Arp2/3 Study guides, Class notes & Summaries

1. Which of the following factors is NOT a component of the extracellular matrix (ECM)? A: Keratin B: Collagen C: Fibronectin D: Fibroblasts E: Proteoglycans - ANSWER A. Keratin 2. Which feature is shared between adherenjunctions and desmosomes? A: Both needs Ca2+to function B: Both connect the intermediate filaments of neighboring cells C: Both only contain cadherin andcytoskeleton D: Both promote cell migration E: Both have outside-in and inside-out signaling - ANSWER A: Both...

Cell Biology and Neuroscience practice questions DETAILED ANSWER KEY Questions and Answers (latest Update 2023), 100% Correct and Complete, Highly Recommended, Download to Score A+ 1. Following equilibrium-density centrifugation, which one of the following molecules would indicate the presence of peroxisomes in a cell fraction? A. Acid hydrolases B. Actin C. Catalase D. Cytochrome C E. Nucleic acid 2. Which of the following moves towards the plus end of microtubules? A. Myosin II ...

What are the three main components of the cytoskeleton and what are their main functions? - Microfilaments: movement microtubules: transport of cellular materials intermediate: support What are the main similarities and differences between the three components of the cytoskeleton? - all are important for cytoskeleton structure differ in size Describe how the assembly of actin filaments is regulated. Include both the role of associated protein and monomer concentration. - Rac/Rho/CDC43 tri...

What are the three main components of the cytoskeleton and what are their main functions? - ANSWER Microfilaments: movement microtubules: transport of cellular materials intermediate: support What are the main similarities and differences between the three components of the cytoskeleton? - ANSWER all are important for cytoskeleton structure differ in size Describe how the assembly of actin filaments is regulated. Include both the role of associated protein and monomer concentration. -...

What are the three main components of the cytoskeleton and what are their main functions? - ANSWER Microfilaments: movement microtubules: transport of cellular materials intermediate: support What are the main similarities and differences between the three components of the cytoskeleton? - ANSWER all are important for cytoskeleton structure differ in size Describe how the assembly of actin filaments is regulated. Include both the role of associated protein and monomer concentration. -...

Graded A Cell Biology and Neuroscience 1. Following equilibrium-density centrifugation, which one of the following molecules would indicate the presence of peroxisomes in a cell fraction? A. Acid hydrolases B. Actin C. Catalase D. Cytochrome C E. Nucleic acid 2. Which of the following moves towards the plus end of microtubules? A. Myosin II B. Kinesin C. Arp2/3 complex D. Dynein E. Colchicine 3. Which of the following is not a component of the extracellular matrix? A. Collagen B. Fibroblasts ...