<h3>The blood in the pulmonary artery is going to the heart to collect oxygen, and therefore has a low content of oxygen. So, the blood in the pulmonary artery is a violet colour because it has low oxygen. The blood in the pulmonary vein is oxygen rich, and so it gives a scarlet</h3>
A pregnancy starts with fertilization, when a woman's egg joins with a man's sperm<span>. Fertilization usually takes place in a </span>fallopian tube<span> that links an ovary to the </span>uterus<span>. If the fertilized egg successfully travels down the </span>fallopian tube<span> and implants in the</span>uterus<span>, an embryo starts growing.</span>
Answer:
do you have a few options to choose from?
Explanation:
It means they get very little to none exercise. it is bad for people. it can weaken heart health, could lead to obesity, and increase the risk of type 2 diabetes.
