Well there are many catastrophic scenarios that we already overcome. You should consider educating yourself about the great filter. A great filter is a hypothetical barrier that each civilization can or cannot overcome. From here on things get a little complex so I won't bore you with them. But there are experts in this theory called great filter and I'm sure they can tell you a lot about.
Adenine forms two hydrogen bonds with thymine in DNA while three hydrogen bonds are formed between guanine and cytosine.
Thymine and cytosine are pyrimidines because they have a single ring structure. Adenine and guanine are purines because they have a double ring structure.
the two main processes are: transcription and translation
Answer:
Answer is C.
Explanation:
Electrophoresis describes the movement of particles in a gel, influenced by an electric charge.
It is use to separate DNA particles based on their charge and size. Some of its types are native or buffer gels, gradient gels among others.