Answer:
I don't know many tests that show that but always think how much do you thibk you are doing is it enough or is it not enough
 
        
             
        
        
        
Tolerance level
strength of alchohol
        
                    
             
        
        
        
Answer: Before about week 8 of pregnancy, a doctor may refer to the fetus as an embryo. The heart of an embryo starts to beat from around 5–6 weeks of pregnancy. Also, it may be possible to see the first visible sign of the embryo, known as the fetal pole, at this stage.
 
        
             
        
        
        
The answer is true because since you paided for it you might be more committed.
        
                    
             
        
        
        
Answer:
The major blood vessels connected to your heart are the aorta, the superior vena cava, the inferior vena cava, the pulmonary artery (which takes oxygen-poor blood from the heart to the lungs where it is oxygenated), the pulmonary veins (which bring oxygen-rich blood from the lungs to the heart), and the coronary.