Nicole heard a rumor: her boyfriend joseph was seen at the mall with her best friend. nicole is afraid joseph is going to break up with her. when joseph comes over to visit, nicole is visibly upset. however, when joseph asks her if anything is bothering her, nicole simple says: "nothing is wrong." she refuses to talk with joseph about why she is upset. this is an illustration of which roadblock?

Some viruses can be crystallized and their structures analyzed. one such virus is yellow mottle virus, which infects beans. this virus has a single-stranded rna genome containing about 6300 nucleotides. its capsid is 25-30 nm in diameter and contains 180 identical capsomeres. if the yellow mottle virus begins its infection of a cell by using its genome as mrna, which of the following would you expect to be able to measure? a) replication rateb) transcription ratec) translation rated) formation of new transcription factors