__________ are open channels that connect the cytoplasm of abutting cells and permit rapid transfer of

ions and small molecules between them. Fill in the blank(s) with the appropriate word(s).


Gap junctions

Biology & Microbiology

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A disaccharide, such as maltose, consists of two molecules of glucose linked by what type of bond?

A. Phosphodiester. B. Glycosidic. C. Steroid. D. Peptide. E. Hydrogen.

Biology & Microbiology

Oxygen generally forms two covalent bonds, while carbon generally forms four covalent bonds. In

contrast, helium is inert (generally does not form any bonds). Explain the reason for the differences in chemical behavior between these three elements.

What will be an ideal response?

Biology & Microbiology

The smaller the number the bigger the ______

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

Biology & Microbiology

The change in the chromosome depicted between the top and the bottom in the accompanying figure represents a(n)

____.

a. inversion b. duplication c. reciprocal translocation

d. deletion e. Philadelphia chromosome

Biology & Microbiology