The answer would be 1. original-tissue fossils and 2. many species were wiped out
Answer;
Carbohydrates;
The macromolecule that provides a person with most of the energy that is needed for daily activities is carbohydrates.
Explanation;
-Biological macromolecules fall into four categories: carbohydrates, proteins, lipids and nucleic acids. The body uses carbohydrates, lipids and proteins for energy.
Carbohydrates are the main source of energy and for structural purposes, Lipids are used to store energy; important parts of biological membranes and waterproof coverings, Nucleic acids helps to store and transmit hereditary or genetic information. Proteins functions as a source of energy and to control the rate of reactions and regulate cellular process.
Answer:
the number of prey and predators has decreased
Explanation:
this is because of increased rate of hunting .the prey such as elephants and rhinos are being hunted for their horns while predators are also being hunted because of their skin.
also due to man and wild animal conflicts which happen in areas nearing the forests ,both prey and predators are killed.