In a red blood cell, the control center is the nucleus. A mitochondria is not a nucleus. It is another organelle that produces energy for the cell.
I think homologous structures is a great example and idea that supports the theory of evolution. Homologous structures shows us how our futures evolved by natural selection.
Answer:
The climate of Buenos Aires is dominated by the semi–permanent South Atlantic High throughout the year. This brings in moist winds from the northeast, which brings most of the precipitation to the city. During winter, it brings in frontal systems responsible for precipitation in the city.
B is the answer if not B then C
Answer:
Explanation: 48 Nuetrons and 37 electrons