Answer:
supplying oxygen to cells and tissues. providing essential nutrients to cells, such as amino acids, fatty acids, and glucose.
Explanation:
it jus makes sure that we get oxygen to our cells and tissues so we dont die.
dominant trait is opposed to a recessive trait which is expressed only when two copies of the gene are present.
The answer is b because diffusion is the transfer of particals from high to low and osmosis involves water
They are most related to damselflies.
Explanation:
due due to their size they are small and single celled....!!