Answer:
 An enzyme is a protein, and proteins need certain temperatures to function optimally, or even function. Temperature may unfold the protein and may stop its functioning, or it may fold the protein into the correct formation to function. But by the way your question asks, EXCESS heat would denature the enzyme and cease function.
Explanation:
 
        
                    
             
        
        
        
Answer:
The measures which is taken by country need to prevent global warming are given below. 
1) The government of the country should planted more trees because plants are only organisms which reduces the concentration of harmful gases which causes global warming. 
2) Reduce the use of fossil fuels such as petrol, coal and methane gas. 
3) Use solar energy instead of fuel for the production of electricity and other industrial products. 
 
        
             
        
        
        
Answer:
unicellular life first
Explanation:
it arose billions of years ago while multicellular life forms around at least 600 million years ago
 
        
             
        
        
        
The avian
kidneys are divided into units called lobules and as the two avian kidneys of
birds do their work or function, most of these birds excrete nitrogenous waste
known as uric acid from the blood, which reduces water loss but requires more
metabolic energy to produce nitrogenous waste. 
 
        
             
        
        
        
1.) atom ; tissue
2.) cell
3.) organ system
4.) true
5.) atom
6.) Particle
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