Biology
Biology, 17.10.2019 03:30, Zachary429

According to the endosymbiosis theory, scientists believe that early eukaryotes formed from prokaryotes. why do scientists believe that prokaryotes existed earlier than eukaryotes?

a) all prokaryotes are aquatic in nature.
b) all prokaryotes perform photosynthesis.
c)prokaryotes have organelles, while eukaryotes do not.
d)certain eukaryote cell structures resemble prokaryotes.
nextreset

answer
Answers: 2

Other questions on the subject: Biology

image
Biology, 22.06.2019 10:50, isabelgarcia188
The small molecule cyclic amp (camp) takes about 0.2 second to diffuse 10 μm, on average, in a cell. suppose that camp is produced near the plasma membrane on one end of the cell; how long will it take for this camp to diffuse through the cytosol and reach the opposite end of a very large cell, on average? assume that the cell is 200 μm in diameter.
Answers: 1
image
Biology, 22.06.2019 11:00, crisely
When a cell is in a solution that has the same concentration of water and solutes as its cytoplasm, the cell is said to be in a(n) solution. a. isotonic b. hypotonic c. hypertonic b. facilitated
Answers: 3
image
Biology, 22.06.2019 13:20, jadalysrodriguez
Where is the nictitating membrane found? a. between the eyelid and the eyeball b. between the retina and the optic nerve c. between the outer and middle ear d. in the organ of corti in the middle ear
Answers: 2
image
Biology, 22.06.2019 15:00, Marliii363782
Which organelle plays a role in intracellular digestion?
Answers: 1
Do you know the correct answer?
According to the endosymbiosis theory, scientists believe that early eukaryotes formed from prokaryo...

Questions in other subjects:

Konu
Mathematics, 04.07.2019 05:30
Konu
Mathematics, 04.07.2019 05:30
Konu
Biology, 04.07.2019 05:30