The entry of calcium into a ventricular muscle cell helps to maintain depolarization of the membrane during the plateau phase of the action potential, but this calcium also performs what other function

Q: The diploid chromosome number for the body cells of afrog is 26. What would that number be after thr...

A: Meiosis begins with a diploid cell and results in the formation of four genetically distinct haploid...

Q: 2. What is the general name for a monosaccharides which has A. 6 carbons B. 5 carbons C. 3 carbons

A: Monosaccharide- Simplest carbohydrates, sugar and have only 1 sugar molecule.  

Q: 1.) What nitrogenous base would not be expected in structure C? 2.) What nitrogenous base would not ...

A:   Hi! Thanks for your question. As you have posted multiple questions and have not mentioned which o...

Q: The role of a subunit of F0 (2 choices are correct)

A: ATP synthase is a mitochondrial enzyme machinery which is located in the inner membrane of mitochond...

Q: To carefully prepared mitochondria were added succinate, oxidized cytochrome c, ADP, orthophosphate,...

A: Mitochondria are vital cellular organelles of every cell. They're known as the cell's powerhouse bec...

Q: hat is the pH of 0.6M acetic acid?

A: Acetic acid is a weak acid, to calculate the pH we need acid dissociation constant (ka) , for this a...

Q: 1.What    is    the    molar    concentration    of    a    15%    glycerol    solution?    (Glycero...

A: For the first question, 15% glycerol solution represents that 15g of glycerol is dissolved in 100mL ...

Q: Bacterial cell walls are made of peptidoglycan to form a rigid structure, the polysaccharide chains ...

A: Peptidoglycan : A polysaccharide consists of 2 glucose derivatives - N-acetylglucosamine(NAG), and N...

Q: 4. What are the general name for the monomers, dimers and polymers of carbohydrates?

A: Carbohydrates, abbreviated as carbohydrates, are sugar molecules. Carbohydrates, together with prote...

Q: f the cell used one molecule of glucose and there was no loss of energy or intermediates what is the...

A:

Q: In terms of binding adenylate kinase, the Ka for ATP is ~50 µM and the K, for GMP-PCP is ~50 nM. Exp...

A:   Here in the question, adenylate cyclase enzyme (ACE) substrate and inhibitor binding constant is b...

Q: The regulation of Glutamine Synthetase (GS) in E.coli, a model for this highly conserved homodecamer...

A: Glutamine Synthetase plays a critical role in nitrogen metabolism. The enzyme in E. coli is regulate...

Q: Review Figures 8.12 and 8.13. In cells, the primers forDNA synthesis are short strands of RNA, so ea...

A: A primer molecule is a short strand of RNA. During replication, the complementary nucleotides are ad...

Q: III. Convert the ff. cyclic sugar structures in Fischer formula into their corresponding Haworth for...

A: The structures are as follows:

Q: Understanding: Non-polar molecules are insoluble in water. This is because:

A: "Since you have asked multiple question, we will solve the first question for you. If you want any s...

Q: The nuclear import of proteins larger than 40 kDa requires the presence of what amino acid sequence?...

A: The nuclear envelop of all eukaryotes is perforated by a large structure known as the nuclear pore c...

Q: 9. Which of the following molecules cannot be found in cell membrane? A. Triglyceride B. Cholesterol...

A: The cell membrane, commonly known as the plasma membrane, protects the cell. It is found in all cell...

Q: When water and oil in the presence of an emulsifying agent are mixed, they do not separate. Why? Wha...

A: Hi, thank you for posting the question on Bartleby. As per the guidelines we can answer only one que...

Q: H. Draw a plot showing reaction velocity as a function of substrate concentration for Ks = 50 µM, Vm...

A: First we need to find the values of (V0) at various substrate concentrations ([S0]). For this we dra...

Q: The Michaelis‑Menten equation models the hyperbolic relationship between [S] and the initial reactio...

A: Enzymes are protein molecules that increase the rate of reaction by decreasing the activation energy...

Q: The backbone of a triglyceride is __________. a. a three-carbon molecule with an aldehyde and two hy...

A: 4. a.) All physical properties of fatty acids are influenced by the length and degree of  unsaturati...

Q: Which of the following will occur if there is an increase in enzyme or substrate concentration?  in...

A: Enzymes increase the rate of biochemical reactions by decreasing the activation energy. Activation e...

Q: THE LEAST EFFICIENT BUFFER MIXTURE a. 0.001 M HCI & 0.001 M NaCI b. 0.1 M NH4CI & 1M NH4CI c. 1 M CH...

A:

Q: Will a decrease in elevation shift the binding curve of hemoglobin? Will it shift the curve to the ...

A: Binding curve of haemoglobin:  this is also called as oxygen dissociation curve which is plotted bet...

Q: An H+ ion is smaller than an H2O molecule, and a glycerol molecule, a three-carbon alcohol, is much ...

A: Cell transportation can be outlined as a phenomenon in which there occurs movement of material acros...

Q: In Soap experiment(creation), How did soap compare to the commercially prepared soap?

A: Soap is a mixture of oils and alkali along with some natural aromatic compounds and moisturizer and ...

Q: 3. Which of the following represents a similarity between RNA and DNA? A. The presence of Uracil (U)...

A: DNA and RNA are both very essential biopolymers that sustain life. It is present in all forms of lif...

Q: 2. Two classes of organic compounds typically provide energy for organisms. Representatives of these...

A: Biomolecules refer to carbon- based organic compound that are produced by a living organism. These c...

Q: Directions: Supply the missing information. Amino Acid Sequences of in Cytochrome-c ANIMAL AMINO ACI...

A: Cytochrome C is a mitochondrial protein that is found in the mitochondria. It is highly water solubl...

Q: Angiotensin Converting Enzyme (ACE) inhibitors cause blood vessels to relax, thereby reducing blood ...

A: Enzymes are protein molecules that increase the rate of reaction by decreasing the activation energy...

Q: 1.What are the net products after one molecule of Glucose goes through the process of Glycolysis ? A...

A: Glycolysis is a process that occurs in the cytoplasm. Glycolysis can occur irrespective of the prese...

Q: 10. Given a DNA strand with nucleotide sequence 3' CCGTTACCGC 5', how many hydrogen bonds are formed...

A: The 2 strands in a DNA molecule are linked to each other via hydrogen bonds. Hydrogen bonds are form...

Q: IV. Write on the first column the monosaccharide unit(s) that is present in the given disaccharide. ...

A: Carbohydrates, abbreviated as carbohydrates, are sugar molecules. Saccharides are another name for s...

Q: Describe the skeletal system and the role it plays during cell division.

A: The cellular cytoskeleton is constituted of microtubules, microfilaments and intermediate filaments....

Q: What are reducing sugars? Why is sucrose non-reducing while lactose also a dissacharide, is reducing...

A: Carbohydrates are biomolecules containing carbon, hydrogen, and oxygen. Carbohydrates are classified...

Q: Assume you have an SAR of 0.206 for sample 1; 0.271 for sample 2; and 0.606 for sample 3, what does ...

A: The SAR values indicates that: 

Q: Predict how many molecules of NADH and FADH, will result from each of the following molecules when t...

A:

Q: Which of the following is the result of the hydrolysis of 5'-CTAGTTC-3' at the a side?   ...

A: Nucleic acids are composed of nucleotides. Nucleotides are composed of a phosphate group, a pentose ...

Q: 5. What is the definition of hydrolosis reaction?

A: Hydrolysis equation: AB + H2O gives AH + BOH

Q: Why did the soap have to “cure” in the molds?

A: Fats and oils are triglycerides having a glycerol backbone with all the hydroxyl groups esterified w...

Q: Assume you have a solution of reactions with an enzyme. You decided to apply heat to further “increa...

A: All enzymes are made up of proteins. However, not all proteins function as enzymes. Enzymes are bioc...

Q: Aside from ovalbumin, what are other possible proteins which can be isolated from egg white? Give th...

A: Proteins are the polymers of amino acids, white egg is the liquid which is present within an egg. It...

Q: 3. What is the name of the molecule in the circled regien labelled M (be specific)? How do you know?...

A: Q5. DNA is composed of nucleotides, which are phosphate, sugar, and nitrogen base complexes. Bases a...

Q: Complete Table 2.4 on your own. Calculate the volumes needed for preparing 1.00 mL of the remaining ...

A: For preparation of BSA solutions of different concentrations for the calibration curve from the stoc...

Q: 1.) A sample contains 0.003 mg of NaOH. How many micrograms (μg) is this?   2.) An experiment was p...

A: Given Values: 1) Amount of NaOH in a sample = 0.003 mg 2) Molarity of Urea = 0.2 M Volume of urea = ...

Q: what is the role of glutathione in digestion?

A:                In process of digestion, complex molecules are converted to simple molecules with the...

Q: Are all the proteins separated properly using SDS-PAGE? Why or why not?

A: Proteins are massive biomolecules and macromolecules made up of one or more long chains of amino aci...

Q: Evaluating: Evaluate the following statements and determine which of them is FALSE about “agarose" *...

A:

Q: What hormone directly opposes the actions ofnatriuretic hormones?a. reninb. nitric oxidec. dopamined...

A: Natriuretic hormones (NH) are compounds that act in an endocrine or paracrine fashion to modify extr...

Q: Assuming that G6P is labeled at its C1 position, determine where the label will appear in the formed...

A: Pentose phosphate pathway or hexose monophosphate shunt is an alternative pathway to glucose oxidati...