Photosystems<span> are functional and structural units of </span>protein complexes<span> involved in </span>photosynthesis<span> that together carry out the primary </span>photochemistry<span> of </span>photosynthesis<span>: the </span>absorption of light<span> and the transfer of </span>energy<span> and </span>electrons<span>.</span>
Answer:
Ecological and ethological approaches to the study of behaviour. The natural history approach of Darwin and his predecessors gradually evolved into the twin sciences of animal ecology, the study of the interactions between an animal and its environment, and ethology, the biological study of animal behaviour.
Answer:
C.
Explanation:
Carbohydrates are broken down by stomach acid (hydrochloric acid)
I believe that it is a reverse fault