Suppose the size of a population of marmots is 300. according to genetic drift theory, what is the probability that a newly arisen mutation will become fixed in this population? select one: a. 1/1200b. 1/100c. 1d. 1/300e. 1/600

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils