Answer:
Oxygen-poor blood returns from the body to the heart through the superior vena cava (SVC) and inferior vena cava (IVC), the two main veins that bring blood back to the heart. The oxygen-poor blood enters the right atrium (RA), or the right upper chamber of the heart.
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Answer: C
Explanation: A registered nurse does not require a Master's Degree.
Source: I am an RN who does not have a Master's Degree. :)
Answer:
a straight line
Explanation:
|-------| that's what it should look like
1. Sex cells
2. Anaphase
3. Fertilization;zygote