What is Quantum entanglement?

GS Paper 3: Topics Covered: Science and Technology.   Context: Scientists have identified the first ”quantum entangled” animal in history-frozen tardigrade, in a recent study. Frozen tardigrade are microscopic multicellular organisms known to tolerate extreme physiochemical conditions through a latent state of life known as cryptobiosis.   Cryptobiosis: Also known as anabiosis, it is a …