Which of the following organisms do not demonstrate a definitive alteration of generations in their life cycles?
A. mosses
B. angiosperms
C. ferns
D. gymnosperms
E. green algae
E
Biology & Microbiology
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Apply Darwin's theory of evolution by natural selection to explain how capsaicins have enhanced the survival of peppers
What will be an ideal response?
Biology & Microbiology
A virus consisting of a single strand of RNA, which is transcribed into complementary DNA, is a _____
A) reverse transcriptase B) protease C) retrovirus D) RNA replicase virus E) nonenveloped virus
Biology & Microbiology
Single-stranded complementary tails that are produced by restriction digestion are called ______ ends.
A. sticky B. orphaned C. vectors D. 5'
Biology & Microbiology
Which of the following is a major growth-limiting micronutrient that influences microbial growth?
A) iron B) transferrin C) lactoferrin D) sugar
Biology & Microbiology