The evolutionary process that created chloroplasts and mitochondria is:
A. punctuated equilibrium.
B. evolution.
C. symbiosis.
D. endosymbiosis.
D
Biology & Microbiology
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Rhodophyta consist of 4,000 species of ____algae
a. brown b. red c. golden d. green e. blue-green
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How many Barr bodies would one expect to see in cells of Turner syndrome females and Klinefelter syndrome males?
What will be an ideal response?
Biology & Microbiology
Which of the following is always the same in every unit of the DNA molecule?
a. the sugar b. the base c. the phosphate group d. Only a) and c) are always the same. e. Only a) and b) are always the same.
Biology & Microbiology
Which of the following is a type of microscope?
a. convex b. UV light c. dissecting d. scanning proton
Biology & Microbiology