A cell consists of three parts: the cell membrane, the nucleus, and, between the two, the cytoplasm. so i would say one of those.
Direct observation is an observation you make first hand. It is something you see with your own eyes and observe yourself.
Hope this helps!
Answer: different species
Explanation: They live in the same community like a Gouldian finch and a Double-Barred finch but are different species
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Gene therapy to correct defective genes that cause diseases.
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- Gene therapy refers to the procedure that involves the introduction of nucleic acids (DNA or RNA) into the cells of an organism for the purpose of correcting abnormalities, such as a mutations or in other words to treat a genetic disease.
- Gene therapy entails bringing a normal and functional gene known as a trans-gene into a cell with altered gene. Another method can bring RNA capable of partially regulating or blocking the expression of an altered gene.
- The nucleic acids are introduced into the patient's cells by means of a viral vector or injected directly into the cells in the form of naked DNA.
