1. Of the following light wavelength, which one is highly penetrate the water body? A. Blue B. indigo C. red D. green

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

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

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?