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TLS Online TPP Program

#Id: 8964

A third fate that can befall a duplicated gene is neofunctionalization. Here the duplicate evolves a novel biological function. 

#Unit 11. Evolution and Behavior #Gene Duplication and Divergence #Part B Pointers
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TLS Online TPP Program

#Id: 5806

#Unit 7. System Physiology – Animal

The hormones of the adrenal 
TLS Online TPP Program

#Id: 5807

#Unit 7. System Physiology – Animal

The adrenal cortex secretes three classes of steroid hormones: Glucocorticoids Mineralocorticoids Androgens
TLS Online TPP Program

#Id: 5808

#Unit 7. System Physiology – Animal

The innermost zone of the cortex, zona reticularis, and the middle zone, zona fasciculata, synthesize and secrete glucocorticoids and adrenal androgens.
TLS Online TPP Program

#Id: 5809

#Unit 7. System Physiology – Animal

The outermost zone, called the zona glomerulosa, secretes mineralocorticoids.
TLS Online TPP Program

#Id: 5810

#Unit 7. System Physiology – Animal

The conversion of cholesterol to pregnenolone, catalyzed by cholesterol desmolase (P450scc or CYP11A1), in mitochondria
TLS Online TPP Program

#Id: 5811

#Unit 7. System Physiology – Animal