Which Macromolecule Do the Majority of Scientists Favor as the "First

question 3

Multiple Choice

Which macromolecule do the majority of scientists favor as the "first" to be found in protobionts?

• A)DNA.
• B)RNA.
• C)Amino acids.
• D)Proteins.

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Definitions:

Connective Tissue

Tissue that supports, binds together, and protects the organs and other tissues of the body, including bone, cartilage, and blood.

Topical Anesthetics

Medications applied to the skin or mucous membranes to numb the area and provide pain relief during minor procedures or to alleviate symptoms of certain conditions.

Normal Saline

A solution of 0.9% sodium chloride (salt) in water, mirroring the salt concentration in blood and tissues, commonly used for intravenous hydration.

Acid PH

A measure of acidity or alkalinity, where a pH less than 7 indicates an acidic substance.