A $20 Bill Is a

question 33

Multiple Choice

A $20 bill is a

• A)gold certificate.
• B)Treasury note.
• C)Treasury bill.
• D)Federal Reserve note.

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Definitions:

Obligate Anaerobes

are organisms that can only survive in environments without oxygen because oxygen is toxic to their metabolic processes.

Obligate Aerobes

Organisms that require oxygen for cellular respiration and cannot survive without it.

Cyanobacteria

A phylum of bacteria that obtain their energy through photosynthesis and are known for their role in the Earth's early atmosphere's oxygenation.

Mosasaur

A group of extinct, large marine reptiles resembling large lizards that lived during the Late Cretaceous period and are known from fossil records.