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bonufazy [111]
3 years ago
10

Cold, flu, and AIDS are all diseases caused by which of the following?

Biology
1 answer:
lawyer [7]3 years ago
5 0
These are all caused by viruses.
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The embryo requires the nutrients for growth and absorb them from the surrounding female gametophyte structure like endosperm in the angiosperm. The embryos grow and form the sporophytic structure.

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