Group 7A, the Halogens contain metalloids such as Astatine.
I believe the last option is the correct one for the illustration of the single celled organism provides and the environment that it is found living in.
Answer:
<em><u>Individual organisms live together in an ecosystem and depend on one another. ... One category of interactions describes the different ways organisms obtain their food and energy. Some organisms can make their own food, and other organisms have to get their food by eating other organisms</u></em>
If I am correct it is The Third Trimester
Biodiversity is variety of life. Bio means life and diversity means change, different forms of life. The world constitute different species of plants and animals. Have a nice day!
