Which of the following statements is false regarding the electron donors in prokaryotic metabolism? A) O The use of organic compounds as electron donors is known as chemo-organotrophy. B) O Lithotrophy refers to the use of inorganic molecules as electron sources. C) O Photolysis of water provides electrons to phototrophic organisms such as cyanobacteria. D) Electrons can be obtained from inorganic chemicals such as H2S. E) O Oxygen can serve as an electron donor.

Q: What cycle sends electrons, via NADH and FADH2, to the respiratory chain?  A) Glycolysis B) Krebs…

A: NADH is nicotinamide adenine dinucleotide and FADH2 is flavin adenine dinucleotide hydrogen. These…

Q: The probabiliy of a particular reaction occurring in a cell can be increased by A) having reactants…

A: particular reaction occurring in a cell  and its  increasing depend on several factors such as…

Q: What is true for anaerobic cellular respiration? a) The mitochondrion is not needed. Ob) An organic…

A: Anaerobic cellular respiration is a metabolic process by which organisms break down glucose…

Q: 1) which are the substrates of aerobic respiration? A)Glucose B)Carbon dioxide C)Water D)Oxygen…

A: Respiration: The physical and chemical mechanisms (such as inhalation and diffusion) through which…

Q: Coenzyme A is: A) a form of cellular energy. OB) an anabolic electron carrier. C) a catabolic…

A: Cells convert energy into small, energy-rich molecules such as ATP and nicotinamide adenine…

Q: What is lithotrophy? A) O the breakdown of molecules using light energy B) O the oxidation of…

A: A lithotroph is an organism that uses inorganic substrates as a source of electron donors to drive…

Q: Select all of the following that are false: a) Fermentation directly produces ATP. b) Fermentation…

A: The Latin word fervent is whence the word ferment is derived. The verb fervent means "to boil." The…

Q: Metabolic pathways can function efficiently without external control, and will not overproduce…

A: Metabolic pathways are the pathways occurring in the cell leading to the formation of multiple…

Q: which of the following glycolytic reactions is an oxidation? a) G3P to 1,3-BPG b) PEP to Pyr…

A: Glycolysis is an oxidative process in which one mole of glucose is partially oxidized into the two…

Q: The place on the enzyme where the substrate binds is called the: a) coenzyme  b)  transition state…

A: An enzyme is usually made up of protein with different amino acids linked together by peptide bonds.…

Q: Fermentation can most accurately be described by which of these?   a) The reoxidation of NADH by…

A: Understanding the accurate description of fermentation is crucial in comprehending the metabolic…

Q: What is the difference between cellular respiration and fermentation? Select an answer. a) cellular…

A: The stages of cellular respiration include glycolysis, pyruvate oxidation, the citric acid or Krebs…

Q: In the Prokaryote and in eukaryotes, the chemical reaction (Glucose à 2 pyruvate molecules)…

A: Photosynthesis is a physio-chemical process by where green plants use light energy to synthesize…

Q: 22- Which of these statements is false regarding metabolism in genera

A: as per our company guidelines we are supposed to answer only first 3 parts. Kindly repost other…

Q: What do we mean by NAD?       a)  none of these answers apply   b)  nucleolus associated…

A: These are generally gene-free areas that are hypothesized to be important in the organizing and…

Q: Where in respiration is the most ATP produced? Group of answer choices a)electron transport chain…

A: Cellular respiration is a metabolic process that take place in the cells of organisms, which…

Q: 5. a) The cell creates molecules of NADH and FADH2 to use in the electron transport chain as they…

A: Mitochondria are defined as membrane-bound cell organelles that will generate or produce most of the…

Q: Which of the following statements is false? Enzymesa) bind to substrates.b) lower the energy of…

A:

Q: ATP SYNTHESIS VIA ATP SYNTHASE:   a) Prokaryotic location:      b) Eukaryotic location:   c)…

A: ATP SYNTHASE- It is an enzyme also known as complex V in an electron transport system. This enzyme…

Q: Photosynthetic organisms were present when Earth was primarily anoxic. Why was the appearance of…

A: Photosynthesis can be termed as the process associated with the production of energy with the help…

Q: Which is true regarding bacterial and archaea species that use nitrogen and sulfur compounds in…

A: Microbes primarily bacteria utilize nitrogen or sulfur compounds as part of their metabolic activity…

Q: Match the terms   a) Calvin cycle occurs in                                 1) Non-cyclic…

A: Answer. Photosynthesis is a two-stage process: one stage is dependent on the light and the other is…

Q: Only select prokaryotic organisms can harvest energy from food by oxidative phosphorylation, but can…

A: Hi, Thanks For Your Question Correct Answer : Option E Is Correct Reason For Correct Option :…

Q: 8) Biological catalysts involved in the acceleration of the rate of chemical reactions are called A)…

A: Metabolism refers to the sum of both anabolic and catabolic reactions. It refers to the…

Q: There are two types of nutrient pools, atmospheric-hydrospheric, and sedimentary. How are they…

A: There are two types of biogeochemical cycle based on the nature of the nutrient reservoirs/pools and…

Q: Why is the citric acid cycle the central pathway in metabolism? (Select all that apply.) a) Citric…

A: Citric acid cycle is also called as Tri carboxylic acid cycle or Krebs cycle.…

Q: What is (are) the product(s) that are transferred into the electron transport chain from the citric…

A: The citric acid cycle is also known as tricarboxylic acid or Kreb cycle. It occurs in the…

Q: Which definition is INCORRECT? A) O Photoexcitation: light absorption leads to raising an electron…

A: Photosynthesis is the conversion of light energy into chemical energy by phototrophs, which is then…

Q: When NAD+ accepts electrons during a glycolysis reaction, this is an example of a _____ reaction.…

A: Glycolysis is the central pathway for the Glucose metabolism where the Glucose is converted into the…

Q: Within the eukaryotic cell, the source of most of the energy stored in ATP is produced through the:…

A: Introduction - Organisms with a nucleus and other membrane-bound organelles are known as eukaryotes.…

Q: Define the following terms: A) substrate B) cofactor C) coenzyme D) apoenzyme E) holoenzyme

A: Enzymes These are defined as the proteins that help in speeding up metabolism and the  chemical…

Q: What Is The Main Purpose Of Oxygen In Cellular Respiration? A)Allowing For The Break Down Of…

A: Cellular respiration is the cellular process that transfers chemical energy from glucose to ATP.…

Q: Which of these statements is/are TRUE? A) In general, species that can grow at higher temperatures…

A: Microorganisms or microbes are microscopic organisms that exist as unicellular, multicellular, or…

Q: A) the movement of protons across a membrane due to a proton gradient. B) the flow of electrons…

A: Proton Motive force is generated in the final aspect of cellular respiration which is electron…

Q: You are conducting a study of comparing human, chlamydomonas and Cyanobacteria. Which is a protein…

A: Mitochondria play a key role in the life and death of eukaryotic cells. It is called the kitchen of…

Q: pathways that use chemical energy of ATP to form new covalent bonds biochemical pathways that…

A: All cells function as biochemical factories. Within living cell, biomolecules are constantly being…

Q: first half of the Q cycle results in

A: The mechanism of the participation of ubiquinone in the electron transport process was proposed by…

Q: 14) Which of the following statements is true under the conditions provided: the enzyme…

A: For a one-substrate enzyme-catalyzed reaction, the Michaelis-Menton equation shows the quantitative…

Q: The 02 to be utilized by the mitochondria of all eukaryote cells is produced by A) Oxidative…

A: Mitochondria is the cell organelles, found in most of eukaryotes. Mitochondria perform aerobic…

Q: Chloroplasts most likely originated from which of these independent organisms? a) Cyanobacteria b)…

A: Plant cells contain numerous structures that are not found in eukaryotes. In particular,…

Q: Where is most of the water in this reaction produced? C6H1206 +60₂ →6CO₂ + 6H₂O OA) glycolysis B)…

A: Answer :- The reaction C6H12O6 + 6O2 → 6CO2 + 6H2O represents the process of cellular  respiration,…

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.