E. coli catabolizes lactose
What will be an ideal response?
--lactose metabolism in E.coli
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A scientist is working with fungi in his lab, and in doing so he chemically modifies the cellular environment of the fungi so plasmogamy can occur, but karyogamy cannot occur. Explain what would happen with the fungi in this new circumstance.
A. Cells would not produce hyphae. B. Cells would not produce gametes. C. Cells would not produce cytoplasm. D. Cells would fuse but maintain separate nuclei. E. Hyphae would fuse but cytoplasm would not fuse.
The portion of the brain that receives sensory information from the skin and muscles is the
A. basal nuclei. B. primary somatosensory area C. processing center. D. auditory association area.
There are two forms of human earwax: wet and dry. W is a dominant allele that produces wet earwax. Individual 1 has dry ear wax and 2 has wet earwax. What is the probability that an offspring of II-1 and II-2 has dry ear wax?
a. 1% b. 5% c. 9% d. 10%
Osmosis is the
A. net movement of water across a differentially permeable membrane. B. diffusion of any molecule across a differentially permeable membrane. C. net movement of water from an area of low concentration to an area of high concentration. D. movement of any molecule from an area of high concentration to an area of low concentration.