An organism that grows both in the presence and the absence of oxygen and uses oxygen when it is available is called a(n)________
Fill in the blank(s) with the appropriate word(s).
Answer: facultative anaerobe
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In animals that take in oxygen from their environment, glucose is broken down into carbon dioxide and water in a process called
A. anaerobic respiration. B. organic compound respiration. C. glucose respiration. D. aerobic respiration.
Your friend found out that the soybeans her grandfather planted were genetically modified to be resistant to the herbicide Roundup. She wants to know what “genetically modified” means. You tell her that:
1.Scientists created the seeds for the soybeans and other genetically modified organisms in the laboratory. 2.Genetically modified organisms are produced by making changes to an organism’s DNA to produce a desired product such as pesticide resistance. 3.Genetic modification is a technical term that refers to the process of cross-breeding plants until the desired trait is achieved. 4.The entire genome of the soybean has been mapped, so her grandfather has chosen a variety that is resistant to the herbicide Roundup.
For each of the following E. coli partial diploid strains, indicate whether expression of -galactosidase and permease is inducible (I), constitutive (C), or negative (no product made) (N). Assume glucose levels are very low
Which of the strains are able to use lactose as their sole carbon source?
The first antimicrobial widely available for treatment of bacterial infections was the synthetic compound
A. sulfanilamide. B. isoniazid. C. bacitracin. D. streptomycin. E. penicillin.