Answer:
They are identical copies of one type of antibody that are made by identical cells.
Answer:
I'm pretty sure the bottom one is faciliated diffusion. Try searching up your answer so sorry I couldn't help more, but I hope that does help you out a bit:)
The excretory system is intended to remove any solid/fluid waste from your body, such as urine.
Just took the test
for Edge Nuity
Answer: hydrogen gas and add heat and pressure.
Due to carbon dioxide sunlight get trapped in earth's atmosphere, increases the temperature and results in global warming. Due to this glaciers melt and sea level increases and hence coastal areas may flood. The sun's rays reach us in the form of visible light, and raise the temperature of earth. This heat energy warms the earth then goes back into space, and so the temperature remains in balance.