Answer:
Explanation:
The lungs and other organs of the respiratory system bring oxygen into the body and release carbon dioxide into the atmosphere. ... Gas exchange helps maintain homeostasis by supplying cells with oxygen, carrying away carbon dioxide waste, and maintaining the proper pH of the blood.
Answer:
In such type of research, where human nuclear material is used for the development of an embryo. So the same policies and concerns are applied as it is about the use of human embryonic stem cell.
Many scientists spent there many years on such research and their work has been standstill because of laws about stem cell research. Some laws ban the use of such an application.
Example: Dickey Amendment.
<span>Plant species a has a diploid chromosome number of 18. plant species b has a diploid chromosome number of 10. a new species c arises as an allopolyploid of species a and b. Tthe most likely diploid chromosome number of species c is 28.</span>