1. BIOLOGY SCIENTIFIC METHOD CELLS HOMEOSTASIS Chemistry A Cells B CHEMISTRY B

2. 100 points The last step of the scientific method draw conclusions

3. 200 points The type of graph used to compare 2 groups Bar graph

4. 300 points weight An experiment was performed to determine how junk food affected the weight of mice. What is the dependent variable

5. 400 points 4 Using the following numbers, what is the mode 2, 3, 4, 4, 4, 6, 8 10

6. 500 points Which statement best describes a controlled experiment? Tests the effect of a single independent variable Shows the effect of a dependent variable on an independent variable

7. 100 points What organelle is labeled X endoplasmic reticulum

8. 200 points Which plant organelle is involved in making sugar from carbon dioxide and water (photosynthesis). Chloroplast

9. 300 points In what way does the rough ER and golgi apparatus work together in a cell. Does it package proteins into vesicles or break down damaged macromolecules? packages protein molecules into vesicles

10. 400 points All cells store energy in molecules of what? ATP

11. 500 points What is the correct order of cellular organization? Use the following words Cells, organism, organ, tissues, organ systems cells, tissues, organs, organ systems, organism

12. 100 points Carbon dioxide and oxygen move freely across the cell membrane. What determines in which direction they will move? concentration gradient

13. 200 points Which form of cell transport involves energy? Active or Passive Active

14. 300 points In what type of solution does water move out of the cell, causing the cell to shrink? Hypertonic

15. 400 points The following illustration shows which process in the body. A feedback system or an enzyme pathway? feedback mechanism

16. 500 points Nerve cells are essential to homeostasis because they allow what? Cell communication

17. 100 points What is one effect of the low density of frozen water in a lake? Ice floats, protects organisms

18. 200 points Which property of water allows it to form drops? Cohesion

19. 300 points In what type of bond are electrons shared? Covalent

20. 400 points What are the three components of atoms? Protons, neutrons, electrons

21. 500 points The speed of chemical reactions is increased by what ATP or enzymes enzymes

22. 100 points Which characteristic is shared by ALL Prokaryotes and Eukaryotes? Ability to store hereditary information Of Use organelles to control cell processes Ability to store hereditary information

23. 200 points Which two structures are common to both prokaryotes and eukaryotes Cell wall and nucleus or plasma membrane and cytoplasm plasma membrane and cytoplasm

24. 300 points Photosynthesis occurs in the chloroplast of plants, what is the chemical equation for that reaction Water + Co2 → Sugar + O2

25. 400 points Enzymes are important for many cellular processes, If an enzyme encounters extreme pH or temperature how are those processes affected? Changes shape and cannot function

26. 500 points Cells require the nutrients found in food that our body breaks down. If a molecule of protein is broken down what would we have? Amino Acids

27. 100 points Which pair represents the correct building block with its product? Starch: glucose Amino acids: proteins Dna: Starch

28. 200 points What protein is necessary to speed up chemical reactions needed to live? enzymes

29. 300 points The function of nucleic acids is to ? dna/rna Store hereditary information

30. 400 points What is this biomolecule? carbohydrate

31. 500 points dehydration synthesis This reaction shows a polymer Being formed from a monomer What is this type of reaction called