Protista is <span>very </span>diverse kingdom,. It includes a wide range of organisms that are not particularly related. The members<span> of the protista kingdom are called </span>protists. They are not <span>animals, </span>plants or fungus.
<span>|Protista are reclassified as scientists learn more about their diversity.
Correct answer: C</span>
        
             
        
        
        
<span>C. includes all the living organisms on the planet </span>
        
                    
             
        
        
        
The answer is penicillin
Rheumatic fever is a disease that caused by Group A streptococcus infection. The bacteria has component that similar to the heart valve cells, makes the immune cell attack it. The drug of choice for this infection is penicillin G benzathine injection. It is one of penicillin family drug that has high prevalence of allergy reaction, so you must be aware.
 
        
             
        
        
        
The same ligand can bind to different receptors causing different responses (e.g.. acetylcholine). On the other hand, different ligands binding to different receptors can produce the same cellular response (e.g. glucagon, epinephrine).
        
             
        
        
        
Explanation:
1. Earth is 13 million years older than moon... Moon is 4.53 billion years ago and earth is 4.543 billion years ago. 
Much younger than earth. 
2.moon has small iron core or lacks sizable iron core.
3 galaxies not considered in solar system bcoz 
 solar system is the part of milky way galaxy.. 
4. Hydrogen and helium
5. Venus bcoz it is closest to Sun.