Choose all the answers that apply. Prokaryotes . are multicellular are unicellular have membrane-bound organelles do not have a membrane-bound nucleus have differentiated cells are more primitive than eukaryotes

Awater molecule is polar because there is an uneven distribution of these between the oxygen and hydrogen atoms.

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 is a sex-linked genetic disorder that disrupts the blood's ability to clot? a.achondroplasia b.huntington's disease c.hemophilia d.albinism