In SDS-PAGE, proteins on
the gel are: ()
A: Positively charged
B: Negatively charged
C: No net charge
D: Some are positively
charged, others are negative.
the gel are: ()
A: Positively charged
B: Negatively charged
C: No net charge
D: Some are positively
charged, others are negative.
举一反三
- Two charged bodies that are attracted to each other, how electrically do they behave？ A: both positively charged B: both negatively charged C: both neutral D: One positive charge and one negative charge
- In semiconductor physics, positive holes(空穴) are treated as if they were positively charged electrons.
- Ceteris<br/>paribus, the price and yield on a bond are ________ A: positively<br/>related. B: negatively<br/>related. C: sometimes<br/>positively and sometimes negatively related. D: not<br/>related. E: indefinitely<br/>related.
- for products and services has become a way of life. A: Charging B: Charge C: Charged D: Having charged
- The police _______ the driver _____ stealing but the witnesses ______ his innocence. A: charged, with, confirmed B: charged, of, suspected C: charged, with, suspected D: charged, into, confirmed