ANS:- DENSITY DEPENDENT FACTORS ARE THOSE WHICH AFFECT THE POPULATION GROWTH AS POPULATION AS A RESOURCE OPT(A) TRUE, AS…
 
        
             
        
        
        
Answer:
B) if two species are closely related.
Explanation:
DNA analysis is used to determine the relationship between two species in order to check their relations with each other because DNA molecules has all the information about the organisms. If there is more similarities between two organisms so they are more closely related to each other while on the other hand, if there is no similarities between two species so we can say that there is no relationship exists between two organisms or species. All this discussion  describes the usefulness of DNA analysis.
 
        
             
        
        
        
F. Cohesive behavior.
This is the unification of similar molecules within the molecular structure of an organism.
        
             
        
        
        
Answer:
Option B, a generation
Explanation:
A pedigree is a tree diagram that represents the relationships between different individuals based on certain facts and medical(genetic evolutionary) histories. Basically , the branches of the tree represents the generations which allows the researcher understand how certain genetic characteristics or traits are transmitted with in a family
Such as transmission of any genetic diseases from one generation to the other.  
Hence, option B is correct
 
        
                    
             
        
        
        
Answer:
Umm im a Christian and dont believe in the big bang but i do like to help people but the best one is the Radiation is detected in every direction due to the discovery in the 1960s of cosmic microwave background radiation.
Explanation: