Argument A P1: If a given animal species has a respiratory system, then that species also has a circulatory system. P2: No mammal species has a circulatory system. C: Therefore, no mammal species has a respiratory systemArgument A have at least one false premise; and it commit a fallacy. Argument A a "good" argument. Argument B P1: If a member of the Republican Party won the presidential election in 2008, then John McCain is the president of the United States. P2: A member of the Republican Party did win the presidential election in 2008. C: Therefore, John McCain is the president of the United States. Argument B have at least one false premise; and it commit a fallacy, Argument B a "good" argument.

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.

what is this saying?

transformative rocks are the stones that emerge from the transformation of existing rock composes in a procedure called changeability, implies changing of structures. transformative rocks are shaped from alternate shakes that are changing a result of warmth or weight connected. one of this model is the earth developments that making rocks profoundly cover or crushed which will make the stones warmed and put under awesome weight. they are not softening but rather the minerals they are containing are changed synthetically that will shape transformative rocks. now and again different rocks are shaped when the others are near some liquid magma and getting warmed.