<span>It is true that the first trimester is the most critical time for an embryo or a fetus. This is because there are many crucial developmental stages in this time period in order to produce a viable and functional multicellular organism. Such developmental characteristics in this period include the successful formation of the notochord, the basic nerve structures and the beating heart. It is critical for such structures and organs to form properly in order to ensure subsequent developments in the fetus to form correctly and ultimately result in a successful deliverance.</span>
Answer: A Bone Marrow or stem cell transplant
Explanation:
A bone marrow transplant is a medical procedure performed to replace bone marrow that has been damaged or destroyed by; disease, for example: pancytopenia, infection, or chemotherapy.
This procedure involves transplanting blood stem cells to replace damaged bone marrow with healthy stem cells and promote growth of new marrow. This helps your body make enough white blood cells, platelets, or red blood cells to avoid infections, bleeding disorders, or anemia.
Thus, correcting the bone marrow deficiency.
Most of the particles would pass through with a few moving at small angles because the atom was a low-density, positive material with electrons in it.
I would say minor changes.
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