Students conducted another test: this time the testing was used to determine how accurate the labelling was on two products labelled as protein drinks. The image above shows the results of the two tests. Based on the text and data in the chart, how would
you respond to the students second test?
A)
Test tube A contains less protein that test tube B.
B)
Only one label is accurate. Test tube B contains protein.
The labelling is accurate. Both test tubes contain protein.
D)
The labelling is inaccurate. Neither test tube contains protein

Crinoids, also known as sea lilies, appear to be sea plants but are not plants at all. crinoids are an echinoderm species which uses anchoring structures called holdfasts to attach themselves to the sea floor. crinoids were most abundant in pennsylvania during the mississippian period, which ranged from 375 to 320 million years ago. fossils of the crinoids shows that during most of this time pennsylvania was that provided favorable conditions for crinoid growth. a) glacial terrain b) a dry and sandy plain c) mostly mountain ranges d) covered by warm, shallow seas