True millions of different species live on coral reefs
The correct answer would be D.
After many generations, only those with genes suitable to live in harsh environments can live. These genes are passed onto their offspring and then we see a rise in antibiotic resistant strains of bacteria such as Methicillin Resistant Staphylococcus Aureus (MRSA).
A scientist who studies living things is called a biologist
We will all die because we need oxygen that the plants give is
