Answer:
HeLa cells, like many tumours, have error-filled genomes, with one or more copies of many chromosomes: a normal cell contains 46 chromosomes whereas HeLa cells contain 76 to 80 (ref) total chromosomes, some of which are heavily mutated (22-25), per cell.
Explanation:
Overlapping niches lead to competition because they need the same resources such as food sources
Answer:
The junction between two neurons is called a Synapse.
