The evolution of eukaryotes from prokaryotes probably
A) occurred many times.
B) allowed for the formation of both complexity and multicellularity.
C) involved endosymbiosis on multiple occasions.
D) B and C only
E) A, B, and C
Answer: E) A, B, and C
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Drugs that target prokaryotic protein synthesis would have no effect on eukaryotic protein synthesis
Indicate whether this statement is true or false.
A basilisk lizard can run across the surface of a pond due to a property of water called ________
Fill in the blank(s) with correct word
For which of the following can Koch's postulates be used to identify the organism causing the disease?
a. Streptococcus pyogenes, the organism that causes strep throat, which can be cultured on blood agar in the laboratory b. Treponema pallidum, the causative agent of syphilis, which cannot be grown in the laboratory c. HIV (human immunodeficiency virus), the agent causing AIDS, a disease of the human immune system d. Allergies
While researching the effects of light on chlorophyll synthesis in sorghum, you find that brief pulses of red light stimulates the synthesis of chlorophyll a and b. This would suggest that chlorophyll synthesis is directed by the Pr form of phytochrome.
Answer the following statement true (T) or false (F)