The answer you need is the LENS, it helps your eyes focus. i really hope this helps!
Water.
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The enzyme lactase
Globally, most human adults are lactose intolerant. People with lactose intolerance produce insufficient amounts of the enzyme lactase.
Lactase is an enzyme that breaks down lactose (milk sugar) to smaller sugars that can be digested. Lactase is found in the small intestine of mammals. Lactase deficiency occurs in individuals whose bodies produce insufficient amount of the enzyme lactase, and are unable to digest milk very well. These individuals are said to be lactose intolerant.
Answer:
Las flores de pepino son masculinas o femeninas, y los frutos se desarrollan solo a partir de flores femeninas. Las flores masculinas suministran el polen, que las abejas llevan a las flores femeninas, cuyos ovarios, una vez que las flores son polinizadas, se hinchan.
Answer: last option is correct, musculoskeletal, nervous
Explanation: