Answer: He used it to study the ancient cells in fossilized wood.
Explanation:
Answer:
organ than body than organism
Explanation:
Answer:
Animals release waste carbon dioxide when they exhale or breathe out. When decomposers break down dead plants and animals, they too release carbon dioxide. All of the carbon dioxide released into the air by these processes is available to plants for photosynthesis.
Explanation:
Answer:
<u>15 </u>because one codon has 3 nucleotides
Explanation:
