Answer:
c. single bond
b. double bond
d. unsaturated fatty acid
The rest is right :) 
Explanation:
"C" is a single bond because saturated fats only have single bonds (no double bonds!) 
Unsaturated fatty acids, on the other hand, have a double bond, creating a bent shape.  
 
        
             
        
        
        
An antimicrobial<span> is an agent that kills microorganisms or inhibits their growth. </span>Antimicrobial <span>medicines can be grouped according to the microorganisms they act primarily against. For example, antibiotics are used against bacteria and antifungals are used against fungi.
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Selective toxicity<span> refers to the ability of the drug to targets sites that are relative specific to the microorganism responsible for infection. Sometimes these sites are unique to the microorganism or simply more essential to survival of the microorganism than to the host.
Selective theory relates to antimicrobial because the antimicrobial is the drug that kills microorganisms and inhibits there growth,  selective theory is the ability of the drug.
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The two sentences which use coordinate adjectives include:
- The dark, musty cellar was full of mice.
- The dark-haired, hazel-eyed baby was gurgling happily.
<h3>What are Coordinate adjectives?</h3>
These are words which describe the features of the same noun and is usually separated by a comma.
Options A and C have coordinate adjectives such as 'dark' and the 'dark-haired' respectively.
Read more about Coordinate adjectives here brainly.com/question/14242023
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