What is the function of the kidneys and the bladder

The kidneys remove wastes and excess water from the blood to produce urine. Urine passes from the kidneys to the bladder via two narrow tubes called ureters. To discharge waste when the bladder is full, a person urinates through the urethra.

Explanation:

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.

fossil's are like over rated rocks like low key not gonna lie i don't get why we can't just call them old rocks like for real i mean i call my grandpa and grandma that smh