<span>The breakdown would be dacryo-cysto-rhino-stomy. Dacryo means a combining form denoting tears. Cysto denotes the sac. Rhino means nose. Stomy means surgical opening. Therefore, this means to surgically restore tears into the nose from the lacrimal sac when the nasolacrimal duct isn’t working.</span>
Answer:
Physical adaptations do not develop during an individual animal's life, but over many generations. The shape of a bird's beak, the color of a mammal's fur, the thickness or thinness of the fur, the shape of the nose or ears are all examples of physical adaptations which help different animals survive.
What was the investigation? But from my best guess I'm assuming it's the second option. This may be incorrect.
Darwin called the ability of an organism to survive and reproduce in its environment fitness.
Some organisms were fit to do all of these things, whereas others were not.
Prokaryotic cells lack a nucleus.
