2.- An electron micrograph of a cell- shows two- different organelles that break down proteins. What- are these organelles A. Lysosomes and proteasomes B. Endoplasmic reticulum and microfilaments C. Peroxisomes and ribosomes D. Ribosome E Golgi-complex and microtubules
Q: Which of the following are properties of membranes? Electrically polarized Hydrophobic exterior…
A: The cell membrane is composed lipid bilayer with proteins embedded in the bilayer. The membrane is…
Q: Q4. The estimated gKa of hydroimidazolone's R group is 6.93. If the pK₁ (a-COOH) and pK₂ (a-NH₂) of…
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: Thank you for taking the time to explaining this exercise. however, as I mentioned earlier I'm not…
A: The enzymes are protein molecules and they increase the rate of reaction by decreasing the…
Q: 8. (a) What is agonist? How is an agonist for a target designed? Explain with suitable examples.
A: In receptor ligand interaction, the receptor is a macromolecule that serves as the binding site of…
Q: Describe the composition of bacterial cell walls.
A: The cell wall in bacteria tends to form a stable frame of constant thickness all around cell and is…
Q: If an aqueous solution has a hydroxyl ion concentration of 1 x 10-6 M, what is the concentration of…
A: Water dissociates into hydrogen ions and hydroxyl ions and at neutral pH (pH =7) the numbers of…
Q: What side group reacts with this reducing agent? What does the fact that these peptides both react…
A: There are four levels of protein structure hierarchy: Primary structure, Secondary structure,…
Q: Q3. Photodynamic therapy results in induction of WAF1 or CIP1 or P21 leading to cell cycle arrest…
A: In photodynamic therapy, photosensitizers are used to generate singlet oxygen from oxygen by using…
Q: n Multi-Column Purification of rGFP. What happens to the protein amount, protein purity, and/or…
A: Protein purification is a series of steps or processes that are intended to isolate one or a few…
Q: TEST FOR SOLUBILITY Chloroform Ethanol soluble Soluble Soluble soluble Translucent Spot test Water…
A: Lipids are amphipathic molecules composed of glycerol or sphingosine along with fatty acids, and…
Q: 1. Classify the 20 common amino acids C. According to Nutritional Requirements g. Non-essential h.…
A: Amino acids are biomolecules that have an amino group and a carboxyl group attached to the same…
Q: D-Gulose, D-Tagatose O D-Mannose, L-Mannose O D-galactose, D-allose O D-glucose,…
A: Diasteriomers are the compounds that are not superimposable but with same Molecular formula. They…
Q: Start with a photon of sunlight and a carbon atom in a molecule of carbon dioxide in the atmosphere:…
A: Hi! Since You have posted multiple Multiple question and have not mentioned which to answer, we will…
Q: A student attempted the quantitative analysis of skim milk proteins as described in practical…
A: Beer Lamberts law is the governing principle which allows us to determine the concentration of a…
Q: Which of the following is incorrect about the conversion of pyruvate and NADH to lactate and NAD+? O…
A: If a cell lacks mitochondria or sudden need of energy arises due to rapid consumption of oxygen by…
Q: Which of the following reagents will you include in the blank (negative control) for this…
A: A variable is any quantity we can measure. In any experiment there are three variables:…
Q: 2. Draw a graph to calculate the initial rate of reaction due to enzyme X in absorbance…
A: Glucose dehydrogenase (GDH) is oxidoreductases enzyme which catalyzes the conversion of glucose to…
Q: I have a question When they ask in an exam question "draw two pyranose form of D-glucose, what do…
A: Pyranose form of sugar refers to the six membered ring structure that consists give carbon atoms and…
Q: Some structures are held together by hydrophobic interactions. If those interactions were to break…
A: Phospholipids are compound lipids that are composed of glycerol, fatty acids, and phosphate group.…
Q: In terms of energy, how does an enzyme speed up a biochemical reaction
A: Enzymes are highly specialized proteins that have extraordinary catalytic power, greater than that…
Q: What is the relative inhibition of the kinase if the substrate concentration equals Ks And the…
A: Enzymes are protein molecules that increase the rate of reaction by decreasing the activation…
Q: cyclophosmamide
A:
Q: The sequence below shows 140bp of a double-stranded DNA sequence coding for histone H2A. What two…
A: PCR or polymerase chain reaction is a rapid and versatile in vitro technique for amplification of…
Q: 19.28 Identify the amino acids contained in the tripeptide below: Ο H Η Ο Η || Ï ||…
A: Proteins are made up of amino acids and each amino acid has different functional group (R- group).…
Q: Which of the following is incorrect? O a. Metabolic pathways involve mostly intermediates or…
A: Metabolic pathways are very important for a cell to provide energy.metabolic pathways might be…
Q: Which of the following is incorrect about the conversion of acetyl-CoA (2 C) to malonyl- COA (3 C)?…
A: Acetyl CoA (2C) conversion to Malonyl CoA (3C) is the first step of fatty acid synthesis.
Q: Explain why glucose and ribose might be considered the two most important carbohydrates in…
A: Carbohydrates are biomolecules composed of carbon, hydrogen, and oxygen. Carbohydrates are…
Q: Fibrous proteins are typically used for this function: transport structural energy reserves O…
A: Note : Hi ! Thank you for the question. We are authorized to answer one question at a time. Since…
Q: Which enzymne has the highest affinity for the substrate? A. Enzyme 2 Which enzyme converts the most…
A: A.Enzyme 1 has the highest affinity for the substrate. Because, the lower km has higher affinity.
Q: What if all the data above was the same EXCEPT with the change of G & X? Their new data is below.…
A: The DNA double helix is made of two linked strands that are wound in a helical shape. The two…
Q: 23. The graph below is a graph of Vmax (a) Label the graph clearly with both the Vmax and the Km.…
A: As given in the question, V/Vmax was plotted with substrate concentration. V= rate of a reaction…
Q: Find an example of an enzyme. Answer the following questions about the enzyme that you chose. a)…
A: Enzymes are biocatalysts which increase the rate of biochemical reactions. Substrate molecules bind…
Q: Identify which amino acid pairs below will not form R-group interactions necessary for the tertiary…
A: Amino acids are building blocks of proteins, alpha carbon of amino acid contains, carboxyl, amino,…
Q: Vasopressin: CYFQNCPRG Oxytocin: CYIQNCPLG Calculate the pI of each peptide. How…
A: Vasopressin is a antidiuretic hormone and regulates the water homeostasis, its major function are -…
Q: Structure determines function, however structure alone is not always sufficient to predict function,…
A: Proteins are made up of amino acids. Amino acids sequence determines the three-dimensional structure…
Q: Sort the following metabolic enzymes according to those involved only in glycolysis and those…
A: Glycolysis is a process in which glucose is oxidized & is converted to pyruvate and in that…
Q: What are the benefits and disadvantages of IMAC for purifying proteins?
A: The purification of the proteins is performed by the use of different chromatographic procedures…
Q: Compare and contrast triacylglycerols and phospholipids. Discuss the biological roles these…
A: The biological macromolecules can be classified as carbohydrate, lipid, proteins and nucleic acids.…
Q: |Three amino acids, alanine, arginine and aspartic acid were separated by electrophoresis at pH= 5.…
A: The pKa values of amino acids correspond to the ionizable groups of the amino acid. If the pH of the…
Q: Q2. Analysis of the electron-transport pathway in a pathogenic gram-negative bacterium reveals the…
A: Electrons travel from one carrier to another in this chain from lower to higher standard electrode…
Q: The weight ratio of body fat stores to body glycogen stores is approximately O 1:10 O 10:1 30:1…
A: Glycogen is a carbohydrate polymer that is primarily stored in the liver and skeletal muscles. Fat…
Q: 2. Assume you have identified a new operon in bacteria (which you call the suc operon) that encodes…
A: Gene expression in prokaryotes is under the control of an operon system in which the transcription…
Q: O HO NH₂ ZI Z-/
A: Aminoacids are the building blocks of proteins that consists of Amino group and carboxyl group as…
Q: Below is a diagram of the canonical Wnt signalling pathway. Numbers 1-7 refer to different molecules…
A: The Wnt signaling pathway is known for its role in cell differentiation, transcriptional regulation…
Q: Determination of the Effect of Concentration on the Gelling Property Ideal Gelling Concentration…
A: Carrageenan is a polysaccharide that is isolated from red seaweed. Carrageenan is a sulfated…
Q: Base pairs Data – all had Temp = 250C PH = 7 Binding Constant A & X [A] = 0.00373221M [X] =…
A: The DNA double helix is made of two linked strands that are wound in a helical shape. The two…
Q: Which of following statements describes a difference between replication of DNA and transcription of…
A: Replication is the process of copying of DNA to make identical copies of dna molecules. This occurs…
Q: (a) (c) 1/v + inhibitor 1/[S] (b) + inhibitor X 1/v 1/[S] + inhibitor + inhibitor (d) 1/v 1/V I i…
A: Non competitive inhibition is a type of inhibition where the inhibitor binds to a site other than…
Q: Dihedral angles of Phe165 of 4KW4 betasheet values are consistent with what is expected from the…
A: phi and psi angles are known as dihedral angles. They dictate the peptide conformation. phi…
Q: 4. Histidine, one of the 20 amino acids, contains an imidazole functional group with a pKa of 6.0.…
A: Dissociation of a weak acid is mathematically described by the Henderson-Hasselbalch equation: pH =…
Step by step
Solved in 3 steps
- 9A. Matching cell structures their functionsiutocues) Answer Structures Function Centrioles 1. Composed of proteins and rRNAs Cytosol 2. Region in prokaryotes contains a chromosome Golgi complex 3. ring of nine outer microtubule doublets (9+2 axoneme) Plasma membrane 4. Support the cell and protect against plasmolysis Ribosome 5. Composed of glycoprotein(s) and involved in transferring material into or out of the cell Transporters 6. contain hydrolytic enzymes and involved in autophagy Receptor 7. Composed of microtubules and sweep mucus out of respiratory tract Peroxisome 8. Controls which material can get in or out of the cell Nucleoid 9. Contains chromosomes and has nuclear envelope Cilia 10. Maintain membrane fluidity 11. contains necessary enzymes for that modify, sort, and package of proteins or lipids for extracellular or intracellular use 12. Fluids baths between organelles 13. Is a ligand-binding site and can receive specific signals from out of the cell 14. Contains catalase…Which of the following cell organelles contains RNA? O . Mitochondria O Plastids O Lysosomes O RibosomesThe figure below shows structures found in a(n) in that order. represent and Outside of cell 1 U Work 50 3 Inside of cell 40 2 IDIOS Hoo 55156 Callej The structures labeled 1, 2 and 3 O A. animal; extracellular fibers; kinesin; microfilaments Jocmodesmata: ribosomes
- List theire functions Golgi Bodies/ Golgi Apparatus: packaging counters of the cell Mitochondria: Powerhouses of the cell Plastids: Chromoplasts(Chloroplasts, Rheodoplasts) and Leucoplasts Lysosomes(suicide bags of the cell), peroxisomes Vacuoles: storage tanks of the cellCELL GRAPHIC ORGANIZER Name which makes 000 ike 14 to make proteins occccceee Nucleus yônong sapiN which is made of CELLS organelles contains- Such as which maikes Cell Membrane (14. which is across thee which contun a lonn of creates enzymes (20 1. vhich allows for 16. 17 used tor -subtances Word Bank breaking down | osmosis | lysosomes mitochondria | nucleolus endoplasmic reticulum | vesicles | ATP | ribosomes | DNA Inaulin | diffusion | Golgi body | energy | export1 cytoplasmmtosis chromatinl delivery system/ semipermeableCytosol Nucleus E A В Cell membrane Outside of cell 4. Identify the structures labeled A–E in the diagram. Answer 5. Is this diagram illustrating a plant or an animal cell? What is your reasoning? Provide an example of an organ that this cell could have come from and explain your reasoning.
- Which of the following cell organelles - regulates the entry and exit of molecules to * ?and from the cell Golgi bodies O Mitochondria O Cell membrane O Lysosomes OIt a fluorescing many free ribosomes cell is photographed after Colour a-in انا الله appean cytoplasm only b.in cytoplasm and C-In Protein wall or 10 d. In Of nucleus in cytoplasm, along is along Rough ER cytoplasm, along Rough ER and письешь attached and a cell не a time intervale the to the matrix of 121 1.5 along Rough ER along wall mitochondria.Chapter 6-The Cell Which organelle has more than one layer (state how many layers) of membrane? List the 3 types of cytoskeleton. Give examples for each type. Describe the function of each type of cytoskeleton. Book: Biology (Campbell) 11 edition Urry. Cain. Wasserman. Minorsky. Reece
- Name the structure which is used to - transfer macromolecules between the * .cytoplasm and nucleus Cilia O Nuclear pores O Centrioles Microtubules OCytoskeleton is important for the proper function of the cell and One :of its components is Microtubules Plastids O Ribosomes Cytoplasm O Chromosomes O[Choose J [Choose] Nucleus Cytoplasm Cell wall d after is a Compound Micrscope. There are also Dissec microscope in that it has two (rather thon one) objectv.