Bio 201 final Study guides, Class notes & Summaries

Define metabolism: the chemical processes that occur within a living organism in order to maintain life. What is the study of the bodies structure? Anatomy What is the study of the bodies function? Physiology Your ankle is ____ to your thigh? Distal The elbow is ____ to the wrist? Proximal

What are the major subdivisions of the Brain correct answer: Major parts: Cerebrum Cerebellum Brainstem What are the major anatomical landmarks of the brain correct answer: Cerebrum: ventricles-4 total split in two hemisphers gyri = folds sulci = grooves cortex = surface layer of grey matter nuclei = deeper masses of grey matter tracts = bundles of axons (white matter) Structures of the Cerebrum correct answer: Ventricles (hollow) Lateral (2) 4 total ventricles in the brain ...

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Proteins are largely responsible for the traits of living organisms, while ________ provides the blueprint for the organization, development, and function of living things. correct answer: DNA What feature of genetic mutations can eventually lead to the evolution of new species? correct answer: Mutations produce changes in the DNA sequence of a gene. The complete genetic composition of an organism is called its correct answer: genome. A researcher decides to test the scientific valid...

Uniformitarianism correct answer: same process have operated over very long period of time in gradual manner (Charles Lyell) Struggle for Exsistance correct answer: organisms are in a constant struggle to obtain resources and to use these resources to produce more offspring than those around them (Erasmus Darwain) Inheritance of Acquired Characteristics correct answer: "during the lifetime of an organism the habitat brings about changes in the structure, which are passed down across ...

Paleoanthropology correct answer: - The Study of immediate ancestors of humans (hominins) - Relies on fossils - Geographically specific: 1) East and South Africa 2) East Asia 3) Middle East Taphonomy correct answer: - Study of decomposition - Process may be arrested by 1) Dry 2) Cold 3) Wet (anaerobic environments) Fossilization correct answer: - Rare process - Conditions must be right Types of Fossils: - Sedimentary Rock - Volcanic Activity Law of superposition correc...

Explain how science is a process of inquiry inquiry means questions, and these questions are based on the natural world List the characteristics common to all living things -maintain organized structure -metabolize -grow, reproduce, and die -respond to environment Order the organizational units of life from smallest to largest atoms->molecules/macromolecules->cells->tissues->organs->organism->population->community->ecosystem->biosphere Recognize the 3 domains of lif...

What is the connective tissue covering that encloses the sarcolemma of an individual muscle fiber? A) epimysium B) perimysium C) endomysium D) periosteum - Answer C) endomysium What is a fascicle? A) muscle B) bundle of muscle fibers enclosed by a connective tissue sheath C) bundle of myofibrils D) group of myofilaments - Answer B) bundle of muscle fibers enclosed by a connective tissue sheath What are the differences, if any, in the composition for thick and thin myofilame...