Answer:
All vital functions of an organism occur within its cells
Explanation:
WHY THE OTHER CHOICES ARE PART OF THE CELL THEORY
1st choice- When a cell reproduces, it splits. This means that BOTH of the cells are exactly the same.
2nd choice- ALL organisms, from bacteria to elephants are made of cells, either multicell or unicell
3rd choice- Cells split to reproduce, so yes
D the amount of matter in the chair
Proteins not expressed on normal cells but found on tumor cells are called tumor specific antigen.
<h3>What are cancer cells?</h3>
Cancer cells are cells whose cells cycles and growth has been altered as a result of mutation in their DNA resulting in abnormally high growth rates.
Cancer cells are also called tumor cells.
Proteins that are expressed in tumor cells but not on normal cells are called tumor specific antigen.
Learn more about tumors at: brainly.com/question/1681377
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Answer:
pH
Explanation:
Substances can act as a buffer to resist changes in pH when something more acidic or basic is added
A community will be affected by the extinction or migration of a single species because all species in a community interact and are interconnected. The community can be affected in a number of ways including changing population sizes and disrupting symbiotic relationships.