The one component of a cell that distinguishes all three domains from each othe is the nucleus
Fibrous roots grow from the main stem of the plant and does not have a primary root like the taproot. They grow downward and outward, with repeating branches to form a mass of small roots.Dicots and monocots are the two classes of flowering plants. The majority of taproot systems are composed of dicots and conifers.
They are less likely to be separated during crossing over.
Assuming this is multiple choice, the answer would be "niche". An organism's niche is where that certain organism fits into an ecosystem, or what their part to play is.
