AP BIOLOGY

THE CELL

CELL THEORY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does the “ B “ mean in the ABC cell theory
A
cells come from pre existing cells
B
All living things are made of one or more cells
C
Cells are the (basic) unit of life
Explanation: 

Detailed explanation-1: -The cell is called the structural and functional unit of life as all living organisms are made up of cells. Cells are also essential for performing various life processes required for sustaining life. Furthermore, cells provide form and structure, process nutrients and convert them into useable energy.

Detailed explanation-2: -Cells are the basic structural and functional unit of life as they are the smallest unit that can be called living. One complete cell is capable of performing all the physiological activities. Cells combine to form tissues, which are a collection of cells performing a similar function.

Detailed explanation-3: -The main purpose of B cells is to produce and release antibodies that are specific for the unique antigen on the surface of a pathogen. The antibody is also called an immunoglobulin. This occurs through the plasma B cells.

Detailed explanation-4: -A cell is a unit of living that can live by itself and includes all living organisms and tissues of the body. It consists of three major parts: the cell membrane, nucleus, and cytoplasm. In addition to surrounding the cell, the cell membrane is in charge of deciding which substances can get into and leave the cell.

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