Which of these are found in the excretory system? O A. Myofibrils
B. Villi
C. Nephrons
D. Osteoblasts

What causes an unsaturated fatty acid to have a different shape than a saturated fatty acid? o a. unsaturated fatty acids have more hydrogen atoms. o b. unsaturated fatty acids have double carbon bonds. o c. unsaturated fatty acids have more nitrogen atoms. o d. unsaturated fatty acids have single carbon bonds.

What substance acts to prevent sudden ph changes in bodily fluids?

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a