The closest modern relatives of birds are _____
a. crocodilians c. turtles
b. prosimians d. lizards
A
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When the gene that encodes the histones acetylase (HAT) was isolated, it was shown to have homology to the yeast protein, Gcn5 . Why was this an exciting find?
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Which of the following is an example of migration?
A) frogs leaving a pond after metamorphosis B) hawks finding a new territory after maturing C) seeds dispersing from a tree D) humpback whales traveling up and down the coast of western United States
Although freshwater biomes cover less than 1% of the Earth's surface, they are important because ________
A) we depend on them for drinking water B) they are home to lots of species C) they are the source of our irrigation for agriculture D) All of the above are reasons why freshwater biomes are important.
Briefly, but comprehensively explain the purpose for the staining procedures uses in bacteriology.
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