I would take my beast guess false. I hope
        
             
        
        
        
Cellular reproduction is the answer
        
             
        
        
        
English: Density is MassUnit Volume; relative density is the density compared to a reference substance (usually water) under standard conditions.
Nepali: घनत्व मास एकाई भोल्यूम हो; सापेक्ष घनत्व मानक अवस्था अन्तर्गत सन्दर्भ पदार्थ (सामान्यतया पानी) को तुलनामा घनत्व हो।
 
        
             
        
        
        
Natural selection is when certain environmental qualities cause a species to evolve in order to survive in the environment. Natural selection is a specific part of that, when some of the variations of the species die off because they can't survive, then the ones who survive live to create more living babies with the qualities that allow them to survive in the environment.
        
             
        
        
        
Assuming there is no typo with the genotypes, both parents are recessive in both traits.  Therefore the phenotype of the offspring can only show recessive traits,namely green and short.  In otherwords, the probability of having green and short phenotypes is 100%.