What Is Continental Drift?​

question 3

Multiple Choice

What is continental drift?​

• A)​slow, gradual migration of the earth's surface due to the earth's rotation
• B)​movement of the continents due to catastrophic events
• C)​movement of the earth's surface over time due to magnetic north
• D)​movement of the earth's surface over time due to plate tectonics

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Definitions:

Thymine

A pyrimidine base found in DNA, pairs with adenine in the DNA structure.

rRNA

Ribosomal RNA, a type of RNA that combines with proteins to form ribosomes, which are essential in the process of protein synthesis in cells.

Ribosome

Organelle of protein synthesis. An intact ribosome consists of two subunits, each composed of rRNA and proteins.

Large Subunit

A component of the ribosome essential for protein synthesis, larger than the other subunit it pairs with, responsible for catalytic functions.