Answer:
<u>Two ureters.</u>
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.
I believe alleles for the same trait are separated from each other during the process of meiosis.
the answer will be D
because due to the fact that bacteria have two main phyla they also have ONE kingdom.
and this answer simply has the kingdom BACTERIA in its name.