The endocrine gland that primarily controls the body's normal temperature as well as having it set to a homeostatic set point of 37 degrees Celsius is the hypothalamus, specifically, the anterior hypothalamus which primarily functions as a thermoregulator.
        
             
        
        
        
Answer:
1.  1.00(1/2)^151/30.2= 31.3 g
2. 24g-->1.4 g = 4 half-lives, so 4*5730= 22920 years
3.  64g-->2.0g = 5 half-lives, so 12.5/5= 2.5 hours
 
        
             
        
        
        
Nucleus, Mitochondria, and Lysosomes are found in a cell. Plastid is the odd one. 
        
                    
             
        
        
        
D. Lava plateau 
They are formed when lava flows from the volcano & build up over time as the molten lava is deposited & cools.
        
             
        
        
        
We can also assume that this organism contains membrane bound organelles, and I believe is categorized as a Protist.