ummm mom mm mmmmmmmmmmmmmm
Answer:
A) %A=5 %G= 45 %C=45 %T=5 %U= 0
.
Explanation:
DNA is the genetic material and transfer from one generation to the generation. The DNA composed of the nitrogenous bases, pentose sugar and the phosphate group.
The base pairing of DNA follows the Chargaff's rule. According to this, the purines an pyrimidine ratio is equal to 1. The number of adenine is equal with that of thymine and number of cytosine is equal to the guanosine. In option (A) this criteria is follows.
Thus, the correct answer is option (A).
Answer:
Air particles are a mixture of solids and liquids that are microscopically tiny and suspended by air currents. It can stay in the atmosphere for a few hours to a month or two. Their constituents can be various harmful substances such as heavy metals - lead, nickel, arsenic, cadmium or polycyclic aromatic hydrocarbons
Explanation:
Air particles, nitrogen dioxide and ground-level ozone are now considered to be the three most polluting substances in human health. Exposure during peak concentration and long-term exposure to these pollutants can cause damage from respiratory distress to premature death.
It is ecosystem !!!!!!!!!!!!!!!!!!!!
