Which of the following is (are) actin-based structures?

a. adherins belt                        b. contractile ring        c. mitotic spindle

d. nuclear lamina         e. stress fibers

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#Question id: 2885

#Unit 2. Cellular Organization

Which of the following function of DNA methylation in mammalian cell is incorrect?

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#Question id: 18708

#Unit 13. Methods in Biology

PCR can be analysed amplification, Anneleaning, and extension and analysis is called

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#Question id: 1557

#Unit 4. Cell Communication and Cell Signaling

which one of these antibody can cross placenta?

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#Question id: 12577

#Unit 10. Ecological Principles

During  a  field  trip,  an  instructor  touched  a  moth  resting  on  a  tree  trunk.  The  moth  raised  its  forewings  to  reveal large eyespots on its hind wings. The instructor asked why the moth lifted its wings. One student answered that sensory  receptors  had  fired  and  triggered  a  neuronal  reflex  culminating  in  the  contraction  of  certain  muscles.  A second student responded that the behaviour might frighten predators. Which statement best describes these explanations?

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#Question id: 5841

#Unit 8. Inheritance Biology

How are the BRCA proteins and their genes implicated in breast cancer?