where does the pharynx open up into
What will be an ideal response?
esophogus and trachea
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Influenza virus adheres to the epithelium of the respiratory system with the aid of ________ and ________ found in its envelope spikes.
What will be an ideal response?
The kinetochore serves which of the following functions?
a. Kinetochores anchor spindle fibers to the centrioles. b. Kinetochores are the site of DNA synthesis. c. Kinetochores regulate the length of the cell cycle. d. Kinetochores attach to microtubules during mitosis. e. Kinetochores are involved in cytokinesis
Which of the following types of microbe was NOT observed by Leeuwenhoek?
A) fungus B) protozoan C) prokaryote D) alga E) virus
Which form of biological succession occurs in an area where most life has been destroyed, but fertile soil remains?
What will be an ideal response?