Answer:
RNA world hypothesis.
Explanation:
RNA is present as the genetic material in some viruses only. RNA is produced from the template DNA by the process of transcription and helps in the protein gene expression.
According to RNA world hypothesis, RNA is considered to be the first genetic material as it has the ability to store the genetic material. The oxyribose sugar makes the RNA more reactive than the DNA molecule. The RNA also has the ability to work enzyme known as ribozyme. Hence, RNA has the ability to store the information and acts as catalyst.
Thus, the answer is RNA world hypothesis.
<span>At the point when the casualty begins to p uke or when you need to allow the casualty to sit unbothered. This position will also help them ease so that they don't vomit on their cloths or even on the cloths or body of those trying to help them.If them need to be left alone this is also a good position as the posture does not affect anybody organs .</span>
Answer:
The practice of breeding organisms with the most desirable traits to the farmer
An antigen causes the body to make antibodies.