Practice Questions

TLS Online TPP Program

#Question id: 11397

Which statement about the domain Archaea is false?

#XL - S Microbiology

Genetic prospecting has recently revealed the existence of many previously unknown archean species.
Some archaeans can reduce CO2 to methane.
The genomes of archaeans are unique, containing no genes that originated within bacteria.
Some archaeans can inhabit solutions that are nearly 30% salt

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TLS Online TPP Program

#Question id: 3933

#XL - Q Biochemistry

A gene contains two 100 bp introns and three 50 bp exons. About how long is the mature RNA transcribed from this gene?

TLS Online TPP Program

#Question id: 3934

#XL - Q Biochemistry

The purpose of the GTP cap on mRNA is __.

TLS Online TPP Program

#Question id: 3935

#XL - Q Biochemistry

Sequences that are removed from the primary RNA transcript in eukaryotes are called __.

TLS Online TPP Program

#Question id: 3936

#XL - Q Biochemistry

The large RNA-protein complex that processes introns and exons is called __.

TLS Online TPP Program

#Question id: 3937

#XL - Q Biochemistry

Why was Neurospora a good organism for Beadle and Tatum's studies?

TLS Online TPP Program

#Question id: 3938

#XL - Q Biochemistry

The tertiary structure of RNA is mostly dependent upon: