Some types of fish can generate an electric field around their body to communicate with other individuals of the same species (like vocalization in birds). The electric field is generated by cells called electrocytes, which are modified muscle cells. This reflects that: A. behaviors develop over time. B. there is no genetic basis for behavior. C. behaviors are influenced by the environment. D. physiological mechanisms are the basis of behaviors.
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Biology, 21.06.2019 18:30
The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.
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Biology, 22.06.2019 02:30
Which list is in order from simplest to most complex? a bacteria - virus - plant - protist b protist - bacteria - virus - plant c virus - bacteria - plant - protist d virus - bacteria - protist - plant
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Biology, 22.06.2019 03:00
Select the correct answer from each drop-down menu. during the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.
Answers: 1
Some types of fish can generate an electric field around their body to communicate with other indivi...
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