What cell structure is responsible for regulating all cellular activities?
Choose 1

A. Nucleus

B. Mitochondria

C. Lysosome

D. Golgi body

Let me know if this is right Nucleus

Explanation:

This organelle known as the Nucleus has two major functions: it stores the cell's hereditary material, or DNA, and it coordinates the cell's activities, which include growth, intermediary metabolism, protein synthesis, and reproduction (cell division). Only the cells of advanced organisms, known as eukaryotes, have a nucleus.

satellites are frequently used to make observations of the orbit on earth

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.