The very primitive organism is the oldest because, over time, organisms gradually evolved into more complex organisms. First came the primitive organism, then it evolved into the more complex one, or the younger fossil.
Poaching by hunters are a growing threat to animals.
Poaching has been defined as the illegal hunting or capturing of wild animals, usually associated with land use rights.
All living things have DNA within their cells
So Yes
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heart, arteries, and veins
In finding disease we must find its cause and we are made up of cells so every disease has something to do with our cells so if we understand we can know what is Poisson or what will damage it like smoking .
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Brainliest?