❓ Question According to the passage, what is the primary reason the hydra can achieve biological immortality?
- A. A) It possesses a unique genetic mutation that halts all cellular aging.
- B. B) Its interstitial stem cells continuously replace differentiated cells, preventing damage accumulation.
- C. C) It has no predators or diseases in its natural environment.
- D. D) Its stem cells remain quiescent permanently, avoiding replication errors.