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

#SCPH06 I Botany
  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.

More Questions
TLS Online TPP Program

#Question id: 347

#SCPH06 I Botany

A beaker contains 100 milliliters (mL) of NaOH solution at pH = 13. A technician carefully pours into the beaker 10 mL of HCl at pH = 1. Which of the following statements correctly describes the result of this mixing?

TLS Online TPP Program

#Question id: 347

#SCPH28 | Zoology

A beaker contains 100 milliliters (mL) of NaOH solution at pH = 13. A technician carefully pours into the beaker 10 mL of HCl at pH = 1. Which of the following statements correctly describes the result of this mixing?

TLS Online TPP Program

#Question id: 348

#SCPH01 Biochemistry

Sulfur is in the same column of the periodic table as oxygen, but has electronegativity similar to carbon. Compared to water molecules, molecules of H2S will ________.

TLS Online TPP Program

#Question id: 348

#I Life Science/ Life Sciences Group – I-V

Sulfur is in the same column of the periodic table as oxygen, but has electronegativity similar to carbon. Compared to water molecules, molecules of H2S will ________.

TLS Online TPP Program

#Question id: 348

#I Life Science/ Life Sciences Group – I-V

Sulfur is in the same column of the periodic table as oxygen, but has electronegativity similar to carbon. Compared to water molecules, molecules of H2S will ________.

TLS Online TPP Program

#Question id: 348

#SCPH05 I Biotechnology

Sulfur is in the same column of the periodic table as oxygen, but has electronegativity similar to carbon. Compared to water molecules, molecules of H2S will ________.