The first invertebrates to show both segmentation and a complete digestive system belong to the phylum Annelida that includes earthworms, leech, sandworms, etc.
These segmented worms have complete digestive system which is also known as tube-within a tube. These can be found in freshwater, marine water or can even be terrestrial.
it cause global warming which heats up the atmosphere and most animals in colder areas there homes are melting because of fossil fuels?
Answer:
Explanation:
Generation Time. In eukaryotic organisms, the generation time is the time between the same points of the life cycle in two successive generations. For example, the typical generation time for the human population is 25 years.
So I don’t know the answer but here is information u can find it :The kidneys' job is to filter your blood. They remove wastes, control the body's fluid balance, and keep the right levels of electrolytes. All of the blood in your body passes through them about 40 times a day. Blood comes into the kidney, waste gets removed, and salt, water, and minerals are adjusted, if needed.