Which of the following correctly matches the nitrogenous bases for the bottom strand of dna? note: work from left to right. acgtac gtacgt acgtac tgcatg catgca

Which of the following is true of photosynthesis? a)carbon dioxide is a reactant b)water is a product c)most reactions within this process are exothermic d)oxygen is a reactant

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

Describe how a non-resistant staphylococcus aureus bacterium can produce a bacterium that is resistant to methicillin