Answer:
When CO2 is breathed into the lungs, it dissolves in the water there, diffuses across the alveolar-capillary membrane, and enters the bloodstream. As it combines with water, it forms carbonic acid, making the blood acidic. So CO2 in the bloodstream lowers the blood pH.
Answer:
c. Cerebrum
Explanation:
The cerebrum is the part of the brain that is responsible for processing the sensory information, critical thinking and learning. It stores this information and processing centers make predictions for various conditions. The Wernicke’s area and Broca’s area represent the areas of language present in the cerebral cortex and are associated with language and speech.
C. The presence of predators could cause natural selection because it would mean survival of the fittest.
Seismometers and Seismographs
Answer:
Brocolli
Berries
Soynuts
Celery
Spinach
Pears
Explanation:
Six foods that are rich in phytochemicals.
