Answer:
They reproduce using seeds
B. mammary glands and hair or fur. things also to classify: feed milk to young, give birth live, and breathe in air, so they have lungs.
Look up Dawrin's theory of evolution. Basically, fossil records show how life forms change over time through evolution.
RNA viruses can copy themselves which is harder for scientists to give an accurate conclusion to solve them.
First of all, it needs a deposit of carbon. Then, mass amounts of pressure and heat will be applied to the deposit. Over time, the carbon turns into a crystal which is either burst out of a volcano or remains under the ground.
