The Environmental Protection Agency (EPA), the Federal Emergency Management Agency

question 86

Multiple Choice

The Environmental Protection Agency (EPA) , the Federal Emergency Management Agency (FEMA) , and the Drug Enforcement Administration (DEA) were established by

• A)laws passed in Congress.
• B)executive orders from the president.
• C)Supreme Court decisions.
• D)federal ballot initiatives.

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Definitions:

Transcription

The process by which the DNA sequence in a gene is copied into messenger RNA (mRNA).

DNA Polymerase

Enzyme that carries out DNA replication. Uses a DNA template to assemble a complementary strand of DNA.

Ligase

An enzyme that facilitates the joining of two molecules by forming a new chemical bond, often with the consumption of ATP.

Gyrase

An enzyme that introduces negative supercoils into DNA, which is crucial for DNA replication and transcription, mainly found in bacteria.