Vestigial structures are considered evidence since scientists believe they are structures that were once used by a species ancestors but are no longer needed. They do not impair the organisms in any way, so there is no need for evolution to get rid of them. Vestigial structures are anatomical features that no longer seems to have a function or purpose in the current form of an organism of the given species. Examples are wisdom teeth, the muscles of the ear, the appendix, the tail bone among others in human.
2 related plants may produce similar substances that could be used for medicines
The answer is that both produce carbohydrates and water.
Plants to do it in a process called photosynthesis, and they produce oxygen as well and sulfur bacteria do it in a process called chemo-synthesis, and they produce sulfur apart from carbohydrates and water.
Answer:
A <u>fetal death</u> is death prior to the complete expulsion or extraction from its mother in a hospital facility, of a product of human conception (fetus and placenta), irrespective of the duration of the pregnancy and without any signs of life.
Explanation:
Due, to lack of nutrition or care some mothers loses there new born before the delivery, while most of the time such miscarriages results in the death of the fetus that is yet to be developed properly inside the womb of its mother. It all can happen due to mental, emotional, or physical stress on the female. However, it can be prevented by providing proper care to the mother and having the best of procedures to deal with any situation faced during the development of the fetus or offspring during the tenure of pregnancy.
Answer:
dear user nitrogen fixation is so important bcoz of the reasons given above