Amino acid reactions. Amino acids via their various chemical functionalities can undergo numerous chemical reactions.
Answer:
The option 'All cells contain a nucleus' is not a part of the cell theory.
Explanation:
The cell theory proposed by scientists illustrates that every organism whether prokaryotic or eukaryotic is made up of a cell or different kinds of cells. It also that explains that cells are made from living things. According to the cell theory, cells are termed as the basic unit of life, without which life is not possible.
The cell theory does not claim that every cell must have a nucleus because many cells like cells of prokaryotes lack nucleus. Their genetic material is dispersed in the cytoplasm.
In a cell, there are several parts of it that are there to stop this from happening. Cancerous cells do not have the genetic code to stop growing and reproducing. A regular cell will actually destroy itself it there is a mutation. If it does not get destroyed, it could potentially be tumorous, then it could eventually be cancerous.
Lactose tolerance and intolerance together with other northern European individuals Lactose, the sugar found in dairy items and drain, is processed by the catalyst lactase.
Lactose intolerance is a typical stomach related issue where the body can't process lactose, a sort of sugar mostly found in drain and dairy items. Manifestations of lactose intolerance, as a rule, create a couple of hours of devouring nourishment or drink that contains lactose.