Very, very rare. Uranium used in power plants is typically only 3% U-235 (the explosive stuff), while bomb-grade uranium is nearly pure U-235. Simply, the concentration of U-235 in reactor-grade uranium is too small to start a chain reaction and detonate like a bomb.
Artificial selection, also selective breeding occurs when humans breed individuals that have specific characteristics that they want to manipulate.
Answer:
C. Oxygen & Hydrogen.
Explanation:
The body is made of 65% Oxygen, 18% Carbon, 10% Hydrogen, 3% Nitrogen, and 4% other elements.
Answer:
Plants have been made more susceptible to pests for modification.
Macrominerals and trace minerals.