38. "The sterol is a precursor to all compounds except" A.ergosterol B.testosterone C.bile salts D.squalene E.stigmasterol

Q: CO2 that is absorbed by red blood cells, most is grabbed by an enzyme and converted to

A: CO2 produced during respiration needs to be transported out of the body. There are three ways y…

Q: 2. The patient of 48 years old has survived a heart attack. The laboratory test of his serum blood…

A: Introduction:  Cholesterol is the major sterol in animal tissue. It is present in either free of…

Q: Which one of the following statements about the molecular structure of phosphatidylcholine is TRUE?…

A: Phospholipids are a class of lipid molecule that is the most important component of all cell…

Q: In addition to phospholipids, eukaryotic membranes also contain sterols of various kinds. What's the…

A: The cell membrane is the fundamental feature of each and every cell. The membrane is a phospholipid…

Q: Suppose you adjusted the pH of the biotin solution to 4.5 - what effect would that have on the…

A: Biotin is a vitamin which is also called as Vitamin B7. Biotin is a polar compound with it's…

Q: 14. Which of the amino acids below donates an ammonia group to every molecule of urea? a. Serine b.…

A: We all know that there is a continuous urea cycle occuring in our body.Some amino acids are also…

Q: 1. Where does chloramphenicol bind?

A: As per our honor code, we are authorized to answer one question at a time, since you have not…

Q: 3. Draw the chemical structure of a triacylglycerol with lauric acid, palmitoleic acid and stearic…

A: Fats are an important nutrient for healthy cell and normal cellular functioning. The fats are stored…

Q: What kind of domain is involved with intracellular signaling, cytoskeleton remodeling, and are able…

A: Pleckstrin homology domain is a protein domain consisting approximately 120 amino acids.

Q: Lycopene (C40H56) Is an antioxidant molecule that is minimum daily intake of 6.5 mg. a. Determine…

A: Lycopene is a plant nutrient with antioxidant properties.It`s the pigment that gives red and pink…

Q: Phosphodiesterase directly functions to a. enzymatically activate the alpha subunit of the G…

A: Since you have asked multiple questions, we will solve the first question for you. If you want a…

Q: Relate the problems of selenium deficiency and excess. What are some contributing factors in the…

A: The element selenium is involved in a wide range of enzymes and proteins, called seleno proteins,…

Q: 29- Spironolactone is combined with thiazide; to reduce the sharp change in the levels of: a.…

A: Hypertension It is clinical syndrome characterized by systolic blood pressure is more than 140mm Hg…

Q: 5. Which of the following is true about myoglobin and/or hemoglobin? O (a) The iron in Hb is in the…

A: Both hemoglobin & myoglobin are globular proteins. Our red blood cells (RBCs) are composed of…

Q: QUESTION 10 Which of the following proteins does not have quaternary structure? O A. human adult…

A: A. Human adult hemoglobin, has quaternary structure, which comes from its four subunits (α2β2) in…

Q: Although it will likely never be recognized by the general public, lipid nanoparticals are the…

A: Lipid nanoparticles are now widely used for the cure of COVID-19 by the vaccines. Liposomes are the…

Q: At what pH would the peptide, EDCY, bind to a cation-exchange resin. Recall that a cation-exchange…

A: By quickening the loss of potassium through the digestive tract, cation-exchange resins are used to…

Q: 1. The most abundant protein found in the extracellular matrix (ECM) is A. elastin B. keratin C.…

A: Introduction :  Collagen, enzymes, and other large macromolecules form the extracellular matrix,…

Q: 19.Arachidonate (20:4A5,8,11,14) is synthesized from linoleate (18:2A9,12). In turn, arachidonate is…

A: Humans cannot biosynthesize linoleate and hence linoleate must be obtained from diet. Linoleate is…

Q: Derivatives of which amino acid are critical for crosslinking of keratin fibers? Select one: a. Gly…

A: Keratin fibers are considered as the fibrous proteins which are mainly present in hairs, nail,…

Q: Imidazole is used to elute His6-tagged proteins from Ni-NTA resins because imidazole is:   a.…

A: On the Ni-NTA column the protein that is His-tagged bind to the column with high affinity. The…

Q: With Fehling's reagent (under certain conditions) interact: A. Glucose B. Quinine hydrochloride C.…

A: Fehling's reagent is  a reagent commonly employed in differentiation of water soluble carbohydrates…

Q: 1.Globular proteins fold up in compact, spherical structures that have uneven surfaces. They tend to…

A: 1. The correct answer for the fibrous protein is (a) keratin and collagen. Proteins is divided into…

Q: 2. Ampicillin is an antibiotic that is poorly absorbed through the gut and hence it causes diarrhea.…

A: Ampicillin is a beta lactamase antibiotic.  Common side effects are: vomiting, diarrhea, stomach…

Q: A patient weighing 77 kg should receive a dose of 1.23 g of daratumumab (DARZALEX) in treating…

A: A patient weighting 77 kg should receive a dose of 1.23 g  of daratumumab in treating multiple…

Q: What substance joins proteoglycans together into gigantic complexes called proteoglycan aggregates?…

A: The question is asking about the substance that binds proteoglycans together to form large complexes…