Answer:
Gene splicing is a post-transcriptional modification in which a single gene can code for multiple proteins. Gene Splicing is done in eukaryotes, prior to mRNA translation, by the differential inclusion or exclusion of regions of pre-mRNA. Gene splicing is an important source of protein diversity.
 
        
             
        
        
        
Father: XY 
Mother: XX’
The father is normal, while the mother is a carrier.
        
             
        
        
        
Answer:
Gas exchange occurs at two sites in the body: in the lungs, where oxygen is picked up and carbon dioxide is released at the respiratory membrane, and at the tissues, where oxygen is released and carbon dioxide is picked up.
Explanation:
 
        
             
        
        
        
<u>Ground tissue</u>, which is also known as cortex, is the main plant tissue shown in green in the image.