The current prevalence rate for smokeless tobacco use is approximately the same as that of cigarette smoking. true false

How do adaptation affect a species?

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

What does the positioning of transcription factors determine?