Answer:
Explanation:
It is carried out by nitrogen-fixing bacteria. The bacteria live in soil and roots of legumes, such as peas. When plants and other organisms die, decomposers break down their remains. In the process, they release nitrogen in the form of ammonium ions.
A star is born whenever a nebula expands.
This is false.
A star is born when another star gets old from the remains of that a new star is born. <span />
nuclear envelope contains a double membrane in order to protect the nucleus.
Answer:
Microbiology is the study of living organisms that are too small to be seen with the naked eye.
