Question 6 of 10 Which organ do stem cells start differentiating to form a few weeks after
conception?
O A. Stomach
O B. Liver
O C. Heart
O D. Teeth

Answer is C.

Explanation: They form a heart to live

The cohesive force keeps molecules in a fluid together. These attractive forces exist between molecules of the same substance. For example, rain falls in droplets, rather than a fine mist, because water has a strong cohesion which pulls its molecules tightly together, forming droplets. The force tends to unite molecules of a liquid, gathering them relatively large clusters.