Answer the following statements true (T) or false (F)
1. The covalent bonds that hold monosaccharides together in a polysaccharide are called glycosidic bonds.
2. A DNA nucleotide consists of the following three parts: a nitrogenous base, ribose, and a phosphate group.
3. The waxes in the cell walls of Mycobacterium tuberculosis cause this organism to be acid-fast.
4. The basic structure of a cell membrane is a lipid bilayer.
5. DNA polymerase is the only enzyme required for DNA replication.
1. TRUE
2. FALSE
3. TRUE
4. TRUE
5. FALSE
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The natural habitat of Acinetobacter sp. can best be described as the:
a. mucous membranes of animals. b. gastrointestinal tract of humans and other animals. c. natural environment. d. genitourinary tract of animals.
Bioinformatics combines the fields of ____ to extract information from biological data
a. computer science and social science b. mathematics and social science c. mathematics and computer science d. biology and history e. biology and physics
________-form DNA spirals to the right and is the major form of naturally occurring DNA molecules.
A) A B) B C) D D) Y E) Z
What is the radula's function in mollusks?
A. It is the location for most of the internal organs. B. It extracts oxygen from surrounding water. C. It helps the mollusk move. D. It cuts and scrapes up food.