Early seed plants were pollinated by ________, as are present-day conifers.
A. wind
B. trilobites
C. bees
D. water
E. beetles
Answer: A
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Serological methods
A. are useful in identifying bacteria. B. rely on the specificity of an antibody-antigen interaction. C. may be simple and rapid. D. All of the choices are correct.
In the human mouth, ____ begins the process of chemical digestion
a. amylase b. pepsin c. bile d. secretin e. chime
What is nucleosome positioning?
What will be an ideal response?
A protein being synthesized by a cell for export would follow which pathway in the cell?
A) Ribosome to lysosome to endoplasmic reticulum to Golgi apparatus to cell membrane B) Ribosome to cell membrane C) Ribosome to Golgi apparatus to endoplasmic reticulum to cell membrane D) Ribosome to endoplasmic reticulum to Golgi apparatus to cell membrane