Why were the slime molds and water molds once considered to be fungi?
A. Early identification methods focused on appearances rather than biochemical characteristics.
B. Early identification methods focused on appearances rather than genetic similarities/differences.
C. They ARE fungi.
D.
They possess the same material in their cell walls (chitin) that fungi possess.
B
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Which term best describes the concept that molten rock emanates from the edge of a plate on the Earth's crust, pushing rock on the other side into a trench?
a. the theory of uniformity b. plate tectonics c. hot spots d. fault line rupture e. biogeography
Deposits of shells from ancient _____ are mined as chalk and limestone
a. dinoflagellates c. radiolarians b. diatoms d. foraminiferans
LHON is a mitochondrial disease caused by weak hypomorphic mutations that affect the mitochondrial electron transport chain. Among the first symptoms of the disease is blindness. People with LHON are usually homoplasmic because retinas must be homoplasmic mutant for a person to have disease symptoms. Which is true about a female who is heteroplasmic for the mutation that causes LHON? (Select all that apply.)
A) She may have children who are blind due to LHON. B) Some cells in her body are probably homoplasmic. C) She is likely to develop the disease in other parts of her body. D) All of her children will be homoplasmic for the wild-type mitochondria.
Eyes are
a. chemoreceptors. b. mechanoreceptors. c. photoreceptors. d. nociceptors. e. baroreceptors