What should one do if the results of an experiment consistently do not support the original hypothesis?
A) Change the hypothesis to match the results.
B) Change the results to match the hypothesis.
C) Accept the original hypothesis.
D) Reject the original hypothesis and formulate a new hypothesis.
D
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A botanist is studying the effects of different oomycete species on potato plants. He exposes one set of plants to an oomycete species having several avirulence (AVR) proteins
He exposes another set of plants to an oomycete species having a single AVR protein. What do you expect will be the results of his experiment? A. Mortality will be higher in plants exposed to the several-AVR oomycete species. B. Mortality will be higher in plants exposed to the single-AVR oomycete species. C. Mortality rates will be the same in both plant sets.
A missense mutation causes sickle cell disease by
A) altering the protein's shape and affecting its function. B) changing a sense codon to a stop codon. C) altering an intron splicing site so that an entire exon is deleted. D) substituting beta globin chains with alpha globin chains.
Explain how the term "fluid mosaic" describes the plasma membrane
What will be an ideal response?
The interaction in which one species benefits and the second species is neither harmed nor benefited is ____
a. mutualism b. parasitism c. commensalism d. competition e. predation