Problem 7E

Let X equal the number of alpha particles emitted by barium-133 per second and counted by a Geiger counter. Assume that X has a Poisson distribution with λ = 49. Approximate P(45 < X < 60).

Lecture 3 Friday,February3,24:19PM Proteins ProteinStructure • Proteinsareextraordinarilycomplex;therefore,simplerimages highlighting specific features are useful ○ Space-filling and ribbonmodels • Levelsofproteinstructureareprimary,secondary,tertiary,and quaternary • Tertiarystructurerefersto uniquethree -dimensional structures formedby globular proteins • Primarystructureofproteins: ProteinMutations: • Beta chain in HbA and HbS- Gluis changed toValinHbS • Sickle cell hemoglobin: ○ Normal hemoglobin- RBCs are compact and flexible,enabling themtosqueeze throughsmallcapillaries ProteinMutations: • Beta chain in HbA and HbS- Gluis changed toValinHbS • Sickle cell hemoglobin: ○ Normal hemog