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TLS Online TPP Program

#Id: 6587

Testosterone, secreted by the Leydig cells located in the interstitium of the testis, is essential for growth and division of the testicular germinal cells.




#Unit 7. System Physiology – Animal #Male reproductive physiology #Part B Pointers
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TLS Online TPP Program

#Id: 1817

#Unit 10. Ecological Principles

When conditions are optimal for the population, r is at its maximum rate and is called the intrinsic rate of increase (rmax).
TLS Online TPP Program

#Id: 1818

#Unit 10. Ecological Principles

r<0, the population decreases
r=0, the population remains constant
r>0, the population increases
TLS Online TPP Program

#Id: 1819

#Unit 10. Ecological Principles

r and λ relation 
TLS Online TPP Program

#Id: 1820

#Unit 10. Ecological Principles

Population doubling time in exponential growth
TLS Online TPP Program

#Id: 1821

#Unit 10. Ecological Principles

Population doubling time in Geometric growth

d = 70/λ
TLS Online TPP Program

#Id: 1822

#Unit 10. Ecological Principles