The publication date of Darwin's Origin of Species was:
A) 1869. B) 1809. C) 1859. D) 1900.
Answer: C
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You are studying a type of cell that you don't know much about. You want to determine what organism the cell comes from. You decide to watch cell division in this plant using the appropriate cell biology tools
After some experimentation, you determine that cytokinesis in this cell is sensitive to myosin inhibitors. You are likely studying A. a plant cell. B. an animal cell. C. a bacterial cell. D. a cell type that has not been previously studied.
Phagotrophy (Phagocytosis) is:
A. the movement of small organic molecules across the cell membrane B. the capture and ingestion of food particles by a cell C. the synthesis of organic molecules from inorganic molecules using light as an energy source D. the ability to use photosynthesis and osmosis or particle ingestion for nutrition
Filtration occurs in which section of mammalian
nephrons? a. glomerular capillaries in Bowman's capsule b. loop of Henle c. proximal tubule d. distal tubule e. peritubular capillaries
In the process of human gene cloning using plasmids, the bacterial plasmid is
A) used as the vector. B) the source of the gene to be cloned. C) cultured inside the human cell, which contains the gene to be cloned. D) used to insert the human gene into the bacterial chromosome.