Which of the following is a region of DNA at the end of a linear chromosome?
A. Primer
B. Telomere
C. Intron
D. Exon
Answer: B
Biology & Microbiology
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In the diagram of a root tip shown above, the item labeled "2" is the
a. quiescent center. b. zone of cell division. c. zone of elongation. d. root cap. e. zone of maturation.
Biology & Microbiology
The brain stem consists of the midbrain, the pons and the _________ oblongata.
Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology
Habitat corridors allow animals to move from one habitat fragment to another. Indicate whether the statement is true or false
Biology & Microbiology
________ have been defined as communities of organisms and their physical and chemical environments that function as self-regulating units.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology