Bellow I attached the punnet square you need. From it you can see, that the likelihood of producing an offspring with attached earlobes is 25% (ff)
 
        
        
        
<span>Lymph nodes are abundant organs comprising a major part of the lymphatic system, and can indeed be found throughout the body, connected by the lymphatic vessels. However, the highest concentration of clustering occurs within in the inguinal region, cervical region, and axillary region.</span>
        
             
        
        
        
A frame shift mutation is the shift of the genetics of an object. 
This type of mutation os caused by the insertion or deletion of nucleotides in a DNA sequence that is not divisible by three.