Which of the following best explains the difference between dominant and recessive traits? A. Dominant traits always appear, even when combined with a recessive allele. B. Dominant traits only appear when combined with a recessive allele.
C. Recessive traits always appear, even when combined with a recessive allele.
D. Recessive traits only appear when both alleles are dominant.

it's c. (to reduce the greenhouse effect/carbon gasses)

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.

answer: i feel like it would be 3

explanation:

answer; aerobic conditions; citric acid cycle (krebs cycle) electron transport chain;         anaerobic conditions; fermentation; both glycolysis;