#Question id: 12632
#Unit 6. System Physiology – Plant
#Question id: 19187
#Unit 13. Methods in Biology
#Question id: 4081
#Unit 3. Fundamental Processes
Which of the following regulatory scenarios of cell-type-specific expression of fibronectin isoforms in humans is (are) consistent with information on known splicing factors?
a. A Tra-like splicing factor expressed in fibroblasts is required for inclusion of EIIIA and EIIIB exons.
b. An Sxl-like splicing factor is required in hepatocytes for exclusion of EIIIA and EIIIB exons.
c. A Tra-2-like factor enhances binding of the cleavage/polyadenylation complex in fibroblasts.
d. A Dsx-like protein is required to inhibit transcription of the fibronectin gene.
#Question id: 4086
#Unit 3. Fundamental Processes
RNA interference
a. utilizes antisense RNA.
b. utilizes double-stranded RNA.
c. is used to silence expression of genes.
d. utilizes short interfering RNAs.
#Question id: 24573
#Unit 10. Ecological Principles