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TLS Online TPP Program

#Question id: 3876

Which one of the following is not true of the mRNA for ovalbumin?

#SCPH28 | Zoology

  1. Exons are used for polypeptide synthesis.

  2. Introns are complementary to their adjacent exons and will form hybrids with them.

  3. The mature mRNA is substantially shorter than the corresponding region on the DNA.

  4. The mRNA is originally synthesized in the nucleus, but ends up in the cytoplasm.

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TLS Online TPP Program

#Question id: 8712

#SCPH28 | Zoology

The lakes of northern Minnesota are home to many similar species of damselflies of the genus Enallagma. These species have apparently undergone speciation from ancestral stock since the last glacial retreat about 10 thousand years ago. Sequencing which of the following would probably be most useful in sorting out evolutionary relationships among these closely related species?
TLS Online TPP Program

#Question id: 389

#SCPH05 I Biotechnology

A weak acid HA has a pKa of 5.0.  If 1.0 mol of this acid and 0.1 mol of NaOH were dissolved in one liter of water, what would the final pH be?
TLS Online TPP Program

#Question id: 1617

#SCPH05 I Biotechnology

Which of the following statements is TRUE of lysozyme?
TLS Online TPP Program

#Question id: 19337

#SCPH28 | Zoology

Which one of the following is a type of cancer biomarker?
1. Prostate-specific antigen
2. Hydrogen peroxide
3. Epidermal growth factor receptor
Which of the following options is/are correct?
TLS Online TPP Program

#Question id: 4600

#SCPH28 | Zoology

Scientific theories ________.