They would most likely be metamorphic. "Lava" refers to magma (molten rock) that has reached the surface, igneous rock is sourced from magma and lava, and sedimentary rocks are formed at the Earth's surface.
Answer:
try d both b and c. hope this helps
Explanation:
<span>Ribonucleic acid (RNA) occurs
primarily as single strands, often giving rise to single polynucleotide
structures. RNA is a polymeric molecule
that is responsible for the regulation, coding, decoding and expression of
genes. Each nucleotide has a ribose sugar attached to the carbon, a base that
is composed of purines and pyrimidines, a negatively charge phosphate groups
and a hydroxyl group which causes helix to mostly adopt the A-form geometry.</span>
