Is Organic Acid a Respiratory Substrate?
Yes, organic acids can also act as respiratory substrates under certain conditions. E.g. oxalic acid, malic acid, succinic acid, etc.... View Article
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What Is Respiratory Fuel?
The respiratory fuel is a respiratory substrate, which is broken down to derive energy in cellular respiration. E.g. glucose is... View Article
What Does Dehydrogenase Do in Cellular Respiration?
Dehydrogenase is an oxidoreductase enzyme, which takes part in redox reactions. They transfer two hydrogens from organic compounds to the... View Article
Is CO2 produced in oxidative phosphorylation?
No, ATP is synthesised during oxidative phosphorylation in the electron transport system. CO2 is released in the Krebs cycle. Also... View Article
What Role Does Cytochrome C Oxidase Play in Aerobic Respiration?
Cytochrome c oxidase is one of the enzyme complexes of the electron transport system. It catalyses the last step of... View Article
What Type of Respiration Occurs When an Organism Produces and Uses Cytochrome Oxidase?
Cytochrome c oxidase (complex IV) is the final complex of the electron transport system, which transfers electrons to oxygen forming... View Article
How Does Malonate Affect Cellular Respiration?
Malonate is structurally similar to succinate and acts as a competitive inhibitor for succinate dehydrogenase. Due to its close structural... View Article
What Is the Function of Cytochromes in Cellular Respiration?
Cytochromes are haem-proteins. They act as an electron carriers and are involved in the redox reaction in the living system.... View Article
Which Stage of Cellular Respiration Produces the Most ATP?
Most of the ATP during cellular respiration is produced by oxidative phosphorylation in the electron transport system. 34 out of... View Article
What Is the Respiratory Organ of Bird?
The respiratory organ of birds is a pair of lungs. Air sacs are connected to the lungs and supplement respiration.... View Article
Where Is the Respiratory Membrane Located?
The respiratory membrane is the surface where gaseous exchange between alveoli and blood occurs in the lungs. It is a... View Article
What Is the Body’s Preferred Respiratory Substrate?
The preferred respiratory substrate is glucose. All the carbohydrates are first converted into glucose and then enter cellular respiration. Proteins... View Article
What Is Wrong With Photorespiration?
Photorespiration wastes energy and decreases sugar synthesis. Photorespiration competes with the Calvin cycle in photosynthesis. RuBisCO (Ribulose-1,5-bisphosphate carboxylase/oxygenase), which is... View Article
What Is the Difference Between Upper and Lower Respiratory Tract?
The upper respiratory tract includes the nose, nasal passages, pharynx and larynx. The lower respiratory tract includes the trachea, bronchi,... View Article
How Is the Respiratory System Affected by Asthma?
When there is a trigger, such as exposure to an allergen, the wall of airways, especially bronchi and bronchioles swell... View Article
How Do You Measure Respiratory Volume?
Respiratory volume is the amount of air present in the lungs at a given point of time during the respiratory... View Article
How Does Emphysema Affect Gas Exchange?
In emphysema, the alveolar walls are damaged resulting in a drastic reduction in the alveolar surface area, which is involved... View Article
What is the cause of asthma?
Asthma is caused due to inflammation of the bronchi and bronchioles, leading to breathing difficulties and wheezing. It is triggered... View Article
Which chronic respiratory disorder is caused mainly by cigarette smoking?
Emphysema is caused mainly due to cigarette smoking. It is a chronic disorder in which alveolar walls are damaged so... View Article
How does pH affect hemoglobin’s affinity for oxygen?
The partial pressure of O2, CO2, H+ concentration and temperature are the factors that affect the binding of oxygen and... View Article
