The society makes laws to restrict some researches, is the right answer.
In the context of the modern world; where every day new inventions are taking place, it becomes necessary for the government and the society to take some measures to control science. When the society found science harmful like euthanasia, unethical (abortion) or threatening, society makes laws to restrict some research; as these spheres closely associated with culture, religion, and society.
Each codon of a DNA molecule code is for a specific __AMINO ACID__
The energy from cellular respiration comes from food and air. The reactants first cellular respiration are oxygen and glucose. Glucose is a form of sugar and comes from food, and oxygen is found in air.
The main reactants or cellular respiration, as stated above, are oxygen and glucose.
During the first stage of cellular respiration, which takes place in the cytoplasm, a small amount of energy is produced when glucose is broken down into smaller particles.
I think you are right. B is the right answer.
A nucleus cell contains chromosomes among other things.