How does the flagellum dictate the behavior of a motile bacterium?Differentiate between flagella and periplasmic flagella.

Q: (i) Name four bases present in DNA.(ii) Which of them is not present in RNA.(iii) Give the structure…

A: These are biological components within the human cell which are each composed of a nucleotide,…

Q: Describe how feces affects the food chain and ultimately the food we eat.

A: Food chain: A food chain would be a network of linear linkages in a food web that begins with…

Q: rpretation of H nual on food saf

A: We know that the "Manitoba HACCP Advantage" manual provides a general overview of food safety best…

Q: Enzymes function most efficiently at the temperature of a typical cell, which is 37 degrees Celsius.…

A: The question is asking about the significance of temperature regulation in organisms and how this…

Q: What is the role of this molecule in the body? neuronal lipid structures storage of fats in adipose…

A: Given options,         Neuronal lipid structures         Storage of fats in adipose cells…

Q: Glutamic acid exists in two low-pH forms instead of the usual one. Explain why.

A: The question is based on the concept of amino acids. we have to identify the structural features of…

Q: Which functional groups are present in the amino acid structures shown below? What types of bonds…

A: Amino acids are organic compounds that contain both amino and carboxylic acid functional groups. In…

Q: Amino acids may be acidic, alkaline or neutral. How does this happen? What are essential and…

A: Amino acids consist of nitrogen, oxygen, hydrogen and carbon as well as variable side chain group.…

Q: The hydropathy of amino acids can help determine the folding of protein chains. True False

A: Protein is made up of nearly 20 amino acids, some of which are hydrophilic in nature and some are…

Q: What are the criteria for essential elements in relation to biological systems. Explain the concept…

A: Essential elements are that elements which we need to take it from the food or another external…

Q: Compare and contrast the different types of bonds commonly found inbiological molecules.

A: A bond is a kind of property to unite the atoms together. Depending upon the environment different…

Q: Distinguish among the types of external cell appendages.

A: The types of external cell appendages -

Q: Carry out the condensation reaction between the two amino acids: tryptophan and tyrosine. Name the…

A: In this question, we want to draw main product and write the name of main and also what is the…

Q: Fat soluble vitamins have a ispoprene unit which are a type of lipid molecule ? True or false

A: Fat soluble vitamins are categorised by A,D,Eand K  Yes they have isoprene unit lipid molecule  They…

Q: True or False: Enzymes are proteins that slow chemical reactions down and therefore make food more…

A: Proteins are made up of amino acids and a category of proteins are classified as enzymes. Enzymes…

Q: The pH at which the concentration of the zwitterionic form (dipolar form) of an amino acid is at its…

A: As we know amino acid structure allows them to behave both as acid or base  and because of this they…

Q: What are examples of aberrant or discordant results in antibiotic susceptibility testing?

A: The main types of antibiotics include: Penicillins - for example, phenoxymethylpenicillin,…

Q: It is common now to see “contains no tropical oils” on cooking oil labels, meaning that the oil…

A: Plant oils are oils extracted from plants contains fatty acids which are different from animal fats.…

Q: Which of the following phospholipid (s) contains an amino group? Phosphatidylinositol Phosphatidic…

A: 1) Phosphatidylinositol : This phospholipid contains two fatty acid chains.It contains phosphate…

Q: Drug may bind to various macromolecular components in the blood. In a tabulated form, describe each…

A: Protein binding site : Albumin    Characteristics of Albumin : This protein is found in plants and…

Q: The following is an example of which class of biomolecules?

A: The building blocks of the life that perform function in the living organisms are known as…

Q: Draw the structure of a salt bridge between two keratin protein strands. What kinds of ions become…

A: Hair contains a protein known as keratin. Keratin contains three bridges: hydrogen bonds, salt…

Q: Which of the following is the least important role of proteins in biological systems? receptors for…

A: Proteins play an important role in our bodies. The structure of the body is formed by proteins.

Q: Which classes of amino acids have side chains that can form ion-dipole interactions with water?

A:

Q: Proteins are found to have two different types of secondary structures viz. α-helix and β-pleated…

A: Alpha (α)-Helix is a key secondary structure of natural proteins that consists of a peptide chain…

Q: 17. Describe the structure of collagen and indicate the forces that contribute to the stability of…

A:

Q: Amino acids are solids with relatively high decomposition points at normal temperature. Please…

A: Amino acids are solids with relatively high decomposition points at normal temperature.  High…

Q: Name the building blocks of proteins.

A: Amino acid molecules have an amine (-NH2) and a carboxylic acid (-COOH) bonded to a carbon with the…

Q: C) NUCLEIC ACID Sketch the general structure of a nucleic acid monomer and name all characteristic…

A: Since , you have posted question with multiple sub-parts , we will solve first three sub-parts for…

Q: what the difference between homeostasis and hemeostasis

A: Hemostasis and homeostasis are two processes that maintain the proper functioning of the body.

Q: Proteins have a special structure that is affected or changed by many factors. What…

A: Protein is a naturally occurring complex substance which consists of amino acid residues which are…

Q: Distinguish between a temporary and a permanent emulsion in food preparation.

A:

Q: What happens to the energy content of a polypeptide strand when it folds to its three dimensional…

A: An unfolded protein has high configurational entropy but also high enthalpy because it has few…

Q: What is the main component of biological compounds as well as a major component of many minerals?

A: Carbon is the main component of biological compounds as well as a major component of many minerals…

Q: Molecules 1-4 are ___? Lipids Carbohydrates Amino acids   Molecule 4 is composed of monomer(s)…

A: The human body contains majorly 6 elements that are oxygen, hydrogen, carbon, nitrogen, phosphorus,…

Q: If 200000 molecules of protein A are present in the eukaryotic cell what would be the micromolar…

A: Molarity (M): Molarity is the number of moles of a solute in one liter of solution and is used as a…

Q: How Enzymes Work and Factors that Affect Enzymes.

A: This question has two parts- 1) how enzymes work? 2) factors affecting enzymes

Q: On the basis of polarity, what are the four types of side chains found in the standard amino acids?

A: main functional groups in anlmino.acids are -COOH &-NH2 Amino.acids combine to form proteins

Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.