The answer would be B. External Fertilization because the combination of Sperm and Egg happen outside or externally.
Answer: Taxonomy is the process of classifying organisms based on similarities.
Explanation:
our thyroid glands plays a main role in a human body. It secretes thyroxine and calcitonin. In which thyroxine help in growth and cellular metabolism and calcitonin helps to regulates calcium concentration in blood . If thyroid gland stops working then there is low level of calcium in our blood, which leads to mental and hormonal disorder. In this way a person's blood calcium level would be affected if his/her thyroid gland stops working.
Be respectful. Helpful. Understand exactly what's being asked of you. are a few