Avery et al. (1944 ) determined that DNA is the genetic material in T2 bacteriophage
Indicate whether the statement is true or false
FALSE
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As big as it is, the ocean is nutrient-limited. If you wanted to investigate this phenomenon, one reasonable approach would be to _____
A) follow whale migrations in order to determine where most nutrients are located B) observe Antarctic Ocean productivity from year to year to see if it changes C) experimentally enrich some areas of the ocean and compare their productivity to that of untreated areas D) compare nutrient concentrations between the photic zone and the benthic zone in various marine locations E) contrast nutrient uptake by autotrophs in marine locations that are different temperatures
True or False: Some plant nutrients are more mobile in soil than others
A. true B. false
What species did the HIV-1 genome evolve from?
a. Chimpanzees b. Gorillas c. Pigs d. Spider monkey e. Cows
Which of the following characteristics does not apply to members of Protheria?
a. nocturnal b. insectivores c. aquatic d. placental mammals e. some weigh less than 5 g