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A botanist wanted to see if a new strain of corn could germinate in soil that was too salty for regular corn. She conducted a study on the germination success of seeds from the new strain that were exposed to various levels of salty soil, from zero to normal (100 mg/L), high (200 mg/L), very high (400 mg/L), to normally lethal (800 mg/L). The table below shows her data for this study.

Write a formal hypothesis for this study.
Does her data support or reject the hypothesis? Explain your reasoning.


A botanist wanted to see if a new strain of corn could germinate in soil that was-example-1
User Ofek Glick
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Formal hypothesis: The new strain of corn can germinate in soil with higher salt concentrations than regular corn.

The data from the study shows that the new strain of corn has a higher germination success rate than regular corn in soil with increasing salt concentrations. At normal salt concentration (100 mg/L), the germination rate for both the new and regular corn strains was high, with 90% of seeds germinating. At higher salt concentrations of 200 mg/L and 400 mg/L, the new strain of corn still showed a relatively high germination rate of 90% and 55%, respectively, while the regular corn strain had a lower germination rate of 90% and 35%, respectively.

Even at the highest salt concentration tested (800 mg/L), some seeds from the new strain of corn were able to germinate, although the percentage was not reported. Therefore, the data supports the hypothesis that the new strain of corn can germinate in soil with higher salt concentrations than regular corn.

Expansion:

Plants require a certain amount of salt to grow and function properly, but too much salt can be harmful and even lethal to them. The ability to germinate and grow in soil with high salt concentrations is an important trait for plants, particularly in regions with high soil salinity.

The study conducted by the botanist aimed to assess whether a new strain of corn had this desirable trait. The data collected from the study supports the hypothesis that the new strain of corn can germinate in soil with higher salt concentrations than regular corn.

The fact that the new corn strain had a higher germination success rate than regular corn at higher salt concentrations suggests that it may have adaptations that allow it to tolerate salt stress more effectively. These adaptations could include mechanisms for excluding salt from the plant, or for storing salt in compartments that are less harmful to the plant.

Overall, the results of this study are promising for the potential use of the new strain of corn in regions with high soil salinity. However, further research is needed to determine whether the new strain of corn has other desirable properties, such as higher yields or better nutritional value, and to assess its performance in field conditions.

User Michael Commons
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