Which of the following macromolecules is insoluble in water?
A) lipids
B) sugars
C) amino acids
D) disaccharides
E) nucleic acids
Answer: A
You might also like to view...
Proteins that are involved in the regulation of the cell cycle and that show fluctuations in concentration during the cell cycle are called _____
A) ATPases B) kinetochores C) kinases D) estrogen receptors E) cyclins
Phagocytes interact speedily and effectively with pathogens because they have evolved specialized molecules called pattern recognition receptors (PRRs) that interact directly with PAMPs
Indicate whether the statement is true or false.
In systemic acquired resistance, the regulatory protein NPR-1 moves from the cytoplasm to the cell nucleus,
apparently in response to a buildup of ____ in the cytoplasm.
a. ethylene b. brassinosteroids c. oligosaccharins d. jasmonates e. salicylic acid
Which of the following kinds of traits was originally used for classifying organisms into taxonomic
categories?
a. morphology and behavior b. DNA and amino acid sequences c. physiology and biochemical pathways d. geography and ecology e. morphology and physiology