Which cell should be classified as prokaryotic? a) a. b) b. c) c. d) d.

Option A, Cell type A

Explanation:

Prokaryotic cells differe from eukaryotic cells in the following ways -

a) Eukaryotic cells have nucleus in their cell while the prokaryotic cells do not have nucleus.

b) All eukaryotic cells have  membrane-bound organelles while the prokaryotic cells do not have membrane-bound organelles

c) Eukaryotic cells have  mitochondria and chloroplasts which is lacking in prokaryotic cells.

d) There is also a difference in the  structure of chromosomal DNA of a prokaryotic and a eukaryotic cell

Hence, option A is correct

answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.