BIOL 2070

BIOL 2070 - LECTURE 7 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED What do transport vesicles do? Carry soluble proteins across membranes between compartments What system is a collection of organelles that are interconnected by the movement of vesicles? Endomembrane The assembly of the protein coat drives what process? Vesicle budding FITB: Vesicle docking depends on _____ and ________. Tethers and SNAREs What is exocytosis? The process where vesicles fuse with the pla...

BIOL 2070 - LECTURE 2 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS True or False: outermost electrons determine how atoms interact True How do covalent bonds form? sharing of electrons True or False: More than one electron pair can be involved in covalent bonding True Correct this statement: Covalent bonds share electrons equally. Covalent bonds often share electrons unequally. True or False: Covalent bonds are unable to survive conditions inside cells False. They are strong en...

BIOL 2070 - LECTURE 3 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED Cryo-electron tomography is used for what? Enhance cell details FITB: Cell membranes enclose reactions and act as a_______ barrier selective True or False: filaments drive chemical reactions True What are the 3 main functions of cell membranes? - Increase surface area - Increase cell size - Prevent free mixing across sides FITB: _______ allow communication between environment and cell and will enable t...

BIOL 2070 - LECTURE 10 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED What is the process of nuclear duplication called? Mitosis What is it called when a cell splits in two, diving the cytoplasm? Cytokinesis What is the M phase composed of? mitosis and cytokinesis What drives entry of a cell into mitosis? M-Cdk What do cohesions and condensins help configure? Duplicated chromosomes for separation True or False: Different cytoskeletal assemblies carry out mitosis and cyt...

BIOL 2070 - LECTURE 11 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED FITB: Multicellular organisms are built from organized collections of ____. Cells FITB: Cells are organized into _____ which are then assembled into organs. tissues How are the organized assembly of cells within mammalian intestinal tissue held together? Cell-cell adhesions and the extracellular matrix True or False: Plant cells have weak external walls False. They have tough external walls that strength...

BIOL 2070 FINAL EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED what are the different intracellular compartments - Membrane enclosed organelles - Protein sorting - Vesicular transport - Secretory pathways - Endocytic pathways Phagocytosis A type of endocytosis in which a cell engulfs large particles or whole cells How does vesicular transport work? - Transport Vesicles Carry Soluble Proteins and Membrane Between Compartments - Vesicle Budding Is Driven by the Assembly o...

BIOL 2070 FINAL EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED LATEST UPDATE What is a possible effect of a signaling molecule binding to a cell? a. decreases movement b. increased proliferation c. decreases protein secretion d. all of the choice are possible effects. e. increases transcription What is the correct sequence for the different phases of the cell cycle? a. G1, G2, S, M b. S, G1, G2, M c. G1, S, G2, M d. S, G1, M, G2 e. G1, G2, M, S c S-Cdk is important for...

BIOL 2070 - LECTURE 5 EXAM QUESTIONS WITH WELL DEFINED VERIFIED ANSWERS GRADED A++ True or False: Living things are able to exist because of a continuous input of energy True Energy that is not lost as heat is used for what? To fuel metabolism, growth, movement and other functions Define potential energy. Energy stored in an object because of its position Position of electrons in relation to each other such as in a covalent chemical bond is an example of what? Potential energy FITB: P...

BIOL 2070 EXAM 1 QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED What does the cardiovascular system and the respiratory system do? supply O2 to the body and removes CO2 3 parts of respiration pulmonary ventilation, external respiration, and internal respiration pulmonary ventilation movement of air into and out of the lungs ventilation of lungs is breathing external respiration O2 and CO2 exchange between the air and in the lungs and blood in the capillaries internal respirati...

BIOL 2070 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED LATEST UPDATE What is the Cell Theory? Cells are the basic unit of life All living organisms are composed of one or more cells New cells are generated only from preexisting cells What are the kinds of prokaryotic cells? Bacteria and Archaea What are the kinds of Eukaryotic cells? Plants, Animals, Fungi, Protists and other complex unicellular organisms What are the characteristics of prokaryotic cells? No nucleus Rib...