A bag contains 5 white and 3 black balls. Two balls are drawn at random one after the other without replacement. The probability that both the balls drawn are black is

TLS Online TPP Program

#Question id: 23636

#Unit 1. Molecules and their Interaction Relevant to Biology

A, B, C, D and E distribute some cards among themselves in a manner that A gets one less than B; C gets 5 more than D; E gets 3 more than B while D gets as many as b. who gets the least number of cards?

TLS Online TPP Program

#Question id: 12054

#Unit 7. System Physiology – Animal

A 54-year-old woman eats a healthy meal. Approximately 20 min later the woman feels the urge to defecate. Which of the following reflexes results in the urge to defecate when the stomach is stretched?

TLS Online TPP Program

#Question id: 4931

#Unit 11. Evolution and Behavior

During course of evolution first prototroph was anoxygenic?

TLS Online TPP Program

#Question id: 1583

#Unit 4. Cell Communication and Cell Signaling

These cells are involved in cell-mediated immunity and destroy virally infected cells:

TLS Online TPP Program

#Question id: 111

#Unit 1. Molecules and their Interaction Relevant to Biology

Sterols are steroids which have