Carbohydrate | Definition, Classification, & Examples | Britannica
2024年12月16日 · Carbohydrates are probably the most abundant and widespread organic substances in nature and are essential constituents of all living things. The term carbohydrate means “watered carbon”; the general formula C x (H 2 …
Carbohydrates: What They Are, Function & Types - Cleveland Clinic
2024年3月8日 · Carbohydrates — fiber, starches and sugars — are essential food nutrients. Your body turns carbs into glucose (blood sugar) to give you the energy you need to function. Complex carbs in fruits, vegetables and whole-grain foods are …
Carbohydrate Definition & Meaning - Merriam-Webster
The meaning of CARBOHYDRATE is any of various neutral compounds of carbon, hydrogen, and oxygen (such as sugars, starches, and celluloses) most of which are formed by green plants and which constitute a major class of animal foods.
Carbohydrates - Classification & Examples of Carbohydrates
Carbohydrates are macronutrients and are one of the three main ways by which our body obtains its energy. They are called carbohydrates as they comprise carbon, hydrogen and oxygen at their chemical level. Carbohydrates are essential nutrients which include sugars, fibers and starches.
Carbohydrate - Wikipedia
Carbohydrates are polyhydroxy aldehydes, ketones, alcohols, acids, their simple derivatives and their polymers having linkages of the acetal type. They may be classified according to their degree of polymerization, and may be divided initially into three principal groups, namely sugars, oligosaccharides and polysaccharides. [13]
Carbohydrate Definition and Examples - Biology Online
2022年5月25日 · A carbohydrate refers to any of the group of organic compound s consisting of carbon, hydrogen, and oxygen, usually in the ratio of 1:2:1, hence the general formula: C n (H 2 O) n. Carbohydrates are the most abundant among the major classes of biomolecules.
12.1: Carbohydrates - Chemistry LibreTexts
4 天之前 · Carbohydrates are an important group of biological molecules that includes sugars and starches. Photosynthesis is the process by which plants use energy from sunlight to synthesize carbohydrates. A monosaccharide is the simplest carbohydrate and cannot be hydrolyzed to produce a smaller carbohydrate molecule.
CARBOHYDRATE | English meaning - Cambridge Dictionary
CARBOHYDRATE definition: 1. one of several substances, such as sugar or starch, that provide the body with energy, or foods…. Learn more.
Carbohydrates - MedlinePlus
2024年3月25日 · Carbohydrates, or carbs, are sugar molecules. Along with proteins and fats, carbohydrates are one of three main nutrients found in foods and drinks. Your body breaks down carbohydrates into glucose. Glucose, or blood sugar, is the main source of energy for your body's cells, tissues, and organs.
Carbohydrates – Definition, Examples, Structure, Types, and …
2024年10月20日 · Carbohydrates are organic molecules made of carbon, hydrogen, and oxygen that serve as a major source of energy in living organisms. They include sugars, starches, and fibers and are classified into monosaccharides, disaccharides, oligosaccharides, and polysaccharides.