Water is most dense at 4 C
__________________ Indicate whether the statement is true or false.
T
Biology & Microbiology
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When a promoter is methylated, gene expression is:
a. silenced. b. enhanced. c. slowed. d. maintained. e. activated.
Biology & Microbiology
A directional adjustment of growth in response to environmental stimuli is called ____
a. circadian rhythm b. vernalization c. photoperiodism d. statolith e. tropism
Biology & Microbiology
It became apparent to Watson and Crick after completion of their model that the DNA molecule could carry a vast amount of hereditary information in which of the following?
A) sequence of bases B) phosphate-sugar backbones C) complementary pairing of bases D) side groups of nitrogenous bases
Biology & Microbiology
Herbivores are at which trophic level within an ecosystem?
A. level 1 B. level 2 C. level 3 D. level 4
Biology & Microbiology