Microorganisms in foods with high water activity and low pH are more susceptible to heat destruction. Explain why??

Q: Which of the following is FALSE about glycolysis?

A: Glycolysis is breakdown of glucose into pyruvate or lactate. Enzymes for glycolysis are located in…

Q: What chemicals are originally employed to create glucose during famine or fasting?

A: Gluconeogenesis is defined as how glucose is created when the body's glucose supply is depleted.

Q: Describe the role of UCP1 in nonshivering thermogenesis.

A: UCP1 also known as Thermogenin is a mitochondrial carrier protein found in brown adipose tissue…

Q: Which of the following type of metabolites is used for generating glucose under severe starvation…

A: Metabolism :  It is process of breakdown (catabolism) and synthesis (anabolism) of biomolecules in…

Q: Why is glycogen the preferred fuel reserve of the body? Describe glygonesis and glycogenolysis.

A: GLUCOSE:  Glucose is transformed into energy with the help of oxygen in the mitochondria.…

Q: Match the term to the correct definition: Loss of electron(s) A) reduction B) not related to…

A: oxidation involves loss of electrons or an increase in oxidative state of an atom or loss of…

Q: In human body, optimum temperature for enzymatic activities is: * 37 degree celsius 25 degree…

A: Introduction  Proteins that operate as biological catalysts are known as enzymes. Catalysts help to…

Q: Why does glycolysis operate only on carbohydrates?

A: Metabolism is a series of interconnected chemical reactions occurring within a cell and the chemical…

Q: What is the importance of the Application of Ascorbic Acid in the Food Industry ?

A: Ascorbic acid is a form of vitamin c and vitamin c has also a role in boosting immunity to fight…

Q: Why the heat acts directly on cells to increase metabolic rate?

A: Metabolism is the chemical reaction occur in the organism's body to maintain their life. In an…

Q: Considering that enzymes are essential to all cells, including microbes, why might refrigeration and…

A: Enzymes are proteins that act as biological catalysts. Catalysts will enhance the chemical…

Q: What would affect heat sensitive skin enzymes the most?

A: Enzyme is a catalytic molecule that increases the rate of any chemical reaction without being used…

Q: Why is glucose fermentation dependent on phosphate?

A: Glucose is the primary source of energy in almost all organisms. The glucose is broken down to form…

Q: Why does a significant increase in core temperature represent a threat to life?

A: Homeotherms are those life forms that keep up the inner internal heat level affected by factor…

Q: Explain the activity at optimum temperature and the meaning of optimum temperature

A: usually for every enzymes to work properly , there are certain condition which have to be kept at a…

Q: Why heat is not an effective means of driving unfavorable processes in biological systems?

A: Heat is not an effective means of driving unfavorable processes in biological systems. Heating up a…

Q: Which of the following describes the correct order of energy conversions necessary to form…

A: Bioenergy is described as one of the most crucial resources that are available in order to meet the…

Q: The human body is composed of water, proteins, fat, and minerals. Its specific heat reflects this…

A: Specific heat represents the amount of heat that is required to raise the temperature of one gram…

Q: Why does glycogenolysis need fewer stages than glycogenesis? Which procedure consumes the least…

A: The body utilizes many metabolic pathways to generate energy used to maintain anabolic responses.

Q: Question 1 i. Discuss 4 effects of heat on food.   ii. Distinguish between caramelization and…

A: Heat is one of the main elements of cooking food. It can be passed on to food through conduction,…

Q: How will raising the temperature affect the regulation of RodA?   what are the possible results and…

A: Introduction :- Temperature effects different biological processes and structures differently . The…

Q: Which type of heat exchanger could be used to materials contains high amount of vitamins?

A: Generally, heat exchangers exchange heat from one material to another material by direct or indirect…

Q: What would be the consequences of a [Mg2+] deficiency for the reactions of glycolysis?

A: Magnesium is used in glycolysis during the transfer of a phosphate group to a molecule within the…

Q: What conditions could result in the degradation of oils and fats during storage?

A: Lipids are macromolecules that are made up of carbon, hydrogen, and oxygen just like carbohydrates…

Q: The optimum temperature for enzyme activity in the body: O A. OC B. 10C O c. 40C O D. 60C 47

A: Introduction :- Proteins called enzymes aid in accelerating our bodies' chemical reactions, or…

Q: Stage Metabolism A description is given for each item. Identify the stage of metabolism of each…

A: Metabolism: it's a set of chemical reactions which is undertook by our body to maintain and sustain…

Q: Heat generation by brown adipose tissue cells is referred to as _____________.

A: Thermogenesis is the process by which the heat is produced within the cells of the body to raise the…

Q: Describe the Metallurgical Process? How is it useful?

A: Today, we all live in a materialistic world. It is the role of an engineer to develop and design…

Q: Briefly explain how heat shock proteins alleviate heat stress in plants

A: Introduction : Plants Are Constantly Exposed To Extremes Of Temperature, Drought, Salts, Heavy…

Q: Two identically sized and shaped boneless skinless chicken breasts are purchased for dinner. One…

A: Two identically sized and shaped of boneless skinless breasts of chicken are bought for supper. One…

Q: Is the metabolizable energy content of a food the same as the energy released when it is burned in a…

A: The calorimeter is an instrument which catabolizes completely and produces energy.

Q: Use the graph below to determine which of the following is the optimal temperature for catalase.…

A: Introduction :- Catalase is a widespread enzyme that catalyses the breakdown of hydrogen peroxide to…

Q: EFFECT OF TEMPERATURE ON ENZYME ACTIVITY Results: Tub Temperature Benedict's test Iodine test Ice…

A: In mouth the teeth cut an pulverize food to reduce solids to smaller particles for swallowing i.e.,…

Q: Suggest a reason why partially hydrogenated vegetable oils are used so extensively in packaged…

A: Partial hydrogenation of vegetable oils leads to the formation of trans fats. The process of partial…

Q: by the water in the by the thermochemical process. 3) Complete : Calorimetry works on the basis that…

A: Changes in the thermal energy, physical state, and chemical state of the substance aids in the…

Q: Why does food absorb microwaves preferentially?

A: The microwaves are those electro-magnetic waves that have a high frequency and can be generated by…

Q: Some of the early research on glycolysis was supported by the brewing industry. Why would the…

A: Brewing industry makes and sells beer and have interested in glycolysis because it is a component of…

Q: What is meant by glycolysis having an investment and payoff phase?

A: Glycolysis is the process in which the cells lyse glucose for generating energy. ATP is the energy…

Q: Why does glycogenolysis use fewer steps than the reverse process, glycogenesis? Which process uses…

A: The body uses several metabolic processes, which help to produce energy, which is used to sustain…

Q: What specific name is given to decomposition reactions in which food fuels are broken down for…

A: The type of reaction in which a complex compound is broken down into two or more simpler compounds…

Q: How does a microbial fuel cell work?

A: The need for clean, renewable energy resources is increasing as the reserves of non-renewable energy…

Q: How is brick energy efficient?

A: Bricks are used as building materials that possess unique  "thermal mass " characteristics. Thermal…

Q: Liquid foods are heated more rapidly than solid foods. Which mains at certain temperature, liquid…

A: Customarily, thermal conductivity (k) is more economical for fluids than for masses. Nevertheless, k…

Q: True or false photochemicals in food are hypothesized to act as the primary source of antioxidants…

A: The chemicals which occur naturally in plants and protect human health are called phytochemicals.

Q: Which chemicals are useful for energy storage on a short-term basis? Which are for intermediate term…

A: Energy is needed for all living organisms for their activity and the energy is obtained from the…

Q: Why does dry heat require more time and higher temperatures than moist heat?

A: The reason is given below.

Microbial Physiology

Microbial physiology is the branch of microbiology that is associated with studying the physiology of fungi, bacteria, and viruses. It is an important field of science concerning functional genomics and metabolic engineering.

Chemotaxis

The organism’s movement in a particular direction as a response to certain chemicals that are available in the environment is defined as chemotaxis. In brief, it can be defined as the occurrence of an organism’s movement in response to a certain chemical stimulus.