OBJECTIVE LIFE SCIENCE
DIVERSITY AMONG LIFE FORMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -Cells are called building blocks of life because they are basic structural and functional units of our life. In the different levels of organization in an organism, the cell acts as the basic unit. This means cells form the tissues, organs and organ systems in the different organisms.
Detailed explanation-2: -Three important building blocks are amino acids, lipids, and nucleotides. Each is used by our cells to make more complex molecules and structures necessary for life. But how each of these is made in modern biology is very different to how they were made at the emergence of life.
Detailed explanation-3: -Final answer: The statement which is true for cells is a single cell can perform all the functions in a unicellular organism.