#Question id: 4622
#Unit 11. Evolution and Behavior
Catastrophism, meaning the regular occurrence of geological or meteorological disturbances (catastrophes), was Cuvierʹs attempt to explain the existence of
#Question id: 4985
#Unit 11. Evolution and Behavior
The loss of ventral spines by modern freshwater sticklebacks is due to natural selection operating on the phenotypic affects of Pitx1 gene
#Question id: 11867
#General Aptitude
#Question id: 4268
#Unit 3. Fundamental Processes
23S rRNA catalyze peptide-bond formation as
A. base pairing between the 23S rRNA and the CCA ends of the tRNAs
B. A- and P-sites positions the a-amino group of the aminoacyl-tRNA to attack the carbonyl group of the growing polypeptide attached to the peptidyl-tRNA
C. Entropic catalysis is involved
#Question id: 7120
#Unit 5. Developmental Biology
Which of the following is the only true statement regarding compaction in the mouse embryo?