Mitochondria and chloroplasts are thought to have arisen from:
A. endosymbiotic episodes.
B. parasitic interactions.
C. normal organelle development.
D. None of these answers are correct.
A
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Fire can move, grow, reproduce, use energy, consume oxygen, and interact with its environment. Why is it not alive?
A. It does not consist of complex, well-ordered structures. B. It does not have cells. C. It does not pass on genes for traits to its offspring. D. All of the above are accurate reasons why fire is not alive.
FISH analysis is likely to detect which type of change in DNA? (Select all that apply.)
A) translocation B) duplication C) deletions D) silent point mutations E) frame shift point mutations
During which period did the coal forests form?
a. Cambrian b. Carboniferous c. Quaternary d. Jurassic e. Ordovician
The ________ continually senses and adjusts our body systems to maintain homeostasis
Fill in the blank(s) with correct word