Answer:
<u><em>Nucleotides base known as A is Adenine.</em></u>
Explanation:
A nucleotide comprises of the following three things:
- A nitrogenous base: <em>There are 5 types of nitrogenous bases. Adenine which is written as A, Guanine which is written as G, Cytosine which is written as C, Thymine which is written as T. The thymine is replaced by a Uracil in RNA. Uracil is written as U</em>.
- A five carbon sugar which is known as deoxyribose in the case of DNA and ribose in the case of mRNA.
- Phosphate groups
 
        
             
        
        
        
Answer: specialized service 
Explanation:
An economy experiencing high interest rates will have to reduce investment generally, BECAUSE higher rates increase the BORROWING and demands that ONLY investments with prospect of HIGHER RETURNS (i.e PROFITABLE) should be considered.
Thus, all options are profitable EXCEPT specialized services, as they would be considered a luxury (too costly)
 
        
             
        
        
        
Answer:
The only types of mutations that matter to large-scale evolutionary species are the mutations that can be passed to offspring (Genetic).
Explanation:
If a mutation is passed to offspring, through the generations it will become more and more prevalent...Eventually causing a pretty good dent on a population size. Hope this helps : )!
 
        
             
        
        
        
Answer:
They camouflage
Explanation:
The peppered moths adapt to their surroundings. They blend in with their surroundings to avoid being eaten by their predators. Blending in with their surrounding also helps them to sneak up on and catch their prey. 
I'm not too sure why they lay 100 eggs at a time but i think it's because the parents want to increase the survival of their eggs. Eggs sometimes are eaten by other animals and the parents want at least a few to survive.