Well look up pictures from other dinosours so you can know which fossil bone you have
Answer:
Pulmonary artery.
Explanation:
Arteries carry blood from the heart to other organs.
Answer: The two sex cells are forms from the phase called meiosis to start to create the sex cells. The x chromosome is the mother while the y is the father.
Explanation:
Humans affect biodiversity by their population numbers, use of land, and their lifestyles, causing damage to habitats for species. ... Through proper education, and by demanding that governments make decisions to preserve biodiversity, the human population will be able to sustain life on earth longer.