1. If you have not yet prepared your BINGO board, now would be a good time to do so. If you are not IN YOUR SEAT, ready to play when the bell rings, you will not be allowed to play!

2. (1) The promoter serves as a signal to ____ ___________ in order for the enzyme to attach to the gene and begin transcription.

3. (7) The X and Y chromosomes are called sex chromosomes. What are all the rest called?

4. (5) Human blood type has I A, I B, and i. Thus, it is said to be controlled by _______ ________.

5. (14) Sex-linked traits which occur on the X-chromosome tend to occur much more frequently in ______.

6. (22) In __________ cells, mRNA is sent directly to the ribosome to be translated after it is transcribed.

7. (6) The presence of a __________ protein prevents the action of RNA polymerase.

8. (15) In eukaryotes, __________ sequences on the DNA, such as a TATA box, help control gene expression.

9. (13) What is the term for a piece of non-coding DNA?

10. (2) A __________ is a kind of chromosomal mutation that occurs when a piece of DNA breaks off from a chromosome and attaches to a non-homologous chromosome.

11. (11) An error in what kind of gene might cause your nose to be attached to your posterior instead of your anterior?

12. (12) What is a segment of DNA that acts as an “on-off” switch in the lac operon called?

13. (21) What is the development of cells with specialized functions called?

14. (17) If lactose is present, there is a need for lactase and the lac operon functions. In this case, lactose serves as an __________ by getting expression to begin.

15. (23) A section of a structural gene that is expressed by being both transcribed and translated is called…

16. (9) These molecules recognize specific, short DNA sequences and cut the DNA in or near that sequence.

17. (8) This is a small ring of DNA found naturally in some bacterial cells. Foreign DNA is introduced to it so that the bacteria produces the desired protein.

18. (24) One means by which eukaryotic cells control gene expression is with the use of proteins known as ___________ proteins.

19. (19) A __________ can replicate within a cell and can carry and transcribe foreign DNA.

20. (16) What kind of DNA results when DNA from two different organisms is joined together (combined)?

21. (18) What is the name for a substance which causes cancer?

22. (10) Gene expression in prokaryotes and eukaryotes have this “here-I-am” DNA sequence in common.

23. (20) Pre-mRNA is processed further and a cap and tail are added to help control gene expression in what kinds of cells?

24. (3) What is the term for a pair of genes that tend to be inherited together since they reside close to each other on a chromosome?

25. (4) In order for cells to make the proteins they need, they control their _______ ________.