Answer:
ryes, i think saliva could also be used as a sample material in solving murder cases because salva has ur dna in it it came from ur body and its like regular liquid for example blood on a murder seen they collect the blood to see if there any DNA. also in ataragating rooms most of the time they ask you to open up your mouth and they put a cotton swap and im pretty sure they do this because there getting the DNA in there mouth 
 
        
             
        
        
        
In a solar system, there is a sun that is in the middle and has planets orbiting around it. The same way, the nucleus is in the middle with electrons orbiting the nucleus. <span />
        
             
        
        
        
Speed = wavelength * frequency 
Speed = 250 * 6
The speed is 1,500 m/s
        
             
        
        
        
Answer: alleles
Explanation:
"An allele is a variant form of a gene. Genes come in different varieties, called alleles. Somatic cells contain two alleles for every gene, with one allele provided by each parent of an organism."- Nature .com