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Why are optical isomers important for living organisms?
The biological enzyme that works on glucose, a handed molecule, would not work on the stereoisomer of glucose (the which is not known biologically). See this
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The classification system developed in the early 1700s divided living organisms into plant and animals. Today, that has been expanded into five kingdoms. What invention was most responsible for creating the need for the additional three kingdoms?
During the early seventeenth century, organisms were classifed into two broad groups plants and animals by C, Linnaeus. But further detail study and discovery of nucleus structures, number of cells...
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Do all living things have to have all of the characteristics of life? Can something be considered living if they have a only a few characteristics? Why?
Each feature helps the organism to survive and if one is missing it means this organism is threatened. for example organisms cannot stay with out getting nutrients as they will...
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Another possible way to classify organisms would be to separate them into unicellular and multicellular organisms. Why is this not a useful classification system?
Unicellular is a feature that is spread across dissimilar types. Much like how you have hair- but so does a coconut. You are not a coconut. , and other things...
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Explain how carbohydrates are used by living organisms.
Carbohydrates which include sugars and starches are the primary energy sources produced in plants and used by heterotrophic organisms. Carbohydrates are composed of a basic chemical formula that typically...
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Which of these correctly distinguishes mitosis from meiosis?
A) Mitosis occurs in germ cells and meiosis occurs in somatic cells.
B) Crossing over takes place in mitosis and not in meiotic cell division.
C) Meiosis produces four 2N daughter cells; mitos
Recall that somatic cells are body cells excluding the reproductive cells. For example, this includes cells of the liver, skin, stomach, but not of sperm or the human egg. In...
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Why is cellular respiration important to living organisms?
All living organisms need energy for performing several activities of body. Energy is stored in food and to release energy, cellular respiration is required.
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Is virus a living or non-living thing?
According to , the cell is the basic unit of structure and function of living things, and all cells come from oher pre-existing cells by the process of cell reproduction....
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Why is genetic variation important to living organisms?
Genetic disease is mostly caused by familiarity in the genetic code. I cant remember the year, but sometime in the late 1900s an unknown disease was killing hundreds of thousands...
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Why are Carbon atoms the most versatile molecular building blocks used by living organisms?
It is quite that remarkable that carbon should offer such a rich and diverse chemistry, and you are right to ask why. Carbon has the ability to catenate, to form...
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