How Much of the Earth's Surface Is Occupied by the Oceans

question 41

Multiple Choice

How much of the Earth's surface is occupied by the oceans?

• A) 12%
• B) 30%
• C) 50%
• D) 70%

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Definitions:

Activators

Proteins that bind to DNA and increase the rate of transcription, playing a crucial role in gene regulation.

Repressors

Proteins that bind to specific DNA sequences and inhibit the transcription of genes, playing a crucial role in gene regulation.

Inducers

Substances that increase the rate of enzyme activity or gene expression.

Missense Mutation

A type of genetic mutation where a single nucleotide change results in the coding of a different amino acid, potentially altering protein function.