The fetus can excrete urine into the amniotic fluid but there is very little waste in it. The mother's body works to attend to the other exchanges. Because babies are not eating, there is no waste as we know it. Unborn babies in distress may pass meconium, a dark sticky substance which lines the bowel, and is usually passed in the first days after the birth but is different to feces.
It urinates because it swallows small amounts of amniotic fluid, and because its kidneys are fully functional, filtering toxins from the blood stream; it then passes urine back into the amniotic fluid.
No. But, the mother secretes that of the fetus and her.
yes it always does!
They excrete faeces and uric acid from their cloaca.
Ferrets excrete to get rid of waste
crocodile excrete its nitrogenous waste through its cloacal opening
Yes, you do. That waste is part of you, and when you excrete it (poop), then you will slightly lose weight.
They "excrete" oxygen, which for them is a waste product. They "excrete" oxygen, which for them is a waste product.
No, urine is not the only waste product that humans excrete. Humans also excrete waste solids as fecal matter, and waste gas - primarily carbon dioxide and water vapor.
All of the organs mentioned excrete waste. The lungs excrete carbon dioxide, the large intestine excretes solid waste, and the kidneys excrete nitrogenous waste.
yes
Yes They do
Urea
undigested waste.
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