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Answer:
The starch in the plant was removed
Explanation:
When a plant is placed in a dark cupboard for 24hrs it won't receive any sunlight meaning it won't photosynthesize. This results in the plant using up it's stored starch for growth. It is at this point where one can test if sunlight is necessary for photosynthesis to take place. The answer to this will then be, yes.
<h2>Answer:</h2>
The two important uses of biotechnology is the gene therapy and Genetic engineering.
<h3>Explanation:</h3>
- Gene therapy is the manipulation of genes in the genetic make up of an individual to eradicate the inheritable genetic disorders.
- The second use is the genetic engineering. Which is the genetic changes of an organism or micro organism to produce a desirable product.
- For example the transfer of human gene into bacteria for the production of insulin.
- Biotechnology is also used in the diagnostic techniques of genetic disorders.
Answer:
E. They’re a safer fuel to use than hydrocarbons.
Explanation:
Gas hydrates have an advantage over other forms of hydrocarbon fuel because it produces less pollution. The gas hydrates are clean energy, which contain pure methane and less number of harmful gases as compared to other fossil fuels. Due to this gas hydrates, less environmental pollution is produced as compared with coal, oil, natural gas and fuels etc.
