Complete the following sentence. Gregor Mendel developed the system of ___ cross-breeding in the 1800's.

well, you see. the answer to your question is quite simple. the thing that is big, powerful, and over 9,000 is your mom.

the backbone of the dna and rna compound is sugar phosphate.

the framers of the constitution insisted that federal judges be nominated instead of elected due to their desire to have judges above the shifting whims of the masses.

the hope, whether achieved or not, was that federal judges would only be beholden to the law and that by not having judges be elected, they would be protected if that law dictated an outcome that ran counter to popular opinion.

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products