Answer:
A concentration gradient occurs when the concentration of particles is higher in one area than another. In passive transport, particles will diffuse down a concentration gradient, from areas of higher concentration to areas of lower concentration, until they are evenly spaced.
Explanation:
Hope this helps c:
The answer is, "B", "Ribosomal RNA".
Basically bicorn is a type of corn that feeds to animals. Sican is a type of sea creature that roams the bottom of the ocean
Answer:
I believe your answer would be --
B.) They remove urine from the body.
I'll say C, Science cannot answer difficult question...let me know.
