Answer:
To avoid Hyper-oxygenation
Explanation:
Crucian carp have the ability to increase gill surface to maximize oxygen intake, or reduce overall area when under specif circumstances. If the fish does not need so much oxygen it will cover the protruding lamellae to reduce oxygen intake and avoid Hyper-oxygenation.
Answer:
Explanation:
The thinking task Mrs. Diaz has sent upon the faculty is to consider different possibilities for a discussion at the next meeting.
False, based on the statement if they work long hours then leisure time cannot be increased
The sun. The sunlight energy flows from one trophic level through the next. Energy flows throughout the ecosystem and the primary source of energy for almost every ecosystem on Earth is the sun.
Vladimir, also known as Vladimir the Great was actually a double prince: first he was a prince of Novgorod, after his father (answer D, I would go with this answer) and then we was the Grand Prince of Kiev (answer C.) because he united the lands into Kievan Rus.
So... we has born a prince of Novgorod, but died a Grand Prince of Kievan Rus. The question should be more specific.
