#Question id: 19210
#Unit 12. Applied Biology
#Question id: 31347
#Unit 1. Molecules and their Interaction Relevant to Biology
#Question id: 7095
#Unit 5. Developmental Biology
Which of the following, first discovered through
mutagenesis studies in Drosophila, also function in the development of mammals
like us?
a) hedgehog
b) homeobox genes
c) the Wnt family
d) the Toll signaling pathway
Which of the following combination is correct?
#Question id: 4360
#Unit 3. Fundamental Processes
Which of the following functions are characteristic of general transcription factors in eukaryotes?
#Question id: 3709
#Unit 3. Fundamental Processes
DNA that has been liberally labeled with radioactive 14C is used as the template for replication. Replication is carried out in a medium containing only unlabeled nucleotides. After two rounds of replication, what percent of DNA molecules are still labeled?