True
One of the key components in photosynthesis is CO2
Molecular biology!! Anatomy would require a organism not just a fossil.
B . speed of reproduction
Answer:
As stars age, they run out of hydrogen to burn, decreasing the amount of energy they emit. Thus, younger stars can appear bluer while older ones appear more red, and in this way, a star's color can tell us something about that star's age.
Explanation:
The answer is C. Using tantalum to produce cell phones
