i beleive that is the respiratory system but ill double check in  a m inute
alright heres all your answers for that test question 1 true
question 2 oxygen question 3 carbon dioxide question 4 true question 5 alvoei question 6 diaphram question 7 respitory system  the last 3 are all true i hope i helped
 
        
             
        
        
        
Answer:
Quasar is the answer
Explanation:
Quasar have been shown to travel from 300% of the speed of light, to 8 times the speed of light according to red shift data.
 
        
             
        
        
        
Science and the method is the scientific process.
Science is the pursuit of knowledge and discovery from and to describe the unknown.
<span>Scientific models, paradigms and theories are used widely by most scientist as to serve possible predictions, testing hypotheses, providing explicit answers and even saving human lives. These models are the simple paradigms that shapes and at the most provide clarity to the unknown. </span>
        
             
        
        
        
Answer:
Medical therapy is generally the first treatment approach for heart failure patients. Medications such as diuretics, beta blockers, angiotensin-converting enzyme (ACE) inhibitors and angiotensin II receptor blockers (ARBs) may be used to treat heart failure.
Explanation:
 
        
                    
             
        
        
        
When a dominant gene is paired with a recessive gene, the characteristic associated with the dominant gene will be expressed.
Explanation:
Recessive gene is not expressed when paired with a dominant gene as the alleles of the dominant trait will mask the recessive gene expression. The trait appearing in the offspring will be the dominant type. In other words, the dominant allele would dictate the protein to get appeared in the offspring.