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TLS Online TPP Program

#Question id: 4951

The synthesis of new DNA requires the prior existence of oligonucleotides to serve as primers. On Earth, these primers are small RNA molecules. This latter observation is evidence in support of the hypothesized existence of

#XL - S Microbiology

  1. a snowball Earth.

  2. earlier genetic systems than those based on DNA.

  3. the abiotic synthesis of organic monomers.

  4. the delivery of organic matter to Earth by meteors and comets.

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TLS Online TPP Program

#Question id: 15672

#XL - S Microbiology

Late log phase of the bacterial growth curve
TLS Online TPP Program

#Question id: 3037

#XL - S Microbiology

Which of the following is the best definition of generation time in a bacterium?
TLS Online TPP Program

#Question id: 19859

#XL - P Chemistry

According to Bohr’s atomic model
TLS Online TPP Program

#Question id: 4602

#XL - S Microbiology

If the bacterium Staphylococcus aureus experiences a cost for maintaining one or more antibiotic-resistance genes, what would happen in environments that lack antibiotics?
TLS Online TPP Program

#Question id: 3764

#XL - Q Biochemistry

What is the role of DNA ligase in the elongation of the lagging strand during DNA replication?