Cell differentiation<span> is how generic embryonic </span>cells<span> become specialized </span>cells. Thisoccurs<span> through a process called gene expression. Gene expression is the specific combination of genes that are turned on or off (expressed or repressed), and this is what dictates how a </span>cell<span> functions.</span>
Economical. This has the most positive connotation out of all of the options listed here.
"Inferior" implies that the quality is lesser than other potential materials that could have been used.
"Second-rate" and "Sub-standard" also imply the same message.
"Economical" has the most positive connotation, because it implies that the materials are monetarily cheap but does not really imply anything about the QUALITY of the cheap material.
you didnt include the options lol
Answer:
That's supposed to be an opinion based question my dude-
Explanation:
The tense is in the future.
