Bio 353 exam - Study guides, Class notes & Summaries

BIO 353 Exam 1 Study Guide Questions And Answers With Verified Solutions The Cell ANS Basic unit of life What are the major organelles/structures of a basic eukaryotic animal cell? ANS Nucleolus, nucleus, nuclear envelope, nuclear pore, chromatin (DNA), mitochondria, endoplasmic reticulum, golgi complex, actin filaments, microtubule, peroxisome, ribosomes in cytosol, intermediate filaments, lysosome, vesicles, centrosome w/ pair of centrioles, plasma membrane, extracellular matrix What ...

BIO 353 Exam 1 Cell Biology Questions And Answers 2024/2025 Updated Tests The three tenets of the cell theory are: A) 1. Organisms except viruses consist of one or more cells; 2. The cell is the basic unit of structure for all organism except viruses; 3. All cells arise only from existing cells B) 1. All Organisms consist of one or more cells; 2. The cells is the basic unit of structure for all organisms; 3. Some cells arise from preexisting cells. C) 1. All organisms consist of one ...

ASU Cell BIO 353 Exam 3 SA Questions And Answers With Verified Solutions How do mitochondria get their lipids? Give a detailed answer. ANS a. Lipids synthesized in ER b. transported to mitochondria c. switch of lipid takes place between ER and mitochondria & between mitochondrial membranes d. Membrane-tethering & lipid transfer proteins in mitochondria provides FIRST insight into mechanisms and transport processes e. Mitochondria DO NOT participate in vesicle trafficking, obtain lipids fro...

BIO 353 Exam Study Questions And Answers With Verified Solutions Filopodia contain receptors that sense the environment and... (a) all filopodia stop moving when the cell is about to extend a lamellipodium (b) as a first step in walking the lamellipodium 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 ANS (e) none of the above. (T/F) Single-celled organisms have a limited number of biomolecular...

BIO 353 Exam #4 Worksheets Questions And Answers 2024/2025 Latest Tests Which of the following statements about actin is false? ANS The dynamic instability of actin filaments is important for cell movement The hydrolysis of bound ATP to ADP in actin filament ________ the strength of binding between monomers in the filament. ANS Decreases Actin at the cell cortex helps govern the shape of the plasma membrane. ANS True Actin filaments are nucleated at the site of existing actin filame...

ASU BIO 353 Exam 2 Questions And Answers With Latest Tests Actin Filaments ANS have a diameter of 7 nm and contain 375 amino acids. Actin filaments will ANS two of the above The number of amino acids in an actin monomer is ANS 375 Hydrolysis of ATP to ADP ANS helps identify the assembly vs the disassembly end Actin filaments associate with a nucleotide triphosphate ANS True Treadmilling of actin filaments only occurs in a test tube. ANS False

BIO 353 Exam 2 ASU Complete Questions And Answers The monomer of tubulin: ANS is a heterodimer with a total molecular weight of 110 kDa. Treadmilling can occur ANS in a test tube for actin filaments and microtubules Molecular motors working with microtubules ANS are calcium-dependent ATPases Dynein is a molecular motor that: ANS moves cargo to the centrosome To move cargo from one side of the cell to the other, the sequence would be in the following order: ANS dynein, centrosom...

BIO 353 Exam 1 Quiz Review Questions And Answers Rainbow trout captured and brought into a lab aquarium undergo a chronic adjustment to the conditions in the lab. This process is called ANS acclimation If a change in voltage of a cell membrane causes all the voltage gated Na+ channels to open, the permeability of the cell membrane to Na+ has been ANS increased The passive transport of water across a membrane is called ANS osmosis In the study of physiology, the term "______" r...

BIO 353 Exam 4 Study Guide Verified Questions And Answers define cytoskeleton ANS a network of filaments or tubes composed of protein subunits and associated proteins what are the three structural elements that constitute the cytoskeleton ANS intermediate filaments, microtubules, and actin filaments what are the primary functions of the cytoskeleton ANS cell motility, intracellular motility, cytoplasmic order, and cell and tissue shape and support what are the characteristics of int...

ASU BIO 353 Exam 2 Questions And Answers With Verified Solutions A ribosome contains two dissociable subunits: ANS Large and small, mixture of rRNA and proteins Ribosomal proteins are made in the ANS cytoplasm Ribosomal proteins are transported to the ___ to join with ____ to assemble two ribosomal subunits ANS nucleus, rRNA What are the four binding sites in the ribosome for translation? ANS mRNA-binding, A site, P site, and E site What types of proteins are involved in export...