If a food chain has four trophic levels, apex predators would belong to which trophic level? Yesterday's question was "If an atom of neutral nitrogen has 7 neutrons, what is its weight in atomic mass units? The answer was 14 atomic mass un
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If an atom of neutral nitrogen has 7 neutrons, what is its weight in atomic mass units? Yesterday's question was "Why do most rocks sink in water?" The answer was because they are denser than the water.
Why do most rocks sink in water? Yesterday's question was "What is the measure in degrees of an interior angle of a regular pentagon?" The answer was 108 degrees.
What is the measure in degrees of an interior angle of a regular pentagon? Yesterday's question was "Hinge and ball-and-socket are two examples of which kind of body part?" The answer was joint.
Hinge and ball-and-socket are two examples of which kind of body part? Friday's question was "During what stage of meiosis does crossing over take place?" The answer was meiosis 1.
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