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Concept-wise Practice

gel loading MCQ Questions for Class 11

gel loading se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

6 questions tagged with gel loading.

Restriction digest sample में loading dye कब मिलाया जाता है?

When is loading dye mixed with restriction digest sample?

Explanation opens after your attempt
Correct Answer

A. gel loading से पहलेBefore gel loading

Step 1

Concept

Loading dye is mixed before loading sample on gel. It is not a digestion enzyme.

Step 2

Why this answer is correct

The correct answer is A. gel loading से पहले / Before gel loading. Loading dye is mixed before loading sample on gel. It is not a digestion enzyme.

Step 3

Exam Tip

Loading dye gel पर sample load करने से पहले मिलाया जाता है। यह digestion enzyme नहीं है।

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Loading dye में dense component का उद्देश्य क्या है?

What is the purpose of the dense component in loading dye?

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Correct Answer

A. sample को well में बैठाने में मददHelping sample settle in well

Step 1

Concept

The dense component helps sample settle in the well. Dye front shows run progress.

Step 2

Why this answer is correct

The correct answer is A. sample को well में बैठाने में मदद / Helping sample settle in well. The dense component helps sample settle in the well. Dye front shows run progress.

Step 3

Exam Tip

Dense component sample को well में नीचे बैठाता है। Dye front run progress दिखाता है।

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Restriction digestion में lane overloading से क्या समस्या होती है?

What problem occurs due to lane overloading in restriction digestion?

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Correct Answer

A. bands diffuse या smear हो सकते हैंBands can become diffuse or smeared

Step 1

Concept

Too much DNA in a lane may not give clear bands. Keep proper loading amount.

Step 2

Why this answer is correct

The correct answer is A. bands diffuse या smear हो सकते हैं / Bands can become diffuse or smeared. Too much DNA in a lane may not give clear bands. Keep proper loading amount.

Step 3

Exam Tip

बहुत ज्यादा DNA lane में साफ bands नहीं दे सकता। Proper loading amount रखें।

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Very faint bands का common कारण क्या हो सकता है?

What can be a common reason for very faint bands?

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Correct Answer

A. low DNA amount

Step 1

Concept

Low DNA loading can give faint bands. Check sample concentration and loading amount.

Step 2

Why this answer is correct

The correct answer is A. low DNA amount. Low DNA loading can give faint bands. Check sample concentration and loading amount.

Step 3

Exam Tip

कम DNA loading faint bands दे सकती है। Sample concentration और loading amount देखें।

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Restriction digestion में gel loading dye किसलिए जोड़ा जाता है?

Why is gel loading dye added in restriction digestion analysis?

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Correct Answer

A. sample loading आसान करने और migration track करने के लिएTo ease sample loading and track migration

Step 1

Concept

Loading dye helps sample sink into wells and track the run. It does not cut DNA.

Step 2

Why this answer is correct

The correct answer is A. sample loading आसान करने और migration track करने के लिए / To ease sample loading and track migration. Loading dye helps sample sink into wells and track the run. It does not cut DNA.

Step 3

Exam Tip

Loading dye sample को well में बैठाने और run track करने में मदद करता है। यह DNA काटता नहीं है।

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Restriction digestion के बाद band बहुत faint हो तो क्या कारण हो सकता है?

What can cause a very faint band after restriction digestion?

Explanation opens after your attempt
Correct Answer

B. कम DNA amountLow DNA amount

Step 1

Concept

Low DNA loading gives faint bands. Check DNA concentration and loading amount.

Step 2

Why this answer is correct

The correct answer is B. कम DNA amount / Low DNA amount. Low DNA loading gives faint bands. Check DNA concentration and loading amount.

Step 3

Exam Tip

Low DNA loading से faint bands दिखते हैं। DNA concentration और loading amount check करें।

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