<span>rift valley is formed on a divergent plate boundary, a crustal extension, a spreading apart of the surface, which is subsequently further deepened by the forces of erosion.
hope this helps please award brainly :)
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Any theory must contain a meaningful concept with new evolution to accept by the scientific community
Answer:
transfer RNA( tRNA)
Explanation:
Molecules carry amino acids to the ribosomes during proteins:)
