Answer:
eye
Explanation:
Glaucoma is a disease of the major nerve of vision, called the optic nerve.
Worldwide, glaucoma is the second leading cause of irreversible blindness.
Answer: the largest cell in the human body is the ovum
Step by step explanation:
The tadpoles take their food from the yolk of an egg. The egg yolk is equivalent to the placenta. The placenta attaches itself to the uterus to provide the developing fetus with blood and oxygen.