Which sequence best explains the process of desertification? A. Overfarming → Nutrient depletion → Lack of plant growth → Loss
of topsoil
B. Lack of plant growth → Loss of topsoil → Nutrient depletion →
Overfarming
C. Overfarming → Lack of plant growth → Loss of topsoil → Nutrient
depletion
D. Nutrient depletion → Lack of plant growth → Overfarming → Loss
of topsoil

many phylogenetic trees have a single lineage at the base representing a common ancestor. a lineage that evolved early from the root and remains unbranched is called basal taxon. when two lineages stem from the same branch point, they are called sister taxa.

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explanation:

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.