Plant cells often have a large membrane-bound sac that is used for storing water and other substances called a:
A. Golgi body.
B. central vacuole.
C. centriole.
D. nucleus.
E. chloroplast.
Answer: B
Biology & Microbiology
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A chromosome ____
a. consists of DNA and its associated proteins b. is a single stranded DNA molecule c. anchors the DNA within the nucleus d. stabilizes the nuclear membrane e. is found within the nucleus and cytoplasm
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The portion of an enzyme where the substrate binds is known as the ____
a. receptor site b. active site c. target receptor d. target site e. contact site
Biology & Microbiology
Genetic discoveries made in one organism cannot necessarily be applied to other species
a. True b. False
Biology & Microbiology
________ is an unusual base found in the DNA of T4 phages.
What will be an ideal response?
Biology & Microbiology