Biology 302 Practice Exam 1Important Discoveries____________________: Primitive microscope cork; found it to be composed of "cell"____________________: used a magnifying glass and looked at the pond water; saw 1st Microorganism.____________________: botanist ____________________: zoologist____________________:proved the cell theory and showed the cells can only arise from pre- existed cell ____________________; examined tissue of cell are building block of tissueCell TheoryAll living things are made of ____________The cell is the _________________ units of life Unity and Diversity of cells Cells vary in ________________,__________________, and _______________Cells share a basic ________________- Composed of same set of ______________- _______________:set of chemical reaction cell use to get energy- _______________: how cells used the info. Stored in DNA to make RNA proteinWhat are the two major kinds of cells? 1.2.List 3 things about prokaryotic 1.2.3.List 4 things about Eukaryotic 1.2.3.4.Microscopy ____________________:uses beams of election Greater magnification and resolution TEM:____________________SEM:_________________________________________: uses beams of light Resolution of light microscopy is limited by wavelength of light Eukaryotic cell & Basic component _____________________:encloses the cell and separate inside from outside Cytoplasm:__________________________________________________________________________________________________________________________________________________________________________________________________________________Cytosol: ______________________________________________________________________Nucleus: ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________: discrete structures or subcompartment of eukaryotic cells; specialized to carry out different function; enclosed by internal membrane. Word Banks *Can be used more than onceMitochondria Chloroplast Cytoplasm Nucleus ___________________: present in almost all eukaryotic ___________________: large, green organelles(chlorophyll)____________________: perform photosynthesis_____________________: contain DNA_____________________: large structure that contain DNA______________________: enclosed by a double membrane_______________________; nuclear pores: form opening in envelope _______________________: reproduce by dividing_______________________: DNA, reproduce by dividing_______________________: surrounded by two membranes _________________________: also have thylakoid membranes ________________________: generate chemical energy (ATP) for cell through oxidation of food molecules ________________________: several mm long ________________________: inner membrane is highly foldedEnodosymbiotic Theory_____________________&___________________ likely arose because primitive eukaryotic cell engulfed bacterial cells _________________: maze like membrane bound compartment in cytoplasm_________________: ribosomes, protein synthesis _________________: membrane synthesis List two protein of Golgi apparatus 1.2.Finish the diagram _______________________________________ sort them and send them to a number of different final destination ex. PM, lysosome, outside of cells _______________: small organelle, contain hydrolase for breakdown of material_______________: small organelle that contain H2O2 and oxide organic molecule Vesicles:___________________________________________________________________________________________________________________________________________________Energy, catalysis,& biosynthesis_________________:all the chemical reaction that occur within a cellWhat are 2 kind of pathway?1.2.Chemical reaction are organized into pathwayIn a ___________________________ are connected In a ___________________________ a reactant is converted into a productsIn cell, ________________________ are catalyzed by _________________Catabolic pathway List two function of catabolic 1.2.List two function of anabolic1.2.1st law of thermodynamics:______________________________________________________________________________________________________________________________________________2nd law of thermodynamics: ____________________________________________________________________________________________________________________________________________________________Write the reaction of photosynthesis Write the reaction of respiration ______________________: production of ATP occur in a series of oxidation steps _______________________ &_____________________ are complementary processPhotosynthesis occur in plant & some photosynthesis bacteria Named two stage and give details 1.2Free Energy & chemical reactionAll molecules have an energy called ________________Each chemical reaction occur with a change in _____________List two kind of reaction (with respect to energy) 1.2. How does the cell make energetically unfavorable reaction proceed?How cell get energyCell makes ATP in two ways:1.2.Food molecules are broken down in 3 steps1.2.3.Stage 2: glycolysis plus pyruvate > acetyl COAWhat the net result of glycolysis?Protein structure & function Name at least 5 of 8 different proteins.1.2.3.4.5.Protein has long chain of _________________________________(covalent bond) that link _____________ together in _______________3 functions of amino acid 1.2.3. 4 classification scheme for 20 amino acid 1.2.3.4.Protein organization__________________: alpha helix & B sheet__________________: protein are formed by interaction between more than one polypeptide chain__________________:3D structure of a single polypeptide chain_________________: sequence of a.a in a polypeptide chain Which structures are due to interaction between atoms of the repeating backboard of a polypeptide