Because of their resemblance and relationship to prehistoric reptiles and many people think that birds descended from dinosaurs
the role of plants in carbon cycle
Explanation:
the amount of CO2 found in the atmosphere varies over the course of a year. much of this variation happens because of the role of plants in carbon cycle...respiration occurs all the time, but domains during the colder months of the year, resulting in higher CO2 levels in the atmosphere during those months.
where its free (unbound) concentration is lower
I can just send a picture it’s way to confusing
