Scientists have worked on the structure of DNA and one of their revelations is the antiparallel arrangement of DNA strands. Which of the following explanations does not go in accordance with the above statement? A. The two strands of DNA are oriented in opposite directions to each other.
B. The two strands of DNA run in 5' to 3' direction.

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."