Because carbon and hydrogen share similar electronegativities, they will form nonpolar covalent bonds with each other.
Indicate whether the statement is true or false.
Ans: True.
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Consider a pizza dough made by vigorously mixing to form gluten and evenly disperse the ingredients such as baker's yeast (Saccharomyces cerevisiae)
Predict the metabolic differences yeast would have in a thinly flattened dough and in a spherical dough ball. What will be an ideal response?
An example from the text contrasts two forests, each with 10 species and a total of 50 trees. In the first forest, 39 of
the 50 trees represent the dominant species. The second forest has 5 of each of the 10 different species. What conclusion can be drawn regarding these two forests?
a. The amount of animal species in each forest would be the same. b. The first forest is more diverse than the second. c. The first forest must have had some human interference. d. The second forest is more diverse than the first. e. The second forest must have had some human interference.
A structure formed from the combination of cyanobacterial microbes and sediments is called:
a. a coral reef. b. a bacteria reef. c. a stromatolite. d. a stalactite. e. a stalagmite.
Which type of plant hormone promotes fruit ripening?
a. ethylene b. jasmonates c. gibberellins d. brassinosteroids e. abscisic acid