A dichotomous key is defined as a biological tool for identifying unknown organisms to a particular taxonomic level. It is constructed with many levels and series of couplets.
So, by observing the given dichotomous key, it is concluded that the correct answer is Option A- Organism X and Z have at least one observable trait in common in this dichotomous key.
Answer:
Passive transport
Explanation:
Water is transported through channel proteins called aquaporins.
Rose bush because not many animals eat rose bushes
<span>size, small
Gel electorophoresis moves DNA through a matrix that contains molecules which prevent large ones from moving but the smaller ones are able to pass through. This allows molecules to be separated by size.</span>
Short term example forgetting where you parked your car
long term example is remembering work skills you learned in your first job