This is true. Urea carries the bloodstream to your kidneys which then transport waste along with water to form urine.
<span>Birds and dinosaurs show homology because they are closely related, such as pigeon and tendon. They have different types of wings, but birds have evolved from dinosaurs. Unlike other species such as insects, which can be a homoplasy or a homology. This is due to its world and complexity.</span>
C, some of my close family does logging stuff, and I hear about this all the time.
Answer:
With the right environment (water, soil, temperature, sunlight), the plant will come from it's shell and begin to grow. As the plant begins to strengthen and grow, it will no longer need the nutrients that the seed provides as it will get it from the soil and grow into the plant it is supposed to