The respiratory system is a collection of organs involved in carrying out gas exchange in your body. Deep in the lungs, tiny sacs called alveoli take in oxygen from the atmosphere and release carbon dioxide.
The centrosome is the major microtubule-organizing center in the cell. During interphase the centrosome is responsible for creating a microtubule array and during mitosis it assists in bipolar spindle assembly.
Answer:
1. your chromosomes
2. double helix
3. chromosomes are made up of DNA
4. genes
5. carrying genetic information
(just took the test and got 100)
Explanation:
Cells and living organism
