Answer:
an opening into a vessel or cavity of the body.
Answer:
because the frog is not really persons that the reasons why frog less the circulatory sysyem
Yes, Both Cells are Living
According to Cell Theory,
Any thing is Called A "Living Organism" When it Contain 1 pr More Cells
Both Cells Are Able to Produce Their own Energy
Hence, Both are Said Living
Answer:
The roots as they absorb water and nutrients.
