DNA is made up of two strands of sugar molecules and phosphate groups, with nitrogen bases in between them that are held together by hydrogen bonds.
A. cold water with high salt content. The colder the water the more dense it is (ice is pretty dense). Adding salt to a liquid also makes it more dense.
Chemically aphid faeces is similar to sap- it’s a clear and colorless sweet, syrupy liquid. If you want a somewhat gross, but somewhat interesting fact, an aphid poops about a milligram per hour, which doesn’t sound like a lot, but they only weigh two milligrams!
Answer:
Chicago’s biome is not a beech-maple forest; it is grassland. When the restoration project reaches its climax community will there be any trees? Draw what you think the climax community at Osterman Beach will look like.
Explanation: