You are handed a model of a protein. It has a three-dimensional shape, and by twisting it, you can see that there is only one polypeptide chain in the model. You can see two alpha helices lined up next to one another in the model. From this evidence, you are looking at what level of protein structure? Tertiary T/F

Asmall population of chimpanzees lives in a habitat thant undergoes no change for a long period of time. how will genetic drift affect this population

The table lists the observations students made about four specimens under a microscope. based on these observations, what specimens did the students examine? animal plant virus prokaryote cell membrane present ribosomes present lysosomes present nuclear membrane present cell wall present ribosomes present nuclear membrane absent cell wall present ribosomes present nucleus present large vacuole present reproduces inside of a cell nucleus absent rna present 2019 edmentum all rights reserved intl

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