Zygote, and it is diploid (2n) because it has 46 chromosomes
Answer:
Small mammals have lower BMR, but use more calories per kilogram than large mammals.
The independent variable is a variable that can be stood alone. So therefore, the independent variable would be how long it takes to parachute.
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.
