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begin to cross the membrane while still being synthesized. - ANSWERMost proteins destined to enter the endoplasmic reticulum are transported across the membrane after their synthesis is complete. are completely translated on free ribosomes in the cytosol. begin to cross the membrane while still being synthesized. remain within the endoplasmic reticulum. The nuclear membrane is thought to have arisen from the plasma membrane invaginating around the DNA. - ANSWERWhich of the following state...

Bio 353 Exam 1 – ASU UPDATED ACTUAL Exam Questions and CORRECT Answers Actin filaments: - CORRECT ANSWER acids Actin filaments will - CORRECT ANSWER living cell. and never reach equilibrium -have a diameter of 7 nm and contain 375 amino -two of the above: undergo treadmilling in a The number of amino acids in an actin monomer is - CORRECT ANSWER Hydrolysis of ATP to ADP - CORRECT ANSWER -375 -helps identify the assembly vs the

Cell bio 353 Exam 1 UPDATED ACTUAL Exam Questions and CORRECT Answers phase contrast microscope: state of cell, resolution, steps for preparation/fixation - CORRECT ANSWER -Live, 0.2 nm, no fixation, live cell imaging, limited resoluton Amplitude Contrast Microscope: state of cell, resolution, steps for preparation/fixation - CORRECT ANSWER -Dead, 0.2 nm, Fix-dehydrate-embed in parafinn-section-stain, cells are preserved and can be stored for reexamination, cell/tissues r dead

BIO 353 Study Guide exam 1 UPDATED ACTUAL Exam Questions and CORRECT Answers The cell - CORRECT ANSWER -The basic unit of structure and function in living things What are the major Organelles/ structures of a basic eukaryotic cell? - CORRECT ANSWER -nucleus nucleolus ribosomes smooth ER rough ER mitochondria What are the 3 major disciplines involved with studying biology? - CORRECT

BIO 353- Exam 1 UPDATED ACTUAL Exam Questions and CORRECT Answers Stereo Light Microscope - CORRECT ANSWER -designed for low magnification; typically uses light reflected from surface of an object and not transmitted through Steps for sample fixation for stereo light microscopy - CORRECT ANSWER prep/fixation The Cell - CORRECT ANSWER -No -basic unit of biology. Every organism has at least 1 Limit of resolution for light microscope - CORRECT ANSWER Resolution - CORREC...

BIO 353 Cell Bio Exam 3 UPDATED ACTUAL Exam Questions and CORRECT Answers DNA Polyermase - CORRECT ANSWER -Proofreads with 3' - 5' exonnuclease The genetic code is - CORRECT ANSWER --Needs a primer -Non-overlapping and degenerate. The most abundant energy-rich small molecule (activated carriers) produced by the TCA cycle is? - CORRECT ANSWER -NADH

BIO 353: Cell Bio Exam 1 UPDATED ACTUAL Exam Questions and CORRECT Answers Define "The Cell" - CORRECT ANSWER -The cell is the basic unit of biology, every organism either consists of cells or is itself a single cell. As we understand more of the structure, organization, and function of cells the more we appreciate the capabilities and limitations of cells and life What are the major organelles/structures of a basic eukaryotic animal cell. - CORRECT ANSWER -Microtubu...

BIO 353 Exam 3 UPDATED ACTUAL Exam Questions and CORRECT Answers How do orphaned organelles get lipids? - CORRECT ANSWER Orphaned organelles - CORRECT ANSWER -Chaperones (i.e. BiP) -Orphaned from endomembrane system Where is the signal sequence on a nascent protein destined to be transported into the mitochondria? - CORRECT ANSWER -Amino-terminal end

BIO 353 EXAM STUDY UPDATED ACTUAL Exam Questions and CORRECT Answers Filopodia contain receptors that sense the environment and... (a) all filopodia stop moving when the cell is about to extend a lamellpodium (b) as a first step in walking the lamelipodium forms before the filopodium (c) a lamellipodium extends only from filopodia that continue to move (d) two of the above (e) none of the above - CORRECT ANSWER -(e) none of the above