Answer:
Triassic Period (252 to 201 million years ago)
All continents during the Triassic Period were part of a single land mass called Pangaea. This meant that differences between animals or plants found in different areas were minor.
The climate was relatively hot and dry, and much of the land was covered with large deserts. Unlike today, there were no polar ice caps.
It was in this environment that the reptiles known as dinosaurs first evolved. Reptiles tend to flourish in hot climates because their skin is less porous than, for example, mammal skin, so it loses less water in the heat. Reptile kidneys are also better at conserving water.
 
        
             
        
        
        
C. Viral Hemorrhagic Fever is a form of marburg virus
        
             
        
        
        
MUTATIONS  lead to duplications actually increase the number of genes in a genome.
        
             
        
        
        
Answer:
generally considered to have originated in the late nineteenth century as a reaction to the abuses of big business and the problems that plagued the lower socio-economic classes of that era. 
Explanation:
 
        
             
        
        
        
Four new haploid cells are formed once the sister chromatids within the two daughter cells separate, forming four new haploid gametes.