REGISTERED NURSE ASSISTANT AT SURGERY – CERTIFIED
(RNAS-C) | QUESTIONS & ANSWERS | NEW 2026/2027 UPDATE |
GRADED A+| 100% CORRECT (VERIFIED SOLUTIONS)
When a gene is expressed ... is produced. -
CORRECT|ANSWER
mRNA
All genes are expressed in all cells. Is this statement true? -
CORRECT|ANSWER
No, only genes that are relevant for that particular cells are expressed.
If mRNA from gene A is very abundant in the fat tissue from the obese pig and rare in the fat tissue of
the lean pig, it shows us that... -
CORRECT|ANSWER
Gene A is more expressed in obese animals
Why do we keep tissue samples for RNA work in liquid nitrogen (-196 degree C)? -
CORRECT|ANSWER
To preserve the RNA, which quickly degrades at room temperature
The RNA content in a cell... -
CORRECT|ANSWER
Includes both coding mRNA and several types of non-coding RNA
Where most of the mRNA is located? -
CORRECT|ANSWER
In the cytoplasm
The lysis buffer used for RNA extraction contains... -
CORRECT|ANSWER
Guanidium isothiocyanate and phenol
(RNAS-C) | QUESTIONS & ANSWERS | NEW 2026/2027 UPDATE |
GRADED A+| 100% CORRECT (VERIFIED SOLUTIONS)
When a gene is expressed ... is produced. -
CORRECT|ANSWER
mRNA
All genes are expressed in all cells. Is this statement true? -
CORRECT|ANSWER
No, only genes that are relevant for that particular cells are expressed.
If mRNA from gene A is very abundant in the fat tissue from the obese pig and rare in the fat tissue of
the lean pig, it shows us that... -
CORRECT|ANSWER
Gene A is more expressed in obese animals
Why do we keep tissue samples for RNA work in liquid nitrogen (-196 degree C)? -
CORRECT|ANSWER
To preserve the RNA, which quickly degrades at room temperature
The RNA content in a cell... -
CORRECT|ANSWER
Includes both coding mRNA and several types of non-coding RNA
Where most of the mRNA is located? -
CORRECT|ANSWER
In the cytoplasm
The lysis buffer used for RNA extraction contains... -
CORRECT|ANSWER
Guanidium isothiocyanate and phenol