Red blood cells undergo anaerobic metabolism, which means that they produce

If oxygen is present, metabolism is considered to be

When there is excess glucose and amino acids in the liver, and no more ATP needs to be synthesized, these energy-rich nutrients are converted to

In the body, excess amino acids are

Match the feathers to the image below.   

What is the BOTTOM organism in the picture below?  

Match the directional terms to the image below.   

What type of symmetry is shown below?    

What type of snake movement is shown below?  

Look at the image below. This image represents ___.