Describe the effects of human contamination on invertebrate species and their stream ecosystem. Use details from the text to support your answer.

Cedure,© data: rmativetable 1: positive and negative results when imacromoleculeregative results when testing for the presence of macromoleculeschemical test | positive test result negative tcarbohydrates – simplesugarse negizitivecarbohydrates – 2: results for the presence of macromolecules in the evidence sample

How are the tortoises that darwin observed on the galápagos islands similar to the anoles that losos studied

What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.