For the organism that live there, only the size of a habitat matters, not it’s shape.  true  or false

Q: The shortest α helix segment in a protein that will span a membrane bilayer has about _____ amino…

A: The plasma membrane is a bilayer of lipids, in which proteins are floating like icebergs in a sea.…

Q: You are supplied with an unknown protein that consists of more than 130 amino acids. Furthermore…

A: Proteins are made up of Aminoacids. There are four levels of organisation of protein structure. They…

Q: Both reducing monosaccharide and disaccharide give positive results in Barfoed's test. Which of the…

A: Carbohydrates are the primary building blocks of all living organisms. Carbohydrates are all made up…

Q: Which of the following will form an osazone crystal?*   A. Galactose only B. Mannose only C. Sucrose…

A: The Osazone test or phenyl hydrazine test is chemical reaction used to detect reducing sugars and…

Q: An enzyme catalyzes a reaction at a velocity of 20 micromole/min when the concentration of substrate…

A: The name of this metabolic pathway is derived from the citric acid (a tricarboxylic acid, often…

Q: True or False : When the inhibitory Ga (Gia) protein is mutated and increases its intrinsic GTPase…

A: The second messenger, cAMP, is created from ATP by the enzyme adenylyl cyclase. It has at least nine…

Q: Given the active site diagram and reaction mechanism, indicate the mechanism of irreversible…

A: Irreversible inhibition is a process in which inhibitors bind covalently or non-covalently to a…

Q: INSTRUCTION: = IF BOTH STATEMENT ARE TRUE = IF FIRST STATEMENT IS TRUE WHILE SECOND STATEMENT IS…

A: RNA is called ribonucleic acid. RNA has several different forms based on their function and these…

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A: Nutrients are the compounds that provide us energy when they are oxidised. These nutrients like…

Q: Define Lacto-ovo vegetarian. Polysaccharides. Tee Eer Osteopenia Osteomalacia.…

A: Introduction: A healthy diet should contain three important components which are: carbohydrates…

Q: Lactose, sucrose and maltose are: I. dimers      II. isomers      III. disaccharides    IV.…

A: Monosaccharide- Single sugar monomer Disaccharide- Composed of 2 sugar monomers Polysaccharides-…

Q: Cofactor Nucleoside Homocysteine Sphingolipid 6. 7. 8. 9. НО НО ОН P-O но о 0=р НО. Но НО 10. НО. но…

A: A nucleotide is the basic building block of nucleic acids (RNA and DNA). Phospholipids constitute…

Q: onversion of NAD+ to NADH is accomplished by the addition of

A: Conversion of NAD+ to NADH is accomplished by the addition of an electron.

Q: At surgery a tumor was removed from the liver which contained fibrous tissue, hemorrhage,…

A: Enzymes are proteins that help speed up metabolism, or the chemical reactions in our bodies. They…

Q: Assume that the gene for pyruvate dehydrogenase kinase is mutated and the mutated enzyme remain…

A:

Q: What is the use of Liquid soap in DNA extraction?*   A. binds cell membrane and nuclei B. dissolves…

A: DNA extraction is a process of extracting DNA from the cell for further experiments. It is a method…

Q: What is the building block of proteins?*   A. Carboxylic acid B. Amino acid C. Hydrochloric acid D.…

A: Biomolecules are organic compounds produced by living organisms. They play important function as…

Q: What will be the predominant form(s) of the amino acid at pH (i) 1.5; (ii) 3.0; (iii) 4.5; (iv) 6.0;…

A: Amino acids contain many ionizable groups which can present in protonated and deprotonated states.…

Q: what are the two dipeptides that can result from the reaction of zwitterions of this amino acid and…

A: Recall that a peptide is a polymer of amino acid. A dipeptide is a polymer of amino acid containing…

Q: Considering the monosaccharide transformation given below, what is the name of the depicted…

A: Introduction: Carbohydrates are large biomolecules that are mainly synthesized during the process of…

Q: Which of the following regarding disulfide bonds is/are true?

A: Proteins are polymers of amino acids which are linked by peptide/amide bonds and form primary…

Q: What covalent bonds are linking nucleic acid monomers? The bonds between oxygen and carbon…

A: Nucleic acids are made up of pentose sugar, nitrogenous base, and phosphate. Nucleic acids are…

Q: Given the active site diagram and reaction mechanism, indicate the mechanism of irreversible…

A: Inhibition is of 2 type; Reversible inhibition and Irreversible inhibition. It is said that the…

Q: What is micropropagation? Describe the different in-vitro stages in the micropropagation of any…

A: As asked in the question, the definition and different in vitro stages of micropropagation are given…

Q: Which vitamin is needed for FADH formation?   Group of answer choices Niacin Riboflavin Vitamin C…

A: A number of significant metabolic reactions require the redox cofactor FAD. It exists in the redox…

Q: What hydrogen carriers participate in pentose phosphate pathway? NAD NADP Cobolamin FAD

A: One of the catabolic fate of 6 carbon Glucose 6-phosphate is conversion to ribose 5-phosphate, a 5…

Q: You isolate a peptide that has the sequence Met-Val-Arg-Gln-Leu-Tyr-Lys-Trp Predict whether the…

A: Amino acids are compounds containing Carbon, hydrogen, oxygen and nitrogen and serve as monomers…

Q: Which of the following mechanisms of reversible enzyme inhibition describe the mode of action of…

A: Nevirapine inhibits the enzyme reverse transcriptase possessed by HIV virus required for its…

Q: Considering the monosaccharide transformation given below, and given that the reactant is a-D-…

A: As the substrate given is alpha - D- mannose which undergoes oxidation and form carboxylic acid…

Q: Calculate the number of ATPs generated by completely oxidizing one molecule of tripalmitoylglycerol…

A: Tripalmitoylglycerol will be converted to three molecules of palmitic acid and one molecule of…

Q: An enzyme catalysed reaction has a Km of 8 mM and a Vmax of 13 nM.s-1.  Use the Michaelis-Menten…

A:

Q: For which of the following vitamins is blood coagulation a primary biochemical function usually…

A: Vitamins are essential nutrients that help humans in protection from diseases. Each of the vitamin…

Q: INSTRUCTION: = IF BOTH STATEMENT ARE TRUE = IF FIRST STATEMENT IS TRUE WHILE SECOND STATEMENT IS…

A: The process of mRNA synthesis by using DNA as a template strand is called transcription. The process…

Q: Macronutrients provide us the energy to live, move, and function. Evaluate the sentence above,…

A: Bioenergetics refers to the study of living system and it's energy transformations within and among…

Q: ook at this drug mainly ionized could be mainl he stomach testine 8 Flood 735 side the cell exboxy…

A: pH is the measure of the strength of H+ ion or Hydronium ions in solution. pOH is the measure of…

Q: draw the structure of a lecithin containing oleic acid and palmitic acid as the fatty acid side…

A: Lecithin can be thought of as a combination of glycerol-based phospholipids.

Q: In NOT MORE than 350 words, distinguish between the metabolic concepts presented by the terms: i.…

A: The human body and its systems are regulated with the help of Glucose homeostasis. Glucose…

Q: he following are denaturing agents for proteins, except:* Please choose one correct answer only.…

A: Enzymes are biocatalyst that increases the speed of reaction by lowering the activation energy. It…

Q: What is the physiological significance of branching in polysaccharides?

A: Branched polysaccharides : Branched by virtue of the certain molecules being linked to a molecule…

Q: Now consider three sugars-glucose, glucuronic acid, and N-acetylglucosamine. Use shorthand (e.g.,…

A: A glycosidic bond is formed between 2 carbon atoms as the result of a dehydration reaction. The…

Q: 1- Why is CO2 often used in an incubator to culture mammalian cells? O to control or prevent…

A: CO2 incubators are climatically controlled, airtight containers used in life science labs to…

Q: From the active site diagram below, please indicate the cofactor from the indicated components. HO 4…

A: Cofactors are the non protein molecules that help the enzyme to carry out catalysis. Enzymes without…

Q: Which method in biotechnology is used to read and understand an organism's DNA?

A: DNA is a nucleic acid that acts as the genetic material. Knowledge of sequence of an organism's DNA…

Q: oncerning the process of the aerobic fate of glucose oxidation, which of the following statements is…

A: In the cytosol, 1 molecule of glucose is converted to 2 molecules of pyruvate via glycolysis .…

Q: What are the three photochemical and the food they contained in

A: There is one correction in the question. These are phytochemicals which are present in foods.

Q: Calculate the volume of TAE buffer that you will need to prepare a 100ml solution of 1X strength…

A: TAE buffer stands for Tris-acetate-EDTA buffer. It is used in lab to do electrophoresis of nucleic…

Q: For the following calculations, please provide your answers in whole numbers (no decimals). A…

A: Enzymes are biocatalysts which increase the rate of chemical reaction by decreasing the activation…

Q: Q/What metabolic defect causes galacto semia? and what is lactose intolerance ?

A: When the enzyme galactose-1-phosphate uridyl-transferase (GALT) is deficient or not active, classic…

Q: Question 12 of 13 DNA A-5 GGG GCT AGC CCC 3 ONA B-3 ATA TAT ATA TCC S ONA C-5 TAC GTT ACG TCG 3 DNA…

A: DNA is a double stranded molecule with Adenine Guanine Cytosine and Thymine as nitrogen bases bonded…

Q: What is the structure of the steroid nucleus found on all sterols? A. It consists of five fused…

A: The structure of the steroid nucleus found on all sterols is described in next step.

Environmental Microbiology

Environmental biology deals with the study of microorganisms and their interaction with their surroundings. This term itself covers the microbial interactions with water, soil, air, and microbial too.