Which is a part of the electron transport chain?   A. ATP   B. cytochrome   C. ATP synthase   D. rubisco

Q: What two products result from photosynthesis? a. water and carbon dioxide b. water and oxygen c.…

A: Plants are chiefly multicellular living beings, transcendently photosynthetic eukaryotes of the…

Q: Plants produce oxygen when they photosynthesize. Where does the oxygen come from? a. splitting water…

A: Photosynthesis is a process in which plants, some bacteria and algae can synthesize food in form of…

Q: During the aerobic cellular respiration, where do ATP molecules form?   a. Cytosol only b. Cytosol…

A: Answer is (a) cytosol only

Q: What is the process exhibited by plants as shown in the image? * a. cytolysis b. plasmolysis C.…

A: A cell is a cytoplasmic mass with a cell membrane on the outside. Cells, which are typically tiny in…

Q: The main function of glycogen is?  A. To store energy in the form of sugar not currently needed by…

A: In glycogen, there is polarity due to a free anomeric carbon known as the reducing end and a free…

Q: In a body's muscle cells, what is happening as the thyroxine levels decrease? a. More ATP is being…

A: In the body, the thyroid gland releases the hormone thyroxine into the bloodstream. Through the…

Q: Which polysaccharide is usually found in the cell wall of fungi? a. starch b. glycogen c. chitin d.…

A: Fungi are the non-motile eukaryotic organisms which exists as saprophytes and parasites. They…

Q: What must occur before amino acids can be used for metabolic pathways other than protein synthesis?…

A: Amino acids should be deaminated before entering into the other metabolic pathways so as to convert…

Q: Free radical formation can occur as a result of normal cellular metabolism? A. True B. False

A: Any molecular species capable of independent existence that has an unpaired electron in an atomic…

Q: Which statement describes how heterotrophs depend on autotrophs for survival? Autotrophs supply…

A: Option B is correct.

Q: Which process consumes energy? a. oxidative phosphorylation b. TCA cycle c. fructose catabolism…

A: Metabolism is process that converts food into energy.

Q: Where is the energy stored in a molecule of ATP? a. Within the bonds between nitrogen and carbon…

A: ATP (Adenosine triphosphate) is the energy currency of the cell. It provides the required energy for…

Q: How many carbon atoms are present in pyruvate? a. 12 b. 6.  c. 3 d. 2

A: Pyruvate is an important chemical in biochemistry, as it is involved in many metabolic pathways.…

Q: Which is not an example of an exergonic reaction?a. photosynthesisb. a nuclear reaction in the sunc.…

A: An exergonic reaction is a chemical reaction which is associated with a negative free energy change.…

Q: Where does the energy come from to drive photosynthesis?a. A chloroplast c. The sunb. ATP d. Glucose

A: Plants are the autotrophic organisms that are capable of synthesizing their own food with the help…

Q: Which is not an essential amino acid? a. Tryptophan b. Threonine c. Histidine d. Cysteine

A: On the basis of nutritional requirement amino acids are divided into three groups:-   1) Non…

Q: Which process does not generate CO2? A. the citric acid cycle B. the conversion of pyruvate to…

A: Asked question:Need to find the process in which CO2 is not produced.

Q: Which chemical reaction describes the process that produces the food for almost all life on Earth?…

A: The process that produces the food for almost all life on Earth is photosynthesis.  In this process…

Q: Denaturation results in the deactivation of the enzyme? A. True B. False

A: Ans)Enzyme structures unfold (denature) when heated or exposed to chemical denaturants and this…

Q: What is the function of the active site of an enzyme? a. Involved in the catalytic reaction of the…

A: Enzymes are organic substances produced by living cells. Enzymes are referred to as biocatalysts…

Q: Which is true about O-H bonds? A. They are polar and oxygen is the negative end. B. They are polar…

A: O-H bond contains an oxygen and hydrogen atom and this bond is a single covalent bond that carries a…

Q: Describe the flow of electrons from NADH and FADH 2to the complexes of electron transport chain and,…

A: Electron transport chain is the series of reactions occurring in the inner mitochondrial membrane…

Q: What is a regulatory mechanism in which a reaction product slows or stops a metabolic pathway that…

A: Inhibition can be defined as a process in which certain compounds interact with the enzymes and…

Q: What is the energy of a photon first used to do in photosynthesis?a. split a water moleculeb.…

A: Photosynthesis is a process by which plants make their food. In the photosynthesis process plants…

Q: Which of the following are part of the electron transport chain? A. acetyl COA B. NADH C. lactic…

A: Introduction :- Pyruvate is a byproduct of glycolysis, which happens in the cytoplasm of the cell…

Q: What helps in the passage of hydrophilic solutes through the plasma membrane? A. Protein in the…

A: Hydrophilic is the term given to substances that are polar and water loving. These substances can…

Q: Which is NOT a difference between prokaryotic and eukaryotic cells?   a. Eukaryotes have a plasma…

A: Introduction :- Eukaryotes are a type of cell that make up all multicellular organisms (plants,…

Q: Cyanide binds to at least one molecule involved in producing ATP. In a cell exposed to cyanide, most…

A: ATP production is the process by which cells convert energy from nutrients into ATP, which is used…

Q: When you heat a solution past the optimum for an enzyme? A. the active site permanently binds…

A: * Enzyme acts as catalyst by decreasing activation energy. * The enzymes will convert the substrate…

Q: primary role of the B-vitamins is to? A. Act as coenzymes  B. Relieve stress C. Give us energy…

A: Vitamin B is water-soluble. There are a total of eight vitamins which are collectively referred to…

Q: Which would be necessary to keep the reactions of life going, if enzymes were not present? 1.…

A: Enzymes act as catalyst in all the life reactions. In this question, it is asked what would be…

Q: Which form of transport through the plasma membrane requires the expendi- ture of energy by the…

A: Introduction :- The plasma membrane, also known as the cell membrane, is the membrane that separates…

Q: A vesicle in the cytoplasm is found to contain DNA with nucleotide sequences similar to those found…

A: Cytoplasm is gelatinous material present inside the cell membrane of the cell. It has major…

Q: Each molecule of FADH2 results in the production of how many ATP molecules during aerobic…

A: The process of cellular respiration that occurs in the presence of oxygen gas in order to create…

Q: Which process of aerobic respiration produces the majority of ATP?     a. Pyruvate oxidation…

A: Aerobic respiration is a process that produces energy by using oxygen molecules. Energy produces in…

Q: Which statement is CORRECT regarding D and L stereoisomers?  A. L steroisomeres increase activation…

A: The stereoisomers are the isomers that have the same composition (same molecular formula) but that…

Q: Which cells can form ATP by breaking down glucose? A. Prokaryotes only B. Animals only C. Plants…

A:

Q: How many ATP are made per turn of this cycle? A B. C) 32 D) 36

A: Answer- 32

Q: When are free radicals formed? A. Only in disease states, because that is what initiated the…

A: Free radicals can be defined as a type of molecule that has 1 or >1 unpaired electron & they…

Q: Which process below produces 2 molecules of pyruvate and 2 molecules of ATP? A. Fermentation…

A: Cellular respiration is the aerobic cycle by which cells separate glucose particles, discharge…

Q: What is meant by the term cellular respiration? A. The process by which cells breath B. The…

A: Cellular respiration is a multistep process that all cells utilize to collect energy from organic…