DNA molecules cannot be altered by chance errors in reproduction
a. True
b. False
Indicate whether the statement is true or false
False
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What are the main functions of the leaf shape and position?
a. Absorb sunlight and nutrients b. Absorb sunlight and water c. Absorb sunlight and exchange gasses d. Attract pollinators and exchange gasses e. Attract pollinators and seed dispersers
Identify the reaction shown in this diagram:
a. dehydration synthesis
b. condensation
c. hydrolysis
d. catalyst
A bacterium that you isolated from pond water appears to use light for energy. Based upon this information, you inoculate the organism into fresh media, infused with lots of carbon dioxide. Even after incubation at the correct temperature (of pond water), the organism is not growing. Your best explanation of what might have happened is
A. there was no sulfur compound added to the medium, that could be used as an electron donor. B. there is some inhibitory chemical that is preventing the growth of the bacterium. C. you were using the wrong type of sunlight as the energy source for the bacterium. D. no oxygen was added to the medium so the organism died.
Latency is associated with which of the following?
a. adenoviruses b. lysogenic pathways c. lytic pathways d. DNA viruses e. RNA viruses