Answer: The answer would be Precipitation.
Explanation:
Each plant is made of many plant cells performing photosynthesis. Inside of each of these tiny plant cells are one to hundreds of small structures called chloroplasts.
Answer:
The smooth endoplasmic reticulum
The birds adapted to the changes. Since the large nuts were no longer as abundant because of the large birds, the small birds were left with the smaller nuts. Their larger beaks lost their use since the small nuts did not require such well-structured beaks, so the birds started to develop smaller beaks.
That is called Agronomy. It also studies soil and other outdoor vegetation!