Answer:
Calcium
Protein
Ruby can make sure he gets these nutrients by having him eat meat, beans, peanuts, cheese, yogurt, and soy/almond milk.
Explanation:
Answer: peristalsis
Explanation:
The ureters are the tubes that are composed of smooth muscle fibers these tubes propel urine from the kidneys into the urinary bladder. This process is called ureteral peristalsis. In ureter peristalsis, the smooth muscle contraction occurs in the ureter tubes this way the urine is transferred at a constant speed towards the bladder.
In adults, the length of the ureter is 25-30 cm and it is diameter is 3-4mm. The ureter is one of the essential organs of the urinary tract that controls the transport of urine.
Answer:
Yes, DNA is present in all living and once living cells.
Explanation:
