B.
The cytoplasm of the cell contains all of the organelles, including the nucleus.
Answer: New vaccines are offered each year because the virus changes.
Explanation: The flue viral strain constantly changes its genetic make up, a process called antigenic drift. As the virus replicates there are small changes that creates new strains which evolve to a completely different influenza virus requiring a new type of vaccine each year.
Bone in the upper arm. called humerus
The answer is hymen. Hope this helps. If you have any other questions you need help with, feel free to message me. :)
Answer:
gomenasai i dont understand
