Question

define nucleus.........​

Answer 1

Answer:

In a cell

Nucleus acts like the main part or brain of the cell(animal and plant)and controls all cellular functions.

In an atom

In an atom, nucleus holds the protons and neutrons together and is orbited by tiny electrons.

Answer 2

Answer:

physics ;-

the central part of an atom , usually made up of protons nd neutrons .

biology ;-

the part of cell that controls its growth.

Explanation: hope this help u jaan /

itz akansha ..