Complete GATE BT 2024 Paper 1 overview, original pages and practice · Timed previous-paper practice

Questions 19–21 of 65. Imported answers require review unless explicitly marked reviewed.

Paper practice 65 questionsPage 7 of 22

Question 19

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During normal embryonic development of the mice paw, elimination of cells from the inter-digital space is due to ________.
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Question 20

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A cultured skin fibroblast cell of a goat ‘P’ was fused with an enucleated ovum of a goat ‘Q’. The resultant activated early embryo was then transplanted into a pseudopregnant (surrogate) female goat ‘R’ of the same strain as ‘Q’. On completion of gestation, a female goat ‘S’ was born. With the exception of mitochondrial DNA, ‘S’ is a clone of ________.
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Question 21

Open question
BTMCQ1 markNeeds review
Which one of the following bacteriophages has a genome composed of single stranded circular DNA?
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