6. In exponential population growth, A. every generation has a larger population than the generation before.
B. births and deaths are equal, but disease is limited.
C. the population remains below its carrying capacity.
D. limiting factors eliminate predators in the population.

a tetrad is the foursome during meiosis made by two homologous chromosomes that have each already replicated into a pair of sister chromatids.

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.