Answer:
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Explanation:
The mass of an atom is contained in the nucleus.
Marsupials give birth to live offspring as well as undeveloped offspring that need to be in the pouch
Answer:
alga
Biologists used the world's largest single-celled organism, an aquatic alga called Caulerpa taxifolia, to study the nature of structure and form in plants. It is a single cell that can grow to a length of six to twelve inches
Explanation:
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Oraganization of cells.
first formed protein