Answer:
Healthy food, exercise and use of sunglasses.
Explanation:
Safety goals for tina's decreased vision is to eat a balanced and healthy diet rich in antioxidants and vitamin A, Get enough sleep, doing regular exercise, Wear sunglasses in order to protect your eyes from the sun, Wear eye protection in order to protect the eyes from injury. these practices work because there effectiveness are scientifically proven. 
 
        
             
        
        
        
Answer:
Lizards / Reptiles
(Scientific four-legged snake is: Tetrapodophis)
Explanation:
couldn't add answer ^^ ignore comment :-)
 
        
             
        
        
        
Answer:
c. organisms are better adapted to an environment.
Explanation:
With natural selection the parent gives of a gene that is better suited for survival in an environment.
 
        
             
        
        
        
Segregation of alleles happens when the pair of alleles of each parent separate and only one allele passes from each parent on to an offspring. So if you had heterozygous tall plants and mated them (Tt x Tt), they would each separate into T and t, allowing each offspring to get either a T or a t from each parent. The possible genotypes would be TT, Tt and tt.