Answer:
Why doesn't Dr. Logan feel the bed bug feeding on him? The bed bug injects an anesthetic as it feeds. Bed bugs prefer humans over other hosts. Many blood-feeding parasites carry diseases but bed bugs do not.
Explanation:
Mitochondria is the powerhouse of the animal cell
Choices 1, 2, and 3 all emit carbon dioxide, not enough to destroy the planet, but they still can cause it over a large amount of time, due to Carbon Dioxide being a greenhouse gas. Therefore, the answer is 4. Bicycles do NOT emit any carbon dioxide at all.
<span>The trait that is ancestral to all chordates is the presence of a notochord...the others are gill slits and nerve chord</span>