Define frustration: the act of frustrating; the state or an instance of being frustrated â frustration in a sentence the act of frustrating; the state or an instance of being frustratedâ¦ See the full definition
The definition of a blot is a spot or stain, whether physical or on a person's character. An example of a blot is an ink stain on a shirt. Blot means to dry, soak up or remove. An example of to blot is to wipe up tipped over milk with a paper towel.
| more... Northern blot is a technique used in molecular biology research to study gene expression. It takes its name from its similarity to the Southern blot technique, named for biologist Edwin Southern. The major difference is that RNA, rather than DNA, is analyzed in the northern blot.