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Evolution.
What else can I help you with?
Why are fish and humans systems different?
Evolution.
Are people fish?
No!!! God made us on the 6th day and fish on the 5th day. So we are completely different things.
Is a fish part human?
No. Fish are not part human. Fish and humans are both made of cells and DNA, but they are also very, very different. For instance, fish can breathe underwater and humans can't. Humans can live outside of the water, and fish can't.
What different things do fish eat?
be careful sometimes they eat humans
How is a natural caused fish kill different from a human caused fish kill?
One is caused by humans, the other is not.
How are fish and human respiratory systems different?
Fish have gills, and filter oxygen from the water. Humans have lungs and get their oxygen from the air.
Do fish have different organs in their respiratory system than we do?
Yes, fish have gills for respiration, while humans have lungs. Fish use gills to extract oxygen from water, while humans use lungs to extract oxygen from air. Fish also have a swim bladder to help regulate buoyancy, which is not present in humans.
Are fish poisonous to humans?
only some fish are poisonous to humans
What percentage are humans fish?
Odd question. The last common ancestor of humans and fish probably lived about 300 million years ago, but we share quite a number of genes with fish though I do not know the exact percentage. Many genes are highly conserved and only controlled in different ways to make different organisms.
Can humans eat bull shark?
A bull shark is a fish, humans can eat fish.
How much fish should humans eat a day?
There is no required amount of fish that humans should eat in a day. Many humans go days without fish, and some people never eat fish.
What eats a fish or what it eats?
Humans eat fish
