woebrooke11
21.05.2020 •
Biology
5. Chromosomes can be described as
1. large molecules that have only one function
2. folded chains of bonded glucose molecules
3. reproductive cells composed of molecular bases
4. coiled strands of genetic material
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Ответ:
4. is correct
Explanation:
Chromosomes are thread-like structures of nucleic acid which carries genetic material.
Ответ:
Identify how scientists use radioactive isotopes by selecting the best answers from the drop-down menus.
Archaeologists use radioactive isotopes to : determine the age of ancient artifacts.
Scientists use radioactive isotopes in agriculture to : understand the biological and chemical processes in plants.
Geologists use radioactive isotopes to : determine the age of rocks and fossils.
Explanation: I just did it on edg and it was all correct.