Answer the following statements true (T) or false (F)
1. A GMO is a transgenic organism.
2. When the genetic material of multiple organisms has been combined, it is called recombinant DNA.
3. Bacterial plasmids are small units of self-replicating DNA that can be used as cloning vectors in genetic engineering.
4. Unlike in plants, the production of transgenic animals commonly relies on viruses as cloning vectors.
5. In current biotechnology (DNA technology) advancements, scientists ensure that the methods used have no risks or unethical procedures.
1.TRUE
2.TRUE
3.TRUE
4.TRUE
5.FALSE
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What is the smallest unit of life?
A. An atom B. A molecule C. An organism D. A cell
The gametophyte generation of plants begins ____, where meiosis produces ____
a. after fertilization; a multicellular, diploid organism b. after fertilization; a multicellular; haploid organism c. in the sporangia; a multicellular; diploid organism d. in the sporangia; haploid spores e. in the sporangia; diploid spores
You cut a stalk of celery and put it in a glass of water containing red food coloring overnight. The next morning you observe the celery stalks are now red. This has occurred because the conducted the colored water up through the stalks.
A. phloem B. ground tissue C. xylem D. dermal tissue E. stomata
Meiosis I results in the formation of
A) two diploid cells. B) four diploid cells. C) two haploid cells. D) four haploid cells. E) one quadraploid cell.