Question

question 6.
a scientist observes a group of cells under a microscope. observed characteristics include a cell membrane as the outermost barrier, nucleus, and mitochondria. what type of cell(s) is this most likely to be?
i. animal cell
ii. plant cell
iii. prokaryotic cell
a. ii only
b. i and ii only
c. ii and iii only
d. i only

Explanation:

• Animal cells have a cell membrane as the outermost barrier, a nucleus, and mitochondria.
• Plant cells have a cell wall outside the cell membrane (so cell membrane is not the outermost barrier).
• Prokaryotic cells lack a nucleus.

Answer:

A. II only