These changes can be caused by environmental factors such as ultraviolet radiation from the sun, or can occur if an error is made as DNA copies itself during cell division. Acquired mutations in somatic cells (cells other than sperm and egg cells) cannot be passed to the next generation.
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The correct answer is: Glucose and fructose
Glucose and fructose are monosaccharaides that are joined by glycosidic linkage to form sucrose. This disaccharaides are produced naturally in plants but for human production it is is extracted, and refined, from sugar cane.
Lactose and maltose are also disaccharides. Lactose is composed of galactose and glucose, while maltose from consists of two units of glucose that are joined with an α(1→4) glycosidic bond.
The subunit of proteins is one protein molecule that assembles with more protein molecules to make a protein complex.
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Answer: D. Quantitative Observation.
Quantitative observation is the usage of your senses (smell, sight, touch, etc) or measurements to observe the results.
populations were prevented from interbreeding by geographic isolation