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Mr. Turner teaches his third grade math class using both mathematical equations written on a chalkboard, and physical materials such as tokens. Evidently, Mr. Schwartz has differentiated his class’ ______________.

All of the following are examples of performance assessments of products, EXCEPT:

Which molecule is primarily used for energy storage and insulation in the human body?  

Chitin (a), found in the shells of many insects and crustaceans, contains acetylated amino groups that make it more hydrophobic and water-resistant. What type of macromolecule is chitin?

DNA strands are held together primarily by—

Which nucleotide pairs with adenine in DNA?

Which process synthesizes mRNA from a DNA template?

In protein synthesis, tRNA—

Lipids are a diverse group of biomolecules. What feature unites them as a single class?

Which sugar is a pentose? Mark all that applies.