Which dye is used to stain chromosomes?

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(D) Chromosomes are composed of chromatin,which consists of $DNA$ and proteins. Various stains are used in cytology to visualize chromosomes during ce

Vedclass · Accepted Answer

All of the above

Vedclass · Answer

(D) Chromosomes are composed of chromatin,which consists of $DNA$ and proteins. Various stains are used in cytology to visualize chromosomes during cell division. $1$. Acetocarmine is a common nuclear stain used to stain chromosomes in squash preparations. $2$. Hematoxylin is a basic dye that binds to acidic components like $DNA$ in chromosomes,staining them blue or purple. $3$. The Feulgen stain is a specific histochemical technique used to identify chromosomal $DNA$,which stains reddish-purple. Since all these dyes are used for staining chromosomes,the correct answer is $D$.

List-$I$	List-$II$
$A$. Cristae	$I$. Flat membrane sacs in stroma of chloroplast
$B$. Cisternae	$II$. Infoldings in mitochondria
$C$. Thylakoids	$III$. Cell membrane
$D$. Phospholipid	$IV$. Disc shaped sacs in the Golgi apparatus

Similar Questions

Which of the following statements is incorrect?

Match List-$I$ with List-$II$ and select the correct answer using the codes given below:
List-$I$ | List-$II$
$1$. Microtubules | Structural components of cilia
$2$. Centrioles | Store hydrolytic enzymes
$3$. Peroxisomes | Store oil,protein,and starch in plants

In an animal cell,protein synthesis takes place in:

Identify the incorrect pair.

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