Increased carbon dioxide levels have made the oceans more acidic. Increased carbon dioxide levels have led to the production of more oxygen. Increased carbon dioxide levels have stabilized all oceanecosystems.
D. Increased carbon dioxide levels have stabilized all ocean ecosystems.
Sorry If I'm wrong, but I'm pretty sure it's D.
The correct answer is letter b. adrenaline secreted by the adrenal glands.
The heart pumps harder and blood pressure rises during a fight-or-flight response. This response is due to adrenaline secreted by the adrenal glands. Adrenaline is <span>a substance that is released in the body of a person who is feeling a strong emotion.</span>
Answer:
Particles of matter are big so they have spaces between them and they do not move and also particles of matter do not attract each other.
Explanation:
Hope this Helps! L:D