Cortical

... from intracellular storage in the egg upon fertilizaation, starting at the point of sperm entry. This calcium wave is the initiator of the cortical granule reaction that slowly blocks polyspermy and creates the fertilization envelope. Beginning the whole process of development for the zygote.

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... equivalent to or greater than any purported race differences. He also opposed conclusions of race differences in structural variables such as cortical thickness, size of frontal lobe, or complexity of the brain's convolutions. Rushton (1988a), however, countered that aggregating across studies ...

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... that brain size and cognitive ability are related? Yes! Haug (1987, p.135) found a correlation of 0.479 (N = 81, P<0.001) between number of cortical neurons (based on a partial count of representative areas of the brain) and brain size in humans. His sample included both men and women. The ...

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... with the strong pressure touch ? 4. Is the Brodmann area 28 related to the olfactory system? 5. Is the Brodmann area 43 the only gustatory cortical area? 6. In which part of the brain do stem cells exist? The hypocampus? 7. Is the reticulospinal tract located only in the lateral funiculus? ...

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please can someone explaint to me the function of the cortical cells in a coleoptile of wheat plant. thanks, all help is much appreciated

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