Answer:
genetic modification competitors increase
Explanation:
The fish developed the gills because of <em>genetic modification</em>. Because the fish are now able to swim in deep water, their <em>competitors</em> in shallower water will have less food. Likewise, competition for food among deep-water fish that eat the same types of food will <em>increase</em>.
Answer:
some sort of water system, (a river/groundwater/purification plant ect.)
Explanation:
Age-related loss of taste can be due to a decreased number of sensory receptors.
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