Answer:
Erika is a vegan. To avoid developing a serious nutritional deficiency, she needs to include a source of vitamin B-12 in her diet.
Explanation:
Vitamin B12 is a nutrient that helps keep your body's blood and nerve cells healthy.
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It should be false I’m pretty sure because white blood cells do actually contain a nucleus
The approximate alveolar o2 ventilation is 0.7
Answer:
the answer to your question is b