James Watson is credited with the discovery is the stricture of DNA.
he gibe the 3D structure of DNA in 1962 ,
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I believe the correct response would be D. Are not composed of one or more cells.
Answer:
This is biomagnification, and it means that higher-level predators-fish, birds, and marine mammals-build up greater and more dangerous amounts of toxic materials than animals lower on the food chain. In this activity you will explore the biomaginification of toxic chemical, mercury, through a simple marine food chain.
Explanation:
Answer:
Naci is a dangerous acid. For ex suphiric acid . when you test this acid you realised that' it is dangerous because of its widespread use. Naci means Nitric acid collide with other acid that don't make any reaction with other acid.Its has own reaction With sodium hydroxide forms to perform a neutral solution.
Answer:
The water treatment plant does not work properly.
Explanation:
The data from the river samples showed that there was a problem with the water treatment plant because there is high amount of pollutants are present in the river sample. The presence of pollutants in the samples shows that the water treatment plant did not work properly, if they did no pollutants are present in the river water so this presence of pollutants indicates inefficiency of water treatment plant.
