Diversity indices such as the Shannon diversity index are very valuable to
A. agricultural economists who study crop production.
B. researchers calculating evapotranspiration rates.
C. the formation of climax communities.
D. conservation biologists who study rare species.
E. scientists studying microbial diversity.
D. conservation biologists who study rare species.
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Water moves (select all correct choices):
A. from regions of high water concentration to regions of low water concentration. B. from regions of low water concentration to regions of high water concentration. C. from regions of high solute concentration to regions of low solute concentration. D. from regions of low solute concentration to regions of high solute concentration. E. from regions of low water concentration to regions of low solute concentration.
Though you were not on earth at the time, if you had to predict the method of reproduction utilized by the earliest organisms on this planet, which of the following choices would you select?
a) alternating between sexual and asexual reproduction b) reproduction by duplicating their DNA material and dividing in two c) sexual reproduction as it is seen in current eukaryotic organisms d) None of the above are correct; the earliest organism most likely did not reproduce. e) None of the above are correct, a combination of fission and fusion occurred.
Do you think genetics have anything to do with producing eggs you buy in the store?
What will be an ideal response?
True or false? The integumentary system consists of three layers. From outermost to innermost, they are made of epithelium, dense connective tissue, and loose connective tissue
True False