Answer:
When carbon dioxide dissolves in seawater, the water becomes more acidic and the ocean’s pH (a measure of how acidic or basic the ocean is) drops. Even though the ocean is immense, enough carbon dioxide can have a major impact. In the past 200 years alone, ocean water has become 30 percent more acidic, faster than any known change in ocean chemistry in the last 50 million years.
Explanation:
Answer:
returns to the left heart, completing the pulmonary cycle
Explanation:
Answer:
A. Carotene
Explanation:
It is an orange/red pigment which is seen during the fall.
Starvation.
Disease.
Weather.
Lack of mate.
Offspring dying.
Hunting.<span />
