science @elena please help

it has been hypothesized that chloroplasts originated from photosynthetic cyanobacteria that became symbiotic inside a host cell. Which of the following observations provides the strongest evidence for this suggestion?
A) microscopically, chloroplast appear similar to cyanobacteria
B) chloroplast DNA shows clear similarities to cyanobacterial DNA
C) both chloroplast and cyanobacteria are green and perform photosynthesis
D) Photosynthetic cyanobacteria and fungi form a mutualistic association in lichen

  1. 👍
  2. 👎
  3. 👁
  1. D. photosynthetic cyanobacteria and fungi form a mutualistic associatio in lichen

    1. 👍
    2. 👎
  2. The answer is B

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. chemistry

    1. Which of the following statements about the cell theory is correct? a) All living organisms are made up of one or more cells. b) All cells arise from other, pre-existing cells c) All eukaryotic cells contain symbiotic

  2. social studies

    Why are French, Italian, Portuguese, Spanish, and Romanian sometimes referred to as "Romance Languages"? A. They are languages that speak of heroism and love. B. They are languages that originated in ancient Greek. C. They are

  3. Biology

    The endosymbiont hypothesis offers an explanation for how eukaryptoc cells could have obtained mitochondria and chloroplasts through a symbiotic relationship with prokaryotic cells that changed over time. What structural feature

  4. Biology

    1.Which of the following accurately describes the relationship between cyanobacteria and halophiles? A.Cyanobacteria are photosynthetic, which suggests they existed before halophiles. b.Halophiles can survive in extreme


    Invasive Species Quick Check 1 of 5Items Item 1 Coral and algae demonstrate mutualism, a symbiotic relationship where both organisms benefit. Select the option that is also an example of a mutualistic symbiotic relationship.(1

  2. Science - "Cells" Unit test Answers

    For my connexus friends, Here is an (almost) entire sheet for the Cells unit test. 1. No, viruses are not alive because they rely on a host organism to be able to reproduce. 2. reproduction 3. chloroplast 4. Both plant cells and

  3. Tcp

    Host A and B are communicating over a TCP connection, and Host B has already received from A all bytes up through byte 126. Suppose Host A then sends two segments to Host B back-to-back. The first and second segments contain 70

  4. History

    Which option most accurately describes the origins and principles of the humanist philosophy? the humanist philosophy originated in England and spread throughout the British Isles, emphasizing chivalry and a feudal society the

  1. ap bio

    Hornworts differ from mosses and liverworts in containing: a. small leaves b. photosynthetic sporophytes c. gametphytes d. sporophytes e. spores Well, First I thought ok its small leaves and that was wrong. Next I thought it would

  2. English

    There is a host of reasons... or There are a host of reasons.... Which is correct?

  3. Science

    10. Which of these does a virus need to multiply? A. chloroplasts from a host cell B. a host cell to provide oxygen C. new ADP from a host cell D. a host cell to replicate the virus's DNA***

  4. Science

    Drag each item to the correct location in order to place the events in the development of plants into the correct order. 1st 2nd 3rd 4th Options: Bryophytes become the first land plants Cyanobacteria become the chloroplast of

You can view more similar questions or ask a new question.