Medium-sized stars i do believe
A frog's lungs don't work that well, but since it's skin is so thin, oxygen and carbon dioxide can pass trough it.
Answer: The deliberate killing of a large group of people, especially those of a particular ethnic group or nation.
This is the meaning.
The DNA is packaged... it starts by being wrapped around special protein molecules (histones). This forms a nucleosome.
they help support and give shape to the cell
they also serve as transportation function