Which of the following requires the maximum energy?

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#Question id: 2185

#Unit 2. Cellular Organization

Which amino acids would most likely reside in the membrane-anchoring domain of a membrane-embedded protein?

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#Question id: 28348

#Unit 5. Developmental Biology

After the organization of microtubules, Bicoid mRNA is transferred into the oocytes, which of the following statement is correct about the Bicoid mRNA

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#Question id: 26450

#Unit 3. Fundamental Processes

Which of the following statements is true regarding bacterial RNA polymerase   

a. Core enzyme can efficiently transcribe both intact and nicked DNA 

b. Sigma destabilizes nonspecifically bound core 

c. Holoenzyme bind tightly to DNA 

d. Higher disassociation rate at lower temperature 

e. Most of the cellular sigma are house keeping gene

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#Question id: 12429

#Unit 10. Ecological Principles

Flycatcher birds that migrate from Africa to Europe feed their nestlings mostly with moth caterpillars. The data presented show the mean dates of egg laying, hatching, and fledging of flycatcher young, and the 1980 and 2000 peak mass of caterpillars.

Which of the following organisms is incorrectly paired with its trophic level? 

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#Question id: 18778

#Unit 13. Methods in Biology

which of the following technique provides an unusually powerful technology for the quantitative analysis and sorting of cell populations labelled with one or more fluorescent antibodies.