Chromosome duplications are one way in which new genes evolve.

TLS Online TPP Program

#Id: 9171

#Unit 11. Evolution and Behavior

Determining allelic frequencies at equilibrium

      

TLS Online TPP Program

#Id: 2021

#Unit 8. Inheritance Biology

THE PUNNETT SQUARE METHOD

TLS Online TPP Program

#Id: 5340

#Unit 7. System Physiology – Animal

The Frank-Starling law of the heart states that 

The volume of blood ejected by the ventricle depends on the volume present in the ventricle at the end of diastole. The volume present at the end of diastole depends on the volume returned to the heart, or the venous return.

TLS Online TPP Program

#Id: 9216

#Unit 11. Evolution and Behavior

Ne = Male + Female  (when both are equal)

Ne = 4 × n(male) × n(female)/n(male)+n(female) 

(When both unequal Ne is smaller than then sum of both)

TLS Online TPP Program

#Id: 9942

#Unit 4. Cell Communication and Cell Signaling

Diphtheria

Natural infection with C. diphtheriae occurs only in humans and is spread by respiratory droplets. 

The organism colonizes the nasopharyngeal tract and causes little tissue damage, with only a mild inflammatory reaction.