Carmen conducts tests on a sample of four autotrophic organisms to determine the type of photosynthetic pigment present. Match the pigments to the species in which they are present. phycobilin sea lettuce phycocyanin diatoms chlorophyll b cyanobacteria fucoxanthin red algae

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above

The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a.an ionic bond is formed between the oxygen and carbon atoms. b.four valence electrons are shared. c.two valence electrons are shared. d.valence electrons are shared between oxygen atoms.

Astudent completed a lab report. which correctly describes the difference between the “question” and “hypothesis” sections of her report? “question” states what she is asking, and “hypothesis” states the result of her experiment. “question” states what she is asking, and “hypothesis” states what she thinks the answer to that question is in “if . . then . . because” format. “question” describes what she is trying to find out, and "hypothesis" states the procedures and methods of data collection. “question” describes what she is trying to find out, and “hypothesis” states any additional information or prior knowledge about the question.