Final answer:
An error during the G1 phase of the cell cycle can affect a multicellular organism by developing cells with DNA errors. This can lead to variations, mutations, genetic disorders, and dysfunctional proteins, impacting the organism's integrity and functionality.
Step-by-step explanation:
An error during the G1 phase of the cell cycle in a multicellular organism would most likely affect the organism by developing cells with DNA that contains errors. This is because the G1 phase is the first gap phase where the cell grows and prepares for DNA replication. If errors occur during this phase, they can be replicated and passed on to daughter cells, leading to variations and potentially harmful mutations.
For example, if a mutation occurs during the G1 phase that affects a critical gene involved in cell division, it could result in uncontrolled cell growth and potentially lead to the development of cancer. Similarly, if there are errors in the DNA sequence during replication, it could lead to genetic disorders or dysfunctional proteins being produced.
Therefore, an error during the G1 phase can have serious consequences for a multicellular organism by impacting the integrity and functionality of its cells.
Learn more about Impact of G1 phase error on a multicellular organism