A purine or pyrimidine that differs in chemical structure from a purine or pyrimidine normally found
in DNA or RNA is called a _____________. Fill in the blank(s) with the appropriate word(s).
ANS: base analog
Biology & Microbiology
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The pollen grains of pine each consists of three cells
____________________ Indicate whether the statement is true or false.
Biology & Microbiology
The development of axillary buds is controlled by a single hormone, cytokinin
A. true B. false
Biology & Microbiology
These two different lifestyles are an example of a __________
a. resource b. tradeoff c. habitat d. constraint
Biology & Microbiology
Bacteria and many other microbes do not ________ and therefore do not fit Linneaus' definition of species.
A. reproduce sexually B. have nuclei C. exchange genetic material D. have cytoplasmic membranes E. reproduce asexually
Biology & Microbiology