Answer:
because America as a whole is over weight
Explanation:
junk food and bad foods
Answer:
Kidneys, bladder, ureters, and urethra.
Explanation:
The main urinary system organs and other urinary system structures are the kidneys, bladder, ureters, and urethra. These form a sterile environment which is protected against the non-sterile outside world, provide the forces necessary to expel urine through a series of organs, and respond to sensitive involuntary and voluntary nervous stimulation.
Crossing over in biology, Chromosomal crossover occurs when homologous chromosomes exchange genetic material. ... The result in recombinant chromosomes. It particularly occurs in the pachytene stage of prophase I of the first meiotic division.
Hope that helped! Have a great day.
-astroworld301