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Which of these facts provides the best support for the hypothesisthat plants evolved from green algae?

1) The chloroplasts of plants and green algae all have bothchlorophyll a and b.

2) Plants and green algae have chloroplasts.

3) Plants and green algae are photosynthetic.

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Trinidad Tremblay
Trinidad TremblayLv2
28 Sep 2019
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Related questions

Match the following groups of organisms with the statements that best describe them. Use the letter that represents the group. Some groups are used more than once or not at all.

a. Stramenopila

b. Proteobacteria

c. Unikonta

d. Cyanobacteria

e. Spirochetes

f. Diplomonads

g. Achaeplastida

h. Chlamydias

i. Euglenozoa

j. Alveolata

k. Actinomycetes

l. Green Algae

m. Foraminifera

n. Radiolaria

o. Archaebacteria

p. Gram-positive Bacteria

______A. Possess subsurface, membrane bound cavities.

______B. Algae lacks flagellated stage, found in warm waters.

______C. Possess two haploid nuclei, lack mitochondria.

______D. Bacteria that are obligate intracellular parasites.

______E. Clade includes ciliated, flagellated, and non-motile organisms.

______F. Flagellates that can be either photosynthetic or heterotrophic/mixotrophic

______G. Prokaryotes with internalized flagella.

______H. Organisms with heterokont (two types) flagella.

______I. Move with slender pseudopodia, test of CaCO3

______J. Probable ancestors of plants.

Match the following groups of organisms with the statements that best describe them. Use the letter that represents the group. Some groups are used more than once or not at all.

a. Stramenopila

b. Proteobacteria

c. Unikonta

d. Cyanobacteria

e. Spirochetes

f. Diplomonads

g. Achaeplastida

h. Chlamydias

i. Euglenozoa

j. Alveolata

k. Actinomycetes

l. Green Algae

m. Foraminifera

n. Radiolaria

o. Archaebacteria

p. Gram-positive Bacteria

______A. Possess subsurface, membrane bound cavities.

______B. Algae lacks flagellated stage, found in warm waters.

______C. Possess two haploid nuclei, lack mitochondria.

______D. Bacteria that are obligate intracellular parasites.

______E. Clade includes ciliated, flagellated, and non-motile organisms.

______F. Flagellates that can be either photosynthetic or heterotrophic/mixotrophic

______G. Prokaryotes with internalized flagella.

______H. Organisms with heterokont (two types) flagella.

______I. Move with slender pseudopodia, test of CaCO3

______J. Probable ancestors of plants.

1. The absorption of light by light harvesting complexes and transfer of that photon to one or two reaction centers represents one of the most complex and structurally ordered systems in biology. Four-part question.

a. Describe the structurally arrangements of light harvesting chromophores from purple photosynthetic bacteria, green photosynthetic bacteria and chloroplasts.

b. Describe the movement of a photon of light from the light harvesting complex(s) to the photosynthetic reaction centers in purple photosynthetic bacteria, green photosynthetic bacteria and chloroplasts.

c. In chloroplasts has does the organelle control distribution of photons of light between photosystem I and photosystem II.

d. Considering the similarities between photosynthetic reaction centers in purple photosynthetic bacteria, green photosynthetic bacteria and chloroplasts what do you think was the driving force for the differences between light harvesting complexes.

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