GENERAL HISTOLOGY

INTRODUCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which statement is NOT part of the cell theory?
A
All living organisms are composed of one or more cells.
B
Cells are the basic unit of organization in organisms.
C
Cells come from pre-existing cells.
D
All cells have organelles.
Explanation: 

Detailed explanation-1: -The correct option is C All cells are surrounded by cell wall.

Detailed explanation-2: -Answer and Explanation: b. It states that bacteria and other small organisms can arise spontaneously. This statement describes the Theory of Spontaneous Generation, not Cell Theory.

Detailed explanation-3: -Cell wall is only found in plant cells and not in any other cells.

Detailed explanation-4: -Therefore, the structure that is not found in all cells is b. ER (endoplasmic reticulum). This organelle is found only in eukaryotic cells and consists of both the smooth and rough endoplasmic reticulum.

There is 1 question to complete.