B. Competition between two species may force one of them to migrate to survive
Answer:false
Explanation:somatic and non-sex is the same thing. Although Eukarytic cells can be sex cells, there are also some that are non-sex cells.
Answer:
Cardiac muscle fibers have a single nucleus, are branched, and joined to one another by intercalated discs that contain gap junctions for depolarization between cells and desmosomes to hold the fibers together when the heart contracts.
Explanation: