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Karl's Grandmother,who Came from Poland,died When He Was Three

question 15

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Karl's grandmother,who came from Poland,died when he was three.He can remember very little about her.In fact,he has no conscious memories of the wonderful Polish food she used to cook.One day,Karl walks by a Polish restaurant and is flooded with memories of his grandmother.The food served as a _____ for Karl's memories of his grandmother.


Definitions:

Minimal Medium

A growth medium containing only the minimal necessities required for the growth of wild-type organisms, typically used in microbial research.

Uracil

A nitrogenous base found in RNA, replacing thymine found in DNA.

Adenine

A purine nucleobase used in forming nucleotides of the nucleic acids DNA and RNA.

Nitrogenous Rings

Structures found in organic compounds where nitrogen atoms are part of a cyclic arrangement.

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