GENERAL HISTOLOGY

INTRODUCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Organic compounds always contain carbon.
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -This means that all organic compounds have in common the presence of carbon atoms and hydrogen atoms. In addition, different organic compounds may contain oxygen, nitrogen, phosphorous, and other elements. Carbon dioxide (CO2) does not have hydrogen; then, it is not an organic compound.

Detailed explanation-2: -Organic compounds always contain carbon along with other elements that are needed for living organisms to function. Carbon is the key element because it has four electrons in an outer electron shell that can hold eight electrons.

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