Campbell Biology
Campbell Biology
12th Edition
ISBN: 9780135188743
Author: Urry
Publisher: PEARSON
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Chapter 28, Problem 1TYU

Plastids that are Surrounded by more than two membranes are evidence of

(A) evolution from mitochondria.

(B) fusion of plastids.

(C) origin of the plastids from archaea.

(D) secondary endosymbiosis.

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Which of the following is not true of the protists? (a) they are unicellular, colonial, coenocytic, or simple multicellular organisms (b) their cilia and flagella have a 9 + 2 arrangement of microtubules (c) they are prokaryotic, as bacteria and archaea are (d) some are free-living, and some are endosymbionts (e) most are aquatic and live in the ocean or in freshwater ponds
Give an example of a protist that is:(a) a parasite of humans(b) very large and photosynthetic(c) a unicellular species with two flagella and photosynthetic(d) covered in cilia
Photosynthetic protists with shells composed of two halves that fit together like a petri dish are (a) golden algae (b) diatoms (c) euglenoids (d) brown algae (e) forams

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Campbell Biology

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Endosymbiotic Theory; Author: Amoeba Sisters;https://www.youtube.com/watch?v=FGnS-Xk0ZqU;License: Standard Youtube License