All organisms require nitrogen to live and grow. Although the majority of the air we breathe is N2, most of the nitrogen in the atmosphere is unavailable for use by organisms. This is because the strong triple bond between the N atoms in N2 molecules makes it relatively unreactive.
The organism listed that is correctly with its metabolism is;
Human-heterotroph
Heterotrophic mode of nutrition is a type of nutrition in which organism depend upon other organisms to survive. Mainly non-green plants and all animals including humans are heterotrophic. These organisms have to acquire and take in all the organic substances they need to survive.
When people don't know how to drive the boat correctly and they loose control.
Since proven by the information giving the offspring will be 100% Gray 0% white So clearly gray is dominant in this situation <span />