A carbohydrate is a diverse group of biological molecules that contain carbon (C), hydrogen (H) and oxygen (O) atoms. They are commonly used in biological metabolism and catabolism.

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If I were to flush enzymes down with a cellulose rich food, what would happen?

Lets say I were to consume an adequate concentration of cellulase and cellubiose with a cellulose rich food. Would nothing happen, would I successfully extract calories from the cellulose, or would it ...
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How does consumption of vinegar affect food chemistry?

For example: does consumption of vinegar somehow change digestion of flour (bread, cakes, pasta, puffs) ? May be there are some benefits to eat flour meal with vinegar ?
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Energy efficiency of carbohydrate > fat conversion

How efficient is the human body in converting surplus carbohydrate into fat? E.g., if you have 100 calories' worth of carbohydrates at the start of the process, how many calories' worth of fat will ...
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Lifeforms concentrations of the categories of macromolecules, and Lipids

Lifeforms are formed of large, modular, organic molecules called macromolecules, large organic molecules called Lipids, and simpler molecules such as H2O. Macromolecules are commonly grouped into the ...
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Glycoprotein hormones metabolism

Why do the carbohydrate groups in glycoprotein hormones decrease the rate of metabolism? And increase the half-life?
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101 views

Why is photosynthesis so complex?

Actually, what is the need of such long procedure? As much as I have understood, the sole purpose of photosynthesis is to synthesize carbohydrates, which is only used for energy storage. So, why don't ...
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Cellulose - why is it fibrous and not granular?

I was reading a book where it said that the 1 - 4 Glycosidic bond of the Beta Glucose meant that cellulose is fibrous and not ...
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Are carbohydrates an essential component of human diet?

Are people able to satisfy all the needs of a healthy diet without consuming carbohydrates? My question includes the assumption that a person has no health condition that would prevent them from ...
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183 views

Chitin, homo or heteropolysaccharide?

My teacher told me that Chitin is a heteropolysaccharide but my book regards it as a homopolysaccharide.I am so confused
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Since nature highly favors the pyranose forme of Ribose, what explains the fact we find it in the form of furanose in DNA and RNA?

I read in my notes that relative abundance of ribopyranose represents about 80% of all ribose in solution (including the alpha and beta anomeres). I'm curious as to why evolution favored the use of ...
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Amylopectin is insoluble in water while Glycogen is readily soluble

The only difference between the structures of Amylopectin and Glycogen is that Glycogen is more highly branched than Amylopectin. How this difference between their structures makes difference between ...
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Synthetic carbon fixation pathways

Have there been carbon fixation pathways of, in particular, oxygen-producing bacteria, that have been replicated in the lab or at least the enzymes for the pathways have been successfully produced in ...
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RBCs have no mitochondria but still metabolize glucose?

I have read that red blood cells (RBCs) metabolize glucose. However they don't have any mitochondria because there is just so much hemoglobin that there is no room for mitochondria without expanding ...
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Why do plants produce so much more sugar than they use?

I recently asked the question, "Do plants need O2 to consume energy they've stored via sugar?" to which @canadianer responded, "Yes, plants require oxygen to generate ATP from sugar. However, they ...
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Do plants need O₂ to consume energy they've stored via sugar?

This question came up as I work my way through the answers to another question I just asked. My understanding is that plant photosynthesis looks something like this (though with lots more going on ...
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How does it make thermodynamic sense for photosynthesizers to turn CO₂ into O₂?

My understanding is that animal metabolism consists of exothermic reactions like $$\ce{C6H12O6 + 6 O2 ->6 CO2 + 6 H2O + energy}$$ This makes thermodynamic sense to me. Animals need an exothermic ...
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Metabolism of different saccharides

Learning about carbohydrates, I wonder what the differences there are in terms of metabolism, and overall health between the different types of saccharides. In other words, does the body use ...
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Why don't McDonald's fries decompose?

So I was cleaning out my car and found a McDonalds French fry. as I don't eat anything in my car I know exactly who and when this fry is a result of. The when is + 10 months old and it could pass off ...
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Where do lost membrane proteins go after exocytosis?

Exocytotic vesicles take away membrane proteins and glycocalyx on the cell's plasma membrane surface. When those vesicles are released into the interstitial fluid and wherever else, where do they go? ...
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Why are we carbon-based?

Is that because of evolution? Does it have something to do with its amount in the universe? Carbon compounds form the basis of all known life on Earth, and the carbon-nitrogen cycle provides some of ...
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247 views

Error in textbook

This must be an error Just as proteins have a polarity defined by the amino and carboxyl termini, oligosaccharides have a polarity defined by their reducing and nonreducing ends. The ...
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What can cause the bloating in high protein diet of Whey proteins?

I am thinking what can cause the swelling of gastrointestinal system i.e. bloating after high protein diet of Whey proteins. Liver does breaks those proteins to branched chain amino acids (BCAA), ...