SCIENCE
BIOLOGICAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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CELL
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TISSUE
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ORGAN
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ORGAN SYSTEM
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Detailed explanation-1: -The cell is the smallest structural and functional unit of living organisms, which can exist on its own. Therefore, it is sometimes called the building block of life.
Detailed explanation-2: -Bacteria, the Smallest of Living Organisms.
Detailed explanation-3: -Answer and Explanation: The cell is the smallest unit of life because it is the most fundamental building block of every living organism.
Detailed explanation-4: -The simplest, smallest unit of matter is the atom. Atoms bond together to form molecules, and molecules come together to form cells, the smallest unit of life. Cells group together to form tissues, such as muscle, or intestine.
Detailed explanation-5: -The smallest cell in the human body is the sperm (male gamete). Size of the sperm is 4 micrometers. Sperm is 20 times smaller than the ovum.