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The lac repressor releases the operator in the presence of _________________________. a. lipid b. DNA c. lactose d. RNA
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Asked 4/11/2012 1:45:39 PM
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User: The lac repressor releases the operator in the presence of _________________________. a. lipid b. DNA c. lactose d. RNA





Weegy: The lac repressor releases the operator in the presence of lactose.
Expert answered|debnjerry|Points 29632|

User: The use of organisms to perform practical tasks for humans is called________________ a. ecology b. biotechnology c. robitics d. medicial science

Weegy: The use of organisms to perform practical tasks for humans is called biotechnology.
Expert answered|debnjerry|Points 29632|

User: Scientists can genetically modify plant cells by a. using PCR. b. using gel electrophoresis c. using the bacterium Agrobacterium tumefaciens



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A(n) _________________________ is the complete collection of cloned DNA fragments from an organism. a. genomic library b. sequence c. codon d. gene
Weegy: A genomic library is the complete collection of cloned DNA fragments from an organism. User: A plasmid is a _________________. a. is a DNA section found only in human cells. b. the bacterial DNA that controlls all functions of a bacterial cell. c. tool used to cut DNA d. small circular DNA molecule that is seperat from the larger DNA molecule in a bacteria cell. Weegy: A plasmid is a small circular DNA molecule that is separate from the larger DNA molecule in a bacteria cell. (More)
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Updated 190 days ago|8/15/2019 4:24:57 PM
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Retrovirus: a. An agent that destroys, neutralizes, or inhibits the growth of disease-carrying microorganisms. b. A member of a group of viruses such as HIV that carry reverse transcriptase, which catalyzes the synthesis of DNA from an RNA template. c. A medicine that kills or slows the growth of bacteria.
Weegy: Retrovirus is a member of a group of viruses such as HIV that carry reverse transcriptase, which catalyzes the synthesis of DNA from an RNA template. Answer is B. http:// .com/4901583/dna-rna-flash-cards/ (More)
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Updated 2/28/2014 5:44:42 AM
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Pathogen: a. A group of prokaryotes that generate oxygen as a waste product of their photosynthesis. b. A disease causing organism or virus. c. A dose of a disabled or destroyed pathogen(or part of a pathogen) used to stimulate a long term immune defense against the pathogen.
Weegy: Pathogen: b. A disease causing organism or virus. User: Prokaryote: a. A unicellular organism having cells lacking a membrane-bound nucleus or organelles. b. A dormant cell formed by certain bacteria that can survive very harsh conditions c. The temporary joining of two bacterial cells to directly transfer genetic material between them. Conjunction usually involves plasmids, separate rigs of DNA apart from the cells main chromosome (More)
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Updated 318 days ago|4/9/2019 12:14:40 PM
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Prokaryote is a unicellular organism having cells lacking a membrane-bound nucleus or organelles.
Added 318 days ago|4/9/2019 12:14:40 PM
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Bacillus: a. An organism capable of making its own food from inorganic substances using light as an energy source. b. A spherical bacterium c. A rod shaped bacterium
Weegy: an organism capable of making its own food from inorganic substances using light as an energy source. User: Photoautotroph: a. A medicine that kills or slows the growth of bacteria. b. An organism capable of making its own food from inorganic substances using light as an energy source. c. An organism that depends on light for most of its energy. (More)
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Updated 2/28/2014 5:39:21 AM
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Bacillus is a rod shaped bacterium.
Added 2/28/2014 5:38:43 AM
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Photoautotroph is an organism capable of making its own food from inorganic substances using light as an energy source.

Added 2/28/2014 5:39:21 AM
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