AP BIOLOGY

THE CELL

CELL THEORY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the three parts of the Cell Theory?
A
All plants are made of cells; all animals are made of cells; all living things are made of cells
B
All living things are made of one or more cells; Cells are the basic units of life; Cells come only from existing cells
C
All living things are multicellular; The cell is the most basic unit of life; all cells pop out of nowhere
D
All living things are made of cells; DNA is the basic unit of life in all living things
Explanation: 

Detailed explanation-1: -The 3 parts of modern cell theory are: cells pass DNA to new cells, cells of the same species are made of the same stuff, and energy flow happens inside cells. Biologists Schleiden and Schwann first proposed classic cell theory in 1839, and Virchow added to it in 1858.

Detailed explanation-2: -Cell Theory: 1. All living things are made of cells 2. Cells are the basic unit of life 3. All cells come from pre-existing cells through cell division.

There is 1 question to complete.