The enzyme that catalyzes the formation of allolactose from lactose is:

A. galactoside permease.
B. lactose isomerase.
C. thiogalactoside tranacetylase.
D. ?-galactosidase.


D

Biology & Microbiology

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Stomach cells are moderately well adapted to the acidity and protein-digesting activities in the stomach by having _____

A) a sufficient colony of H. pylori B) a thick, mucous secretion and active mitosis of epithelial cells C) a high level of secretion of enzymes by chief cells D) a high level of secretion of bases from parietal cells E) a cell wall impermeable to acid

Biology & Microbiology

Define in general terms the origin, insertion, and action of a skeletal muscle organ.

What will be an ideal response?

Biology & Microbiology

Protein degradation in eukaryotes is performed by ____.

A. ATP synthase B. proteasome C. ribosome D. flagellum E. cytoskeleton

Biology & Microbiology

________ ________ is a process that can completely catabolize an organic energy source to CO2 using the glycolytic pathways and TCA cycle with O2 as the terminal electron acceptor for an electron transport chain.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology