Question

While snorkeling in the ocean you find large, leafy organisms that are brownish in color growing in large masses. You are unsure whether they are protists since they look quite plant-like. If they are actually protists, what characteristic will the organism’s cells exhibit?
a. Each of the cells in the organism will have its own nucleus.
b. The cells will form a colony with separate groups of cells doing various jobs.
c. The cells will form a colony without differentiating into separate tissues.
d. Most of the cells in the organism will have cilia or flagella.

Answer 1

the correct answer is Each of the cells in the organism will have its own nucleus. True for the eukaryotic algae.

Answer 2

Most of the cells in the organism will have cilia or flagella - False. Kelp have flagellated gametes but not most cells. Their life cycle includes gametophyte and sporophyte stages which involves the production of zoospores, eggs and flagellated sperm. ( Answer => D )