Answer:
The correct answer is - freshwater snails.
Explanation:
Producers are organisms that produce their own food and not depends on any other organism by the process of photosynthesis such as algae. Primary organisms on the other hand directly depend on the producers for their food and often gt killed by secondary consumers.
Freshwater snails are the perfect example of the primary consumer as they get their food and energy from algae and are the primary source of food and energy for small fishes.
When something appears blue, it is absorbing all colors except blue.
Hope this helps!
PET scan used to examine the glucose usage of the cell. Since the area of stroke doesn't get blood flow, their glucose usage will be decreased. The PET scan will be decreased on left Broca area as it was the part that responsible for speech. Sam will have difficulty to speak. The prognosis wouldn't be good as the patient age is old and their brain already stop developing.
