#Question id: 2608
#Unit 2. Cellular Organization
Which amino acid is involved in last step;
#Question id: 4259
#Unit 3. Fundamental Processes
Rank the following one-base point mutations with respect to their likelihood of affecting the structure of the corresponding polypeptide (from most likely to least likely).
1. insertion mutation deep within an intron
2. substitution mutation at the third position of a codon in an exon
3. substitution mutation at the second position of a codon in an exon
4. deletion mutation within the first exon of the gene
#Question id: 7757
#Unit 5. Developmental Biology
#Question id: 5052
#Unit 5. Developmental Biology
cell populations within each germ layer expand and differentiate, resident stem cells are maintained within these developing tissues and function to generate cell types with restricted specificity for the tissue in which they reside. these stem cells are-
#Question id: 10577
#Unit 10. Ecological Principles