Answer: The transfer of traits (characters) from one generation to another is called as inheritance.
The Huntington's disease is common in people of Africa because this disease is very frequent among the Dutch descent population or Afrikaner in the South Africa, as the gene for this disease is unusually very common among the small population of the original Dutch colonists. The disease has been so common in the generations of the Afrikaner since last 14 generations. It is less prominent now as compared to how it was previously.
The salt evaporates in the air thus when it hits the ground
Answer:
Diffusion is the spreading of something more widely. When you drop a sugar cube in hot tea the sugar cube spreads out and the sugar starts to dissolve in the tea. Osmosis is a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane. If the concentration of water molecules ouside the cell is lower than the concentration of water molecules outside the cell then the water moves out through osmosis. Water travels through the cell membrane.
A charged balloon is brought near an electroscope but does not touch the electroscope. This is an example of charging by?
Induction
True or False. In a current, electrons will always flow from negative toward positive.
True. Electrons flow from negative toward positive because opposite charges are attracted to each other.
Which of the following materials is an insulator against electric current?
a rubber tire
Which of the following materials is a conductor of electric current?
a copper penny
