A tight junction is made up of which of the following proteins?

a. tricellulin                                                     b. occludin

c. claudin                                                         d. connexins

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#Question id: 10989

#SCPH28 | Zoology

What is the resting membrane potential of the sinus nodal fibers?

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#Question id: 11273

#SCPH06 I Botany

Use the following diagram of a hypothetical food web to answer the question. The arrows represent the transfer of energy between the various trophic levels. Which letter represents an organism that could only be a primary consumer and secondary carnivores respectively?

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#Question id: 10234

#SCPH28 | Zoology

You observed the two species of barnacles, species 1 and species 2, occupy upper and lower strata of intertidal rocks, respectively. Only when species 1 was removed by you from the upper strata, species 2 could occupy both the upper and lower strata. From the choice given below what would be your inference from these observations.

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#Question id: 15267

#SCPH28 | Zoology

Which of the following is relatively more stable to heat

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#Question id: 5227

#SCPH06 I Botany

One of the characteristics of retrotransposons is that