Zoo 3603 - Study guides, Class notes & Summaries

How has developmental biology impacted modern medicine? IVF (in vitro fertilization) teratology - study of congenital abnormalities Birth defects, prenatal diagnosis cloning What is regulation? the ability to respecify cells so that the removal of cells destined to become a particular structure can be compensated for by other cells producing that structure Who discovered Regulation? Roux What is determination? the second and irreversible stage of a cell or tissue commitment in which t...

Axonal Guidance: where are motor neurons produced? ventral spinal cord Axonal Guidance: what is the optic vesicle? an outgrowth of the forebrain neuroepithelium, the developing eye Axonal Guidance: how is he lens induced? When the optic vesicle meets the surface ectoderm, the lens is induced in the ectoderm Axonal Guidance: what are the layers of the developing eye? neural retina - inner layer of optic vesicle pigmented retina - outer layer of optic vesicle Sclera - formed from neural...

ZOO 3603C - Exam 3 Practice Questions that have simplified Answers that are 100% correct

Trigger for Limb DevelopmentDecreasing food, decreasing reproductive opportunities, more competition From which group of fish did tetrapods arise from?Ray-finned fishes (actinopterygii) and lobe-finned fishes (sarcopterygii) Which ancient fish limbs is more likely to have evolved into tetrapod limbs?Coelacanth fin strucutre (homologous elements) What digit limb evolved first?Five digit limbs (not a basal trait of all tetrapods) Pentadactyl limbsBetter weight bearing (fin with a wrist) ...

ZOO 3603C - EXAM 3 PRACTICE QUESTIONS WITH VERIFIED ANSWERS

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