C.)The waste of animals returns nitrogen to the nitrogen cycle.
65 million years, if I remember correctly
When a cell divides by way of mitosis, it produces two clones of itself, each with the same number of chromosomes. When a cell divides by way of meiosis, it produces four cells, called gametes. Gametes are more commonly called sperm in males and eggs in females.
Answer: arteries carry oxygenated blood away from the heart to the body. Veins carry oxygen-poor blood back from the body to the heart.
Answer:
D. To capture sunlight to perform photosynthesis
Explanation:
Sunlight is one of the requirements of plant photosynthesis
