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BSC2010 LAB 8 Exam Questions Correctly Answered.
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BSC2010 LAB 8 Exam Questions Correctly Answered. What word fits in the gap? When a gene is expressed... Is produced. - CORRECT ANSWER MRNA All genes are expressed in cells. Is this statement true? - CORRECT ANSWER No only genes that are relevant for the particular cell are expressed If m...

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  • August 4, 2024
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  • 2024/2025
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  • bsc2010 lab 8 exam questions correctly answered

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BSC2010 LAB 8 Exam Questions
Correctly Answered.

What word fits in the gap? When a gene is expressed... Is produced. - CORRECT ANSWER MRNA



All genes are expressed in cells. Is this statement true? - CORRECT ANSWER No only genes that are
relevant for the particular cell are expressed



If mRNA a from gene A is very abundant in the fat tissues from the obese pig and rare in the fat tissues
of the lean pig it shows as that - CORRECT ANSWER Gene A is more expressed in obese animals



Why do we keep tissue samples for rna work in liquid nitrogen - CORRECT ANSWER To preserve the RNA
which quickly degrades at room temperature



That RNA content in a cell - CORRECT ANSWER Includes both coding mRNA and several types of non-
coding rna



Before we start, do you know Where is most of the MRNE located - CORRECT ANSWER In the cytoplasm



The lysis buffer use for RNA extraction contains - CORRECT ANSWER Guanidinium isothiocyanate and
phenol



What does the lysate consist of - CORRECT ANSWER Rna, dna, proteins, and cellular debris



What do you measure at 230, 260 and 280 nm respectively - CORRECT ANSWER Chemicals, rna/dna,
protiens



At 260/280 should be between 1.8 and 2.1. What does it mean if we have a ratio that his lower than 1.8
- CORRECT ANSWER They are a lot of proteins in the rna sample

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