Ascientist discover that a cell has chloroplast, cytoplasm, dna, and a cell membrane. which statement best des does describes how the cell could be classifieda. the cell is prokaryotic because it has dna. b. the cell is prokaryotic because it has cytokines. c. the cell is eukaryotic because it has a cell membrane. d. the cell is eukaryotic because it has chloroplasts

Which statement best describes a typical difference that could be found between the "analysis" and "conclusion" sections of a lab report? a) only the "conclusion" describes errors that occurred during the experiment, and only the "analysis" section suggests further research.b) only the "analysis" section includes specific data comparisons, and only the "conclusion" section suggests further research.c) only the "analysis" section discusses whether the original hypothesis was supported, and both sections include graphs of data.d) only the "conclusion section discusses whether the original hypothesis was supported, and both sections suggest further research.(the answer is b i just took the test)

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.

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above