Bilateral

... found on day 10 of the menstrual cycle. c. be at moderate levels comparable to those found on day 7 of the menstrual cycle. d. be negligible. 10. Bilateral ovariectomy (removal of both ovaries) of a 30 year-old pregnant woman on the 60th day of gestation would cause: a. an increase in plasma estrogen ...

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... common characteristics of echinoderms? A tube feet, circulatory system, body symmetry B marine-dwellers, endoskeletons, water-vascular system C bilateral symmetry, ossicles, respiratory system D mouths, protosomes, body symmetry is it C? ------ Which of the following is NOT a characteristic ...

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The generally-accepted connection is not with feeding, but with symmetry and movement - bilateral animals, with propulsion driven equally from 2 sides, wind up with a directionality and a front end. Packing sense receptors and processors there, to deal with first-contact ...

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... in its life cycle. So maybe neoteny occurs when reproduction is capable at a younger stage in the life cycle? Seems like this may be aimed at how bilateral echinoderm larvae hypothetically gave rise to bilateral vertebrates.

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... My professor stressed that the three morphological developments associated with the evolution of unidirectional movement were cephalization, bilateral symmetry and triploblasty (i.e. the development of the mesoderm). I am pretty comfortable explaining how cephalization is associated with ...

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