Answer:
irreversible chemical change
Explanation:
A chemical change always results in a new substance and as it is not possible to reverse it, it is an irreversible chemical change.
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... a Y chromosome from the father.
Option 3
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<h3>Answer: <u><em>Hope this helps </em></u></h3><h3><u><em /></u></h3><h3>Explanation: </h3><h3><u><em>This pattern of energy transfer continues with each successive level of the pyramid. Secondary consumers receive 10% of the energy available at the primary consumer level (1% of the original energy). Tertiary consumers receive 10% of the energy available at the secondary level (0.1% of the original energy).</em></u></h3><h3><u><em /></u></h3>
