What to describe there's no picture
This n that description
they are pronouns,n they are a part of grammer
Answer:
Diffusion is the net movement of a substance (liquid or gas) from an area of higher concentration to one of lower concentration, During active transport, substances move against the concentration gradient, from an area of low concentration to an area of high concentration. This process is “active” because it requires the use of energy (usually in the form of ATP).
Explanation:
The answer is litter carbon dioxide bubbles
I hope that helped
Answer:
Red blood cells and blood plasma do not contain DNA. Red blood cells don't have the DNA containing nucleus and mitochondria. Only white blood cells in blood contain DNA. With blood donation, usually most of the white blood cells are filtered out.
Explanation:
because red blood cells don't have the DNA containing nucleus and mitochondria
Answer:
a
Explanation:
the kidney secretes an enzyme called rennin that helps to control blood pressure is not true the kidney does not secret rennin
