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TLS Online TPP Program

#Question id: 11397

Which statement about the domain Archaea is false?

#XL - S Microbiology
  1. Genetic prospecting has recently revealed the existence of many previously unknown archean species.
  2. Some archaeans can reduce CO2 to methane.
  3. The genomes of archaeans are unique, containing no genes that originated within bacteria.
  4. Some archaeans can inhabit solutions that are nearly 30% salt
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TLS Online TPP Program

#Question id: 4154

#XL - T Zoology

How many possible codons (of normal size) are possible using the bases found in DNA?
TLS Online TPP Program

#Question id: 2313

#XL - T Zoology

In which of the following cells would you expect to find the most mitochondria?
TLS Online TPP Program

#Question id: 3468

#XL - T Zoology

Which of following is incorrect regards group selection?
TLS Online TPP Program

#Question id: 757

#XL - Q Biochemistry

_______________ a bacterial enzyme, uses the energy of ATP hydrolysis to introduce negative supercoiling into DNA hence removing positive supercoiling generated during replication.
TLS Online TPP Program

#Question id: 4947

#XL - S Microbiology

The first genes on Earth were probably