Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 18760
TLS Online TPP Program

#Question id: 5599

During the early part of the cleavage stage in frog development, the rapidly developing cells

#XL - T Zoology

  1. skip the mitosis phase of the cell cycle

  2. skip the S phase of the cell cycle

  3. skip the G1 and G2 phases of the cell cycle

  4. rapidly increase the volume and mass of the embryo

More Questions
TLS Online TPP Program

#Question id: 27257

#XL - T Zoology

Because of steric constraints, purines in purine nucleotides are restricted to two stable conformations with respect to deoxyribose, called syn and anti.

            
The two molecules shown in the figures are best described as
TLS Online TPP Program

#Question id: 8850

#XL - R Botany

Whatever its ultimate cause(s), the Cambrian explosion is a prime example of
TLS Online TPP Program

#Question id: 1088

#XL - Q Biochemistry

One of the major categories of receptors in the plasma membrane functions by forming dimers, adding phosphate groups, and then activating relay proteins. Which type does this?
TLS Online TPP Program

#Question id: 5603

#XL - T Zoology

During capacitation, the pathway is modulated by the removal of cholesterol from the sperm cell membrane, which allows 
TLS Online TPP Program

#Question id: 5243

#XL - T Zoology

Auxotroph culture (His- and Lac-) culture of E. coli was mutagenised. On what media would one spread the mutagenised cells to select prototroph for both His+  and Lac+ cells?