base any substance that combines with H+ ions when dissolved in water; pH values from ...

AP Biology Practice Exam Questions and Answers yes is testosterone lipid soluble testosterone 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 what is a direct result of depolarizing presynaptic membrane of an axon oxygen gas in photosynthesis, atom goes from water to pump whenever this term is used, acti...

AP Biology Multiple Choice Exam Questions and Answers A dog is following the scent of a jackrabbit. Which of the following accurately describes how the dog's brain integrates information for smell? A) Chemoreceptors in the brain send impulses for smell in the nasal cavity. B) Chemoreceptor cells in the nasal cavity sends impulses to the appropriate area of the brain. C) Chemoreceptors on epithelial cells of the tongue send hormones to the appropriate area of the brain. D) Receptors origina...

AP Biology Final Exam Review 2024 Questions and Answers 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 negative feedback a mechanism of response in which a stimulus initiates reactions that reduce the stimulus positive feedback a physiological control mechanism in which a change in a variable triggers mechanisms that amplify the change inductive reasoning ...

Ap Biology Final Exam Practice Test-Answered Which of the following relationships between cell structures and their respective functions is correct? a. cell wall: support, protection b. chloroplasts: chief sites of cellular respiration c. chromosomes: cytoskeleton of the nucleus d. ribosomes: secretion e. lysosomes: formation of ATP a. cell wall: support, protection Tay-Sachs disease is a human genetic abnormality that results in cells accumulating and becoming clogged with very...

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|Complete Questions with A+ Graded Answers Elements Elements are substances that cannot be broken down into simpler substances by chemical means. Oxygen Oxygen is an element with symbol O and atomic number 8. It is a highly reactive nonmetal and oxidizing agent. In living organisms, oxygen is used in respiration and in a number of organic molecules. Carbon Carbon is an non mental element with symbol O and atomic number 6. It is the second most abundant element in living o...