Answer:
biological macro-molecules
Explanation:
The two scientists that created the three-dimensional structure of DNA are James Watson and Francis Crick.
<span>"Autotrophs are the producers in a food chain, such as plants on land or algae in water" </span>
Answer:
Cyanobacteria, Anabaena and Azotobactor are called Nitrogen fixing bacteria. These bacteria change the nitrogen in the atmosphere into a form that is used by the plants to make proteins. Plants take nitrogen in the form of nitrates. The atmospheric nitrogen is first converted into ammonia after that ammonia is converted into nitrates and this nitrates use by the plants to make proteins.
Depolarization and repolarization are part of the action potential.
C. Action potential
