A panel of cell lines was created by human-mouse cell line hybridization. Each line was examined for the presence of  human chromosome and for the gene production. The following result were obtained;

On the basis of these results, which chromosome has the gene  that encodes the enzyme ?

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#Question id: 31281

#Unit 2. Cellular Organization

Only one kinetochore can attach to microtubules, called as:

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#Question id: 31282

#Unit 2. Cellular Organization

In which of the following condition premature mitotic CDK activation and premature entry into mitosis are seen? 

a) Gain-of-function of wee1 kinase

b) Loss-of-function of wee1 kinase

c) Gain-of-function of cdc25 phosphatase

d) Loss-of-function of cdc25 phosphatase

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#Question id: 31283

#Unit 5. Developmental Biology

Egg activation in Drosophila is accomplished: 

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#Question id: 31284

#Unit 5. Developmental Biology

In drosophila, gurken signal is received by the follicle through a receptor protein encoded by the: 

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#Question id: 31285

#Unit 5. Developmental Biology

Which would not lead to a dorsalized embryo? 

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#Question id: 31286

#Unit 5. Developmental Biology

Mutation in which gene cause deletion of anterior head structures only?