I would use seconds, most people cannot sprint for long enough to warrent using minutes.
The pH will decrease because lemon juice is very acidic meaning it would bring the pH level down to a more acidic value.
Food is squirted from the stomach into the small intestine. Here it mixes with digestive juices from the liver and pancreas. Bile from the liver breaks up fat. Pancreatic juice neutralizes stomach acid and contains enzymes that digest carbohydrates, proteins, and fats.
Hello!! Since the heart is made up of cardiac muscle tissue, they are made up of cardiac muscle cells. These cells are found only in the heart, hence the name “cardiac” meaning heart. Their functions are to pump blood throughout our body enough to keep us alive. Therefore, your answer would be true. I hope this helped!! Have a great day.