Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 5964
TLS Online TPP Program

#Question id: 7164

If an amphibian zygote is manipulated so that the first cleavage plane fails to divide the gray crescent, then ________.

#Unit 5. Developmental Biology
  1. the daughter cell with the entire gray crescent will die
  2. both daughter cells will develop normally, because amphibians are totipotent at this stage
  3. only the daughter cell with the gray crescent will develop normally

  4. both daughter cells will develop abnormally

More Questions
TLS Online TPP Program

#Question id: 3693

#Unit 3. Fundamental Processes

In prokaryotes, the RNA primer from the lagging strand is removed and replaced by the DNA sequence. This process is catalyzed by an enzyme ________ which possess 5'-3' exonuclease activity and 5'-3' polymerase activity.
TLS Online TPP Program

#Question id: 5747

#Unit 8. Inheritance Biology

Mosaicism is due to
TLS Online TPP Program

#Question id: 15753

#Unit 12. Applied Biology

Match the following:

Column I                  Column II

I Alkaloids               P. Digoxigenin

II Terpenoids          Q. Menthol

III Quinones           R. Anthocyanins

IV Steroids            S. Anthraquinones

                              T. Morphine
TLS Online TPP Program

#Question id: 34132

#Unit 7. System Physiology – Animal

Which of the following are incorrectly paired?
TLS Online TPP Program

#Question id: 4220

#Unit 3. Fundamental Processes

A particular triplet of bases in the template strand of DNA is 5′-AGT-3′. What would be the corresponding codon for the mRNA that is transcribed?