What structure do myelin sheaths form along?
A. axons
B. dendrites
C. neuroglia
D. cell bodies
E. ganglia
A. axons
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An arrangement of microtubules located in the matrix of cilia and flagella is called the ________.
A. axial bundle B. axoneme C. axillary tubule D. axial filament
What is a limitation of mass-spectrometry in proteomics?
a. Mass spectrometry requires access to a particle accelerator. b. Mass spectrometry requires large quantities of protein for accurate results. c. Variations in protein structure caused by disease can be difficult to identify. d. Proteins are destroyed in the process, making results impossible to verify.
Carbon 14 radioisotopes decay into stable ____
nitrogen 15 isotopes
a. carbon 13 isotopes b. nitrogen atoms c. carbon atoms d. nitrogen 15 isotopes e. sodium atoms
Seed banks ____
a. provide a source of seeds for farmers b. preserve seeds for museums c. preserve plant genetic diversity d. distribute seeds to member seed companies e. help to create additional plant diversity