Stem cells<span> are a class of undifferentiated </span>cells<span> that are able to differentiate into specialized </span>cell<span> types. Commonly, </span>stem cells<span> come from two main sources: Embryos formed during the blastocyst phase of embryological development (embryonic </span>stem cells<span>) and. Adult tissue (adult </span>stem cells<span>).
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Answer:
Taking in water and carbon Dioxide and releasing oxygen as waste
Explanation:
This process is called Photosynthesis which is the total opposite of Cellular Respiration.
The only infectious diseases that have been completely eradicated so far are smallpox and rinderpest. Public education about any disease is an important step. You also need to develop a vaccine. A worldwide vaccination program was created in the case of smallpox. Anyone who showed symptoms was quickly quarantined and given a vaccination.
Answer:
i think its either a or b
Explanation:
sry if im rong