Gold microparticles are used in gene gun delivery methods because they are chemically inert, biocompatible, and provide a stable platform for attaching DNA. These properties ensure efficient DNA delivery into cells without causing significant cytotoxicity.
Europium (Eu) resembles Calcium (Ca) in the following ways:
(A). Both are diamagnetic
(B). Insolubility of their sulphates and carbonates in water
(C). Solubility of these metals in liquid NH3
(D). Insolubility of their dichlorides in strong HCI
Choose the correct answer from the options given below: