#Question id: 4960
#Unit 11. Evolution and Behavior
Letʹs say that a hypothetical submersible robot was used to collect samples of sedimentary rock from the sea floor along the section illustrated. The robot moved back and forth along the transect, collecting first from site A, then site III, then site B, then site II, and lastly site D. Assuming that sedimentation has occurred at a constant rate along the transect over the past million years, rearrange the sites mentioned above on the basis of the thickness of the sediments overlying the igneous rock, from thickest to thinnest.
#Question id: 7276
#Unit 5. Developmental Biology
The
cells that make up a tetrapod limb arise from three developing tissues:
The
____a______ will provide skeletal precursors to the limb.
The
_____b____ will provide muscle precursors to the limb.
The
_____c____ will provide the skin of the limb.
Which of the following option is correct?
#Question id: 23518
#General Aptitude
#Question id: 3848
#Unit 3. Fundamental Processes
are small molecules that function as adapters between amino acids and codons.
#Question id: 849
#Unit 1. Molecules and their Interaction Relevant to Biology
The rigidity of the peptide unit and the restricted set of allowed phi and psi angles limits the number of structures accessible to the unfolded form sufficiently to allow:-