Greater Numbers of Base Changes Are Found in MRNA Than

question 98

Multiple Choice

Greater numbers of base changes are found in mRNA than in replicated DNA from the same gene sequence, because RNA polymerase

• A) does not proofread.
• B) uses UTP instead of thymidine triphosphate (TTP).
• C) uses only one strand as its template.
• D) is not processive.
• E) catalyzes the addition of nucleotides in the 3′-to-5′ direction.

---

Definitions:

Continental Crust

The thick, buoyant part of the Earth's crust that forms the continents, characterized by its granitic composition.

Entire Earth

Refers to the whole planet, encompassing all its physical components and phenomena.

Banded Iron Formations

Sedimentary rocks consisting of alternating layers of iron-rich minerals and silica, significant as a source of iron and as evidence of Earth's oxygenation.

Sedimentary Rocks

Rocks formed by the accumulation and consolidation of sediment, especially fragments of rocks, minerals, and organic matter.