Answer:
Two ureters.
These narrow tubes carry urine from the kidneys to the bladder. Muscles in the ureter walls continually tighten and relax forcing urine downward, away from the kidneys. If urine backs up, or is allowed to stand still, a kidney infection can develop.
Explanation:
<h3>answer:</h3>
The definition of a herd is a big group of animals or people who share the same characteristics. An example of a herd is a group of cattle, sheep or elephants who all live and travel together.
I'm not sure if there are answer choices, but water is an excellent solvent, taking along valuable nutrients with it when it travels.
Anaerobic means with out oxygen
Answer:
Explanation:
You got it right! It is in fact A.