Description : What is the role of NAD+ in cellular respiration ? (1) It functions as an enzymes (2) It functions as an electron carrier (3) It is a nucleotide source for ATP synthesis (4) It is the final electron acceptor for anaerobic respiration
Last Answer : (2) It functions as an electron carrier
Description : Which of these statements is incorrect? (a) Enzymes of TCA cycle are present in mitochondrial matrix. (b) Glycolysis occurs in cytosol. (c) Glycolysis operates as long as it is supplied ... that can pick up hydrogen atoms. (d) Oxidative phosphorylation takes place in outer mitochondrial membrane
Last Answer : (d) Oxidative phosphorylation takes place in outer mitochondrial membrane
Description : Which of these statements is incorrect ? (1) Enzymes of TCA cycle are present in mitochondrial matrix. (2) Glycolysis occurs in cytosol. (3) Glycolysis operates as long as it is supplied ... that can pick up hydrogen atoms. (4) Oxidative phosphorylation takes place in outer mitochondrial membrane.
Last Answer : (4) Oxidative phosphorylation takes place in outer mitochondrial membrane.
Description : The process by which glucose is broken down and carbon dioxide and alcohol are released is: a) glycolysis b) photosynthesis c) respiration d) fermentation
Last Answer : ANSWER: D -- FERMENTATION
Description : Select the answer with correct matching of the structure, its location and function. Structure Location Function (a) Eustachian Anterior Equalizes air tube part of pressure on internal ear either sides ... the place Rods and cones where optic are present but nerve leaves inactive here the eye
Last Answer : (c) Hypothal Forebrain Controls body -amus temperature, urge for eating and drinking
Description : NADH is oxidised to `NAD^(+)` rather slowly in fermentation, however the reaction is very vigorous in case of aerobic respiration
Last Answer : NADH is oxidised to `NAD^(+)` rather slowly in fermentation, however the reaction is very vigorous in case of aerobic respiration
Description : What is the role of NAD+ in cellular respiration? (a) It functions as an enzyme. (b) It functions as an electron carrier. (c) It is a nucleotide source for ATP synthesis. (d) It is the final electron acceptor for anaerobic respiration.
Last Answer : c) It is a nucleotide source for ATP synthesis.
Description : Enzymes requiring NAD as co-substrate can be assayed by measuring change in absorbance at (A) 210 nm (B) 290 nm (C) 340 nm (D) 365 nm
Last Answer : Answer : C
Description : In β−oxidation of fatty acids which of the following are utilized as co-enzymes? (A) NAD+ and NADP+ (B) FAD H2 and NADH + H+ (C) FAD and FMN (D) FAD and NAD+
Last Answer : Answer : D
Description : Dehydrogenase enzymes of the hexose monophosphate shunt are (A) NAD+ specific (B) NADP+ specific (C) FAD specific (D) FMN specific
Last Answer : B
Description : What happens if the rate of respiration exceed the rate of photosynthesis in plants -Biology
Last Answer : answer:
Description : During a total solar eclipse there is most likely to be _____. A. A decrease in the rate of photosynthesis B. An increase in the rate of photosynthesis C. A decrease in the rate of respiration D. No effect on either photosynthesis or respiration
Last Answer : ANSWER: A
Description : During a total solar eclipse there is most likely to be-------? A. A decrease in the rate of photosynthesis (Answer) B. An increase in the rate of photosynthesis C. A decrease in the rate of respiration D. No effect on either photosynthesis or respiration
Last Answer : A. A decrease in the rate of photosynthesis (Answer)
Description : At a temperature above 35ºC (a) rate of photosynthesis will decline earlier than that of respiration (b) rate of respiration will decline earlier than that of photosynthesis (c) there is no fixed pattern (d) both decline simultaneously.
Last Answer : (a) rate of photosynthesis will decline earlier than that of respiration
Description : UDP glucose is converted to UDP glucurronate, a reaction catalysed by UDP glucose dehydrogenase requires (A) NAD+ (B) FAD (C) NADP (D) FMN
Last Answer : Answer : A
Description : NAD is required as a coenzyme for (A) Malate dehydrogenase (B) Succinate dehydrogenase (C) Glucose-6-phosphate dehydrogenase (D) HMG CoA reductae
Description : UDP-Glucose is converted to UDPGlucuronic acid by (A) ATP (B) GTP (C) NADP+ (D) NAD+
Description : Ethanol decreases gluconeogenesis by (A) Inhibiting glucose-6-phosphatase (B) Inhibiting PEP carboxykinase (C) Converting NAD+ into NADH and decreasing the availability of pyruvate (D) Converting NAD+ into NADH and decreasing the availability of lactate
Last Answer : C
Description : What factor can affect the rate of photosynthesis by denaturing enzymes in the plant?
Last Answer : ??
Description : Which of the following is present as a marker in lysosomal enzymes to direct them to their destination? (A) Glucose-6-phosphate (B) Mannose-6-phosphate (C) Galactose-6-phosphate (D) N-Acetyl neuraminic acid
Description : The absence of which of the following internal controls increases the opportunity for fraud? a. Appropriate segregation of duties or independent checks b. Job applicant screening for employees with access to ... access to assets d. The absence of any of the above increases the opportunity for fraud
Last Answer : The absence of any of the above increases the opportunity for fraud
Description : The 4 rate limiting enzymes of gluconeogenesis are (A) Glucokinase, Pyruvate carboxylae phosphoenol pyruvate carboxykinase and glucose-6-phosphatase (B) Pyruvate carboxylase, phosphoenol ... fructokinase, pyruvate carboxylase, phosphoenol pyruvate carboxykinase and fructose 1, 6 diphosphatase
Description : Respiration can occur in the absence of oxygen in which thing? -Do You Know?
Description : Respiration in the absence of air is called - (1) Aerobic respiration (2) Anaerobic respiration (3) Muscular respiration (4) Molecular respiration
Last Answer : (2) Anaerobic respiration Explanation: Respiration in the absence of air is called Anaerobic respiration while respiration in the presence of air (oxygen) is called aerobic respiration.
Description : Respiration can occur in the absence of oxygen in which thing?
Last Answer : Yeast
Description : 1. Respiration can occur in the absence of oxygen in which thing? 2. How many times was the term of the Lok Sabha extended upto 6 years? 3. Optic fibres are mainly used for which purpose? 4. ... Shipki La located? 20. Which Chola ruler converted the Bay of Bengal into a Chela lake'?
Last Answer : Answer : 1. Yeast 2. Once 3. Communication 4. Rainfall is seasonal and scanty 5. 1889 6. Netherlands 7. ICICI Bank 8. Plasma lemma 9. Ivory coast 10. Ghaggar-Hakra 11. Estimates Committee 12. A protein 13. ... 15. At Daimabad 16. South Korea 17. E, coli 18. 14 and 6 19. Sutlej valley 20. Rajendra I
Description : Which part of the brain controls respiration ?
Last Answer : The medullary part of the brain controls respiration.
Description : Which of the following structures or regions is incorrectly paired with its functions? (a) Medulla : Controls respiration oblongata and cardiovascular reflexes (b) Limbic : Consists of fibre tracts ... thirst (d) Corpus callosum : Band of fibers connecting left and right cerebral hemispheres
Last Answer : (b) Limbic : Consists of fibre tracts system that interconnect different regions of brain controls movement
Description : Which of the following structures or regions is incorrectly paired with its function ? (1) Medulla oblongata : controls respiration and cardiovascular reflexes. (2) Limbic system : consists of fibre ... and thirst. (4) Corpus callosum : band of fibers connecting left and right cerebral hemispheres.
Last Answer : (2) Limbic system : consists of fibre tracts that interconnect different regions of brain; controls movement.
Description : I-cell disease results from absence of the following from lysosomal enzymes: (A) Signal sequence (B) Mannose-6-phosphate (C) Sialic acid (D) A serine residue
Description : The length of small intestine in a deer is more as compared to the length of small intestine of a tiger. The reason for this is — (a) Mode of intake of food. (b) Type of food consumed. (c) Presence or absence of villi in intestines. (d) Presence or absence of digestive enzymes
Last Answer : (b) Type of food consumed.
Description : Assertion: Nucleus controls the metabolic activitie of cytoplasm. Reason: Nucleus synthesizes enzymes and send them to cytoplasm to control the activi
Last Answer : Assertion: Nucleus controls the metabolic activitie of cytoplasm. Reason: Nucleus synthesizes enzymes and ... If both Assertion & Reason are false.
Description : Regulator gene controls chemical synthesis (Operon concept) by (a) Inhibiting transcription of mRNA (b) Inhibiting enzymes (c) Inhibiting passage of mRNA (d) Inhibiting substrate enzyme reaction
Last Answer : Ans. ((a))
Description : Amylopectinosis is caused due to absence of (A) Debranching enzyme (B) Branching enzyme (C) Acid maltase (D) Glucose-6-phosphatase
Last Answer : Answer : B
Description : During glycolysis of glucose the energy liberated in the absence of oxygen is known as (A) Oxygenesis (B) Glyconeogenesis (C) Glycogenolysis (D) Anaerobic fermentation
Description : Which of the following suggests a diagnosis of familial combined hyperlipidaemia (FCHL) rather than heterozygous familial hypercholesterolaemia (FH)? 1) Tendon xanthomas 2) Presence of glucose ... premature coronary artery disease 4) Presence of arcus senilus 5) Absence of hyperuricaemia
Last Answer : Answers-2 The genetic dislipidaemias occur in one third of patients who have suffered from their first myocardial infarction below the age of 50 years in men. The commonest is familial combined ... xanthomata and arcus cornea are rarely present in children, but are very important signs to identify.
Description : Select the two correct statements out of the four (i - iv) statements given below about lac operon. (i) Glucose or galactose may bind with the repressor and inactivate it. (ii) In the absence of lactose, the repressor binds with the ... (iii) (b) (i) and (iii) (c) (ii) and (iv) (d) (i) and (ii)
Last Answer : (c) (ii) and (iv)
Description : A coenzyme present in phosphorylase is (A) NAD (B) Pyridoxal phosphate (C) Thiamin pyrophosphate (D) Coenzyme A
Description : Why are the enzymes used in cellular respiration virtually in all species?
Last Answer : the same genetic code produces those enzymes.
Description : Enzymes help in (a) Respiration (b) Digestion of food (c) Immune system (d) Reproduction
Last Answer : Ans:(b)
Description : The site of enzymes directing the metabolic oxidation (respiration), ATP synthesis and considered as power house of cell are (A) Lysosomes (B) Microsomes (C) Mitochondria (D) Golgi apparatus
Last Answer : (C) Mitochondria
Description : Out of photosynthesis and respiration in plants, which process occurs : (a) all the time ? -Science
Last Answer : Respiration. (b) Photosynthesis.
Description : How do cytochromes function in photosynthesis and respiration? -Biology
Description : How are photosynthesis and respiration related to each other? -Biology
Description : Differences between respiration and photosynthesis? -Biology
Description : Why are photosynthesis and cellular respiration viewed as complementary processes? -Biology