Answer:
A as they used they used if while the others are fact
Answer:
The amount of energy at each trophic level decreases as it moves through an ecosystem. As little as 10 percent of the energy at any trophic level is transferred to the next level; the rest is lost largely through metabolic processes as heat
HOW IS YOUR DAY AND THE ANSWER IS B BY THE WAY AND I HOPE I HELPED BYR
ACTUALLY, the correct choice is:
A.) They can interbreed and produce fertile offspring.(For future students seeking help)
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