AP BIOLOGY

THE CELL

CELL THEORY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Cells are the smallest part of an organism that can carry out all of the life functions. Which part of the cell theory incorporates this idea?
A
Cells can only be seen with a microscope.
B
Cells are the basic unit of life.
C
Only plants and animals are made of cells.
D
New cells can be produced from pre-existing cells.
Explanation: 

Detailed explanation-1: -Cells are the smallest part of an organism that can carry out all of the life functions. Which part of the cell theory incorporates this idea? Cells can only be seen with a microscope. Cells are the basic unit of life.

Detailed explanation-2: -Cells-the smallest unit that can perform all of life processes.

Detailed explanation-3: -modern cell theory. noun. theory that cells are the basic structural, functional, and organizational units of both single-celled and multicellular organisms; cells divide and pass on hereditary information; and energy flows within cells.

Detailed explanation-4: -The smallest basic unit of life is the cell. The cell is made up of organelles, and macromolecules (which are made up of atoms) that perform the functions required for a living organism to survive. The cell is considered to be the smallest unit of life, as certain cells are able to exist, and survive on their own.

Detailed explanation-5: -The cell is known as the structural and functional unit of life because all living beings are formed of cells. Cells are very important for performing various life processes which are required for sustaining life on earth. Moreover, cells give form and structure, process nutrients and make it into usable energy.

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