Niu bio 103 - Study guides, Class notes & Summaries

No nucleus, no organelles, 1 circular chromosome - prokaryote Has nucleus and organelles, multiple line chromosomes - eukaryote Hypothesis - proposed/predicted explanation as to why something happens Theory - a collection of research that leads a generalized statement that is usually accepted by the scientific community to be true What makes a scientific hypothesis valid - it has to be falsifiable and testable How is life organized - molecule> organelle> cell> tissue> organ>...

imprinting - a young animal forms an association with the first moving object it sees 4 types of tissue - epithelial, connective, muscle, nervous characteristics of epithelial - protection, secretion, absorbtion, excretion, and filteration what is squamos epithelial - flattened cells exocrine glands - secretes products into ducts and cavities endocrine glands - secretes products and transports into the bloodstream connective tissue functions - establishes framework, transports fluids, prot...

Which of the following is NOT involved in natural selection? - Breeding The theory of _________ proposed that a series of catastrophes and mass extinctions followed by re-population could explain why species change over time. - catastrophism Darwin's theory of natural selection related to evolution is also known as - descended from modification The biological species concept is limited, and may not be applied to - asexual reproduction An ecosystem contains - both abiotic and biotic organ...

What are the two parts of photosynthesis? - Light Reactions and the Calvin Cycle What are the product of Light Reactions? - ATP, NADPH, and Oxygen Where do Light Reactions take place? - The thylakoid membrane of the chloroplast What are the products of Calvin Cycle Reactions? - Glucose (CH2O) Where does the Calvin cycle take place? - The stroma of the chloroplast What are heterotrophs? - Organisms that obtain food by consuming other living things What are autotrophs? - Organism...