Illegal activities are taking place, I would say this as for example you don’t know if the person is dangerous or is armed and you could be arrested as you may look like you are involved in it
The sa node <u>spontaneously</u> fires at regular intervals.
<h3>What is SA node?</h3>
SA node; an accronym for sinoatrial node is a mass of specialized issue situated in the heart; specifically in the right upper chamber of the heart.
This sinoatrial node help the heart generates electrical stimulus regularly usually between 60 to 100 times per every minutes
<h3>What is heart?</h3>
The heart is a muscular organ and the only organ in the known which helps to pump blood to various parts of the body
- Helps in the mentenance of blood pressure
- It helps to pump oxygenated blood
- It helps to transfer hormones
- Helps to receive deoxygenated blood as well
Learn more about SA node of the heart:
brainly.com/question/9058294
Diffusion is a _distribution_ process where a solute moves from ahigherconcentration to alower<span>concentration.</span>
<span>To tackle the air pollution that is increasing by the day in your area, the best thing to do is to raise the issue at your montly town council meetings and to follow up on the progress. The administrators of the town council meeting have the duty to tell the policy makers in charge of the region about the pollution problem and to work together with them to find a solution to the problem. Progress on this should be continuolsly followed until the problem is rectify.</span>
