1. When is cell specialization required?

2. What molecule stores solar energy?

3. By what process does: a) sugar enter a cell b) oxygen enter a cell c) a bacteria enter a cell

4. How do archea bacteria produce food?

5. Difference between independent variable and dependent variable.

6. Give the sequence of events of protein synthesis. a. m-RNA is translated at ribosomes b. DNA is unzipped at the loci of a gene c. m-RNA nucleotides bind together forming a single strand d. t-RNA anti-codons bring their particular a.a. to the ribosomes e. Transcription is one side of the DNA molecule being copied by RNA nucleotides f. a.a. are bound together at the ribosomes, in a particular order to form a polypeptide g. m-RNA leaves the nucleus and will be read as codons at a ribosome

7. 82 mm = ? cm ? m

8. Why do animals and flowering plants have even number of chromosomes?

9. What did these people contribute to the field of biology? Redi? Watson? Chargraff? Koch? Pasteur?

10. What are the reactants of photosynthesis? What are the products of photosynthesis? What are the reactants of cellular respiration? What are the products of cellular respiration?

11. What are the problems associated with these genetic disorders? A) Sickle cell anemia B) Tay sachs disease C) hemophilia D) phenylketonuria (PKU)

12. Draw a sketch of a typical: a) sugar b) amino acid c) trigyceride

13. List the 3 lines of defense in the human immune system.

14. Give the types of nucleic acids in: 1) bacteria 2) viruses 3) plant cells 4) human cells.

15. Who developed the cell theory? What “organisms” are not captured in the cell theory? Who invented the microscope?