Answer:
<u>'g'</u> is the general intelligence factor.
Explanation:
g factor is key factor for for all mental ability test.g factor is responsible for performance  of cognitive ability measure.according to spearman all task of intelligence test which are included verbal and mathematical  test.that are influenced by g factor.
g factor helps in phychometric investigation cognitive abilities and human intelligence.
 
        
             
        
        
        
The correct option is B. 80% of the radioactive phosphorus used in the experiment entered the cell showing that DNA was the hereditary material.
        
             
        
        
        
Answer:
e
Explanation:
Forests and trees store carbon  . When they are degraded or completely cleared, e.g. by fire – a process referred to as deforestation – this stored carbon has the potential to be released back into the atmosphere as carbon dioxide  and contribute to climate change  .
 
        
                    
             
        
        
        
Sorry i need pointsss the answer is nasal passages yeah
        
             
        
        
        
Answer:
d. carbohydrates.
Explanation:
Sugar-consisting molecules. As a source of energy and energy storage cells employ carbs. The carbohydrates in the cells of an organism are broken down to release the stored energy.
Simple carbohydrates
Composed of one or a few molecules of sugar. Examples of simple carbs are table sugar and fruit sugar.
Complex Carbohydrates 
Extra sugar from an organism may be preserved as complex hydrates of carbon. They consist of hundreds of molecules of sugar.