A trilobite. Trilobites became extinct about 250 million years ago while a ammonite became extinct around the same time as dinosaurs(65 million years ago). You wouldn't find a human skull or a dinosaur footprint
The answer to this is the remains and waste products of plants, animals and other living things organisms.
Answer:
Adrenaline
Explanation:
The is the burst of energy caused by enzymes that send messages to the brain.Thus,resulting in Flight or Fight mechanism.
A. Twelve cells with 16 chromosomes each
Answer:
Animals at the top of the food chain are too hard to be caught and eaten, while plants and smaller animals are eaten easily.
Explanation:
