I guess the answer is A,it may help you
Answer:
transcription and RNA processing
Explanation:
It is regulated during transcription and RNA processing, which take place in the nucleus, and during protein translation, which takes place in the cytoplasm. Further regulation may occur through post-translational modifications of proteins.
If the farmer were to breed both of the two different types of cattle he would have a hybrid type of new cattle with both traits :)
Proteins are broken down into amino acids whereas fats are digested mostly into fatty acids & glycerol