AP BIOLOGY

EVOLUTION

THE ORIGIN OF LIFE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Molecules like RNA replicate and make more of themselves automatically
A
true
B
false
Explanation: 

Detailed explanation-1: -An RNA enzyme has been developed that catalyzes the joining of oligonucleotide substrates to form additional copies of itself, undergoing self-replication with exponential growth.

Detailed explanation-2: -Self-replicating RNA (srRNA) as a vaccine and therapeutic modality has been increasingly used for the in situ production of proteins. srRNAs are derived from positive-strand RNA viruses where the structural proteins have been removed and replaced with heterologous genes of interest [1, 2, 3].

Detailed explanation-3: -Replication is the process by which a double-stranded DNA molecule is copied to produce two identical DNA molecules. DNA replication is one of the most basic processes that occurs within a cell.

Detailed explanation-4: -Nowadays, DNA and RNA need the help of many proteins to copy themselves. If there ever was a self-replicator, it has long since disappeared.

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