Thermal energy/ heat energy
There are tons of answers you could have.
One, for example:
Increased levels of CO2 decreases DO levels in the water and suffocates organisms, leading to population drops that can cause a genetic bottle neck effect, thus decreasing overall biodiversity. This could lead to extinction
Answer:
Oxygen
Explanation:
Glucose reacts with water to form carbon dioxide, water and give energy.
Getting to see and investigate the creatures of the past
Answer: The answer is A, Transcription