Phagotrophy (Phagocytosis) is:
A. the synthesis of organic molecules from inorganic molecules using light as an energy source
B. the capture and ingestion of food particles by a cell
C. the movement of small organic molecules across the cell membrane
D. the ability to use photosynthesis and osmosis or particle ingestion for nutrition
Answer: B
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____ epithelial tissue is only one cell layer thick
a. Stratified b. Dense connective c. Loose connective d. Simple e. Cuboidal
The rate of production of new biomass by heterotrophs is called
A. secondary productivity. B. primary productivity. C. consumer productivity. D. gross productivity. E. net productivity.
Present from birth, less specific, quick response, and no memory best describes ________ immunity.
A. adaptive B. innate
Dolly the sheep ________
A) was the first mother who gave birth to a cloned sheep B) received its nuclear DNA from the foster mother C) received its mother's nucleus from her bone marrow D) was the first mammal cloned from an adult cell