1 point The liver acts to keep blood glucose at a relatively constant level. It takes
up glucose from the blood when levels are too high, and adds glucose to
the blood when levels are too low. Are these actions of the liver an example
of homeostasis? *

There are four nitrogenous bases that make up dna. the two pyramidines are thymine and cytosine. the two purines are adenine and guanine. these bases pair in a very specific way. adenine - thymineguanine - cytosine i remember it like this: a tall, good cat.

What key even can elements you about