A Compound Containing Only Carbon,hydrogen,and Oxygen Is Subjected to Elemental

question 78

Multiple Choice

A compound containing only carbon,hydrogen,and oxygen is subjected to elemental analysis.Upon complete combustion,a 0.7916-g sample of the compound produced 1.581 g of CO₂ and 0.6474 g of H₂O.What is the empirical formula of the compound?

• A)C₃H₆O₃
• B)C₃H₃O
• C)C₂H₄O
• D)C₂H₂O
• E)CH₂O₃

Identify the anatomical position and directions in the human body.

Recognize various body cavities and the organs within them.

Understand the significance of histology in the study of tissues.

Grasp the basics of genetics, including the concept of genes and heredity.

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Definitions:

Liposomes

Small artificial vesicles made of lipid bilayers, used in drug delivery systems and various biotechnological applications.

Lipids

A group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, and other related compounds, serving as energy storage and structural components of cell membranes.

Protobionts

Early protocell structures that are believed to have preceded true living cells, consisting of a membrane-like structure enclosing biopolymers and other organic molecules.

Genetic Material

The molecules inside cells that carry genetic information, primarily DNA, and in some viruses, RNA.