4. Consider the side chain of the amino acids valine, aspartate, and lysine. Explain how the side chain of each molecule would change as the environment changed from pH2, to pH7, and
then pH12. Tip: think about the functional groups present and if they would be protonated/
deprotonated or charged/ not charged.
I

How have the greenhouse gasses increased from the year 2000 to 2018

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?

Alice did an experiment to find the relationship between the angle at which a ray of light strikes a mirror and the angle at which the mirror reflects the light. she placed a ray box in front of a mirror. she changed the angle at which the light from the ray box struck the mirror and noted the corresponding angle at which the mirror reflected the light. which of the following is the dependent variable in this experiment? the mirror used to reflect the light the ray box used as the source of light angle at which the light from the ray box strikes the mirror angle at which the mirror reflects the light from the ray box