Answer:
You can not see them with the bare eye, but you can see them using a very powerful microscope.
Explanation:
In June 27, 1954. The world's first power plant was opened. In Obninsk, outside of moscow.
In 1868 a hydro electric power station was designed and built by Lord Armstrong at Cragside, England. It used water from lakes on his estate to power Siemens dynomos. The electricity supplied power to lights, heating, produced hot water, ran an elevator as well as labor-saving devices and farm buildings.
Then in 1870 generators were invented to produce power on a commercial scale for industries.
But then in 1882 in Appleton Wisconsin, US DC power, 12.5 kW. This was the first Edison ydroelectric station. It powered Van Depoele's early electric trolleys later in 1886.
Then in 1882 in New York City - Edison Illuminating Company builds New York's first power plant at the Pearl Street Station.
Might be b I might be wrong
Answer:
Increase the reaction rate
Explanation:
Enzymes are organic substances that are produced to catalyse and speed up chemical reactions in chemical reactions. Enzymes take part in product formation. They lower the activation energy by acting as catalysts during a chemical reaction thus products are formed faster.
Answer:Chromosome is thread like structure composed of DNA and proteins, found in the nucleus of a cell. It carry genetic information in the form of genes.
Explanation:
For e.g Human has 23 pair of chromosome.
