Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 41401
TLS Online TPP Program

#Question id: 4337

Which of the following conditions is most likely to cause the lactose operon to be transcribed?

#SCPH05 I Biotechnology

  1. There is more glucose in the cell than lactose.

  2. There is glucose but no lactose in the cell.

  3. The cyclic AMP and lactose levels are both high within the cell.

  4. The cAMP level is high and the lactose level is low.

More Questions
TLS Online TPP Program

#Question id: 3855

#SCPH01 Biochemistry

In eukaryotes, which of the following modifications is made to a primary transcript prior to its transport out of the nucleus?
TLS Online TPP Program

#Question id: 6998

#SCPH28 | Zoology

Which of the following is an adult organism that has fewer than 1,000 cells?
TLS Online TPP Program

#Question id: 2061

#SCPH05 I Biotechnology

Which of the following types of molecules are hydrophilic and therefore excluded from the hydrophobic portion of the phospholipid bilayer?
TLS Online TPP Program

#Question id: 3038

#SCPH28 | Zoology

If a culture starts with 50 cells, how many cells will be present after five generations with no cell death?
TLS Online TPP Program

#Question id: 807

#SCPH05 I Biotechnology

Which of the following forces can stabilize a normal DNA double-helix?