There are no various sorts of bacterial provinces in Anna's example. Just Serratia marcescens was discovered in light of the fact that the microorganisms in the specimen all had a similar shape and size. Microbiologists need to detach bacterial provinces from an example to have the capacity to take a gander at what sorts of microscopic organisms are in the example.
Answer:The helix structure Of DNA helps prevent it from been expose and also the sugar and phoshate group that are important components of nucleotides forms a backbone on the helix structure or the polynucleotide this back bone is hydrophobic i.e water loving hence wouldn't allow for penetration for water.
2. Hydrogen bond is formed between this bases to keep them in place.
Explanation:
2. A. Rubber is a conductor and transfers electricity from the wire.
3. B. Changing tides.
4. B. The fossils may have been moved by man, animals, or Earth's constructive and destructive processes.
5. A. They are produced by drought.
6. C. Stores heredity information.
7. D. Magnets have a set strength , while the strength of an electromagnet can be adjusted.
8. A. Temporary dam.
9. B. Invertebrates.
10. C. Human feces.
11. No answer.
12. A. Gas.
13. C. Increase the number of coils of copper he puts around the nail.
14. A. Sam is correct. It is not a physical change.
15. C. Landslides.
Answer:
5. C- Adenine
6. -
Explanation:
I don't yet know question 6 sorry