1point
why do the plant cells in these two images have different structures?
o
a. because every plant cell has a different structure
b. because the dna in their nuclei are very different
o
c. because they are in different stages of development
o
d. because they have different jobs, or functions

answer:

b . because the dna in their nuclei are very different

c

explanation:

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.