Answer:
The correct answer would be D. species.
Natural taxon refers to the group of organisms which exists in nature as a consequence of evolution.
In Linnaeus's system, the only natural taxon is "species".
Species refers to the group of organisms in which two organisms of opposite or appropriate genders can produce a viable offspring.
 
        
             
        
        
        
As given in the graph, mutation in this gene causes a decline in the production of glucose as it obstruct the process of photosynthesis.
<h3>What is psaB gene?</h3>
P700, the primary electron donor of photosystem I (PSI), as well as the electron acceptors A0, A1, and FX, are bound by PsaA and PsaB.
As given in the graph, mutation in this gene causes a decline in the production of glucose as it obstruct the process of photosynthesis.
Thus, the plant with the mutated psaB gene was dying.
For more details regarding plant mutation, visit:
brainly.com/question/8582748
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<span>B. A prokaryotic cell does not have nucleus and the other one does. The most defining characteristic of eukaryotic cells is their true nucleus. Prokaryotes lack true nucleus</span> and membrane bound organelles. 
        
                    
             
        
        
        
Es un saco con paredes finas que rodea al feto durante el embarazo. El saco contiene líquido amniótico (líquido producido por el feto) y el amnios (membrana que cubre el lado fetal de la placenta), que proteje al feto de lesiones y ayuda a regular su temperatura.
        
             
        
        
        
Answer:
I would  recommend reading the descriptions and then reading the passage/story if you have not done that yet.