What does the MHC class I heavy chain consists of?

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#Question id: 5564

#XL - T Zoology

At the moment of sperm penetration, human eggs ________.

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#Question id: 13552

#XL - R Botany

Transpiration from the leaf depends on two major factors;

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#Question id: 8775

#XL - S Microbiology

Use the following information to answer the question. Paulinella chromatophora is one of the few cercozoans that is autotrophic, carrying out aerobic photosynthesis with its two elongated "chromatophores." The chromatophores are contained within vesicles of the host cell, and each is derived from a cyanobacterium, though not the same type of cyanobacterium that gave rise to the chloroplasts of algae and plants. A crucial photosynthetic gene of the cyanobacterium that gave rise to the chromatophore is called psaE. This gene is present in the nuclear genome of the cercozoan, but is not in the genome of the chromatophore. This is evidence of ________.

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#Question id: 8914

#XL - S Microbiology

Which of the following is (are) unique to animals?

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#Question id: 19644

#XL - P Chemistry

When acetylene is treated with HBr, the product is ———-