The proteins of the plasma membrane are in large part responsible for the cell's activity to interact with its environment. They act as or are involved in all of the following except:
A. packaging
B. channel
C. reception (receptor proteins)
D. recognition
E. electron transport
E. electron transport
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How many different types of chemoreceptors can be found in the taste buds?
A. hundreds B. thousands C. 40-50 D. five
Genetic drift that occurs in small, new colonies is called ________
Fill in the blank(s) with correct word
Carcinomas describe:a
cancers that develop from connective tissue. b. cancers that develop from muscle. c. cancers that develop from epithelial tissue. d. the migration of cancer cells through blood or lymph channels. e. genes that transform normal cells into cancer cells.
Fungi consist mainly of ________, which can become visible without a microscope
a. conidia b. mycelium c. fruiting bodies d. hyphae