Which of these things is a protist? A. Mycoplasma pneumoniae, a single-celled
bacterium without a nucleus that causes
B. Euglena spirogyra, a single-celled algae
with a nucleus and flagella, or flippers, that
help it move around
D. Apodemus sylvaticus, a complex,
pneumonia
C. Geotrichum candidum, a complex,
multicellular fungus used to make cheese.
multicellular creature known as a wood
mouse.

the correct answer is 4) heat and pressure

metamorphic rocks arise from transformation of existing rocks types, in a process called metamorphism. during metamorphism the original rock(prolith) change into metamorphic rock by heating (150-200c) and pressure of more than 1000 bar. the original rock can be sedimentary, igneous, or existing metamorphic rock.

find out why you don't need to aim at such a syllable pattern in english. you may have thought that haiku was supposed to be 5-7-5, so what's up with the logo by the gravitational pull of celestial objects, can touch us in unexpected ways.