It is extremely useful for geologists, because most specimens of a given mineral are very close to the same hardness. ... So, we can conclude that not all the rocks are hard, and the hardness of rocks depends on how the atoms of the rock's minerals are bound to each other and how they are arranged.
        
             
        
        
        
Making a baby<span> starts with two key things: Eggs and sperm. In a woman's ovaries, there are hundreds of thousands of tiny eggs, waiting to make the trip down the fallopian tubes and into the uterus. These eggs are an integral part of a woman's body – in fact, when a </span>baby<span> girl is born, her body contains millions of eggs.</span>
        
                    
             
        
        
        
The right answer is the burning of fossil fuels.
While all these proposals have a bad impact on the biosphere, Proposal B is the only one that has a direct link to climate change.
Air pollution by combustion is an alteration of air quality that can be characterized by measurements of chemical, biological or physical pollutants present in the air, with consequences that are detrimental to human health, to living beings , climate, or material goods.
 
        
             
        
        
        
Answer:
 between meiosis 1 and meiosis 2 is Anaphase 1.
Explanation:
 
        
                    
             
        
        
        
The correct answer is d.
Carbohydrates are a very important part of an athlete's diet, since they provide the necessary energy for competition and endurance, but also help in the process of muscle gain. 
The amount of carbohydrates that Shana should consume depend heavily on the intensity of her exercise activities. For a moderate level of exercise, which equals to 1 hour of exercise daily, a person should consume 5-7 g/kg of body weight. For a high level of exercise (1-3 hours of daily exercise), a person should consume 6-10 g/kg. 
Guessing that Shana will perform a high level of exercise and based on her weight (135 lb or 61.2 kg), Shana should consume 366 to 610 g of carbohydrates daily.