How many times starting at 1:00 pm would the minute and hour Hands of a clock make an angle of 40° with each other in the next 6 hours ?

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#Question id: 28622

#Unit 2. Cellular Organization

What will cause if mutating or deleting the destruction box in mitotic cyclins? 

a) Allows loading of MCM helicases

b) prevented mitotic cyclins ubiquitinylation

c) blocked mitotic cells from exiting mitosis

d) inhibition of re-initiation at origins

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#Question id: 18784

#Unit 13. Methods in Biology

Which of the following is the sine qua non (without which, nothing) of the modern immunologist’s toolbox.

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#Question id: 4710

#Unit 11. Evolution and Behavior

The horizontal axis of the cladogram depicted below is a timeline that extends from 100,000 years ago to the present; the vertical axis represents nothing in particular. The labeled branch points on the tree (V-Z) represent various common ancestors. Let's say that only since 50,000 years ago has there been enough variation between the lineages depicted here to separate them into distinct species, and only the tips of the lineages on this tree represent distinct species.

 Which pair of scientists below would probably have agreed with the process that is depicted by this tree?

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#Question id: 11851

#General Aptitude

The greatest number of four digits which is divisible by 15, 25, 40 and 75 is :

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#Question id: 23879

#Unit 13. Methods in Biology

One possible use of transgenic plants is in the production of human proteins, such as vaccines. Which of the following is a possible hindrance that must be overcome?