1. The cytoplasmic division at the end of mitosis is called _______________.

2. The alternative forms in which a single gene can occur are called _______________.

3. The pattern of nitrogenous bases that represents the 20 amino acids of a protein is called the _______________.

4. Several ribosomes attached to one mRNA, which they are all transcribing, form a cluster called a/an _______________.

5. Environmental agents that can cause cells to become malignant are called _______________.

6. Newly synthesized proteins may be escorted to their destination in a cell by other proteins called _______________.

7. At prophase, a cell has _______________ chromosomes, _______________chromatids, and _______________ molecules of DNA.

8. Tumors that can metastasize to other organs are said to be _______________.

9. Cells are stimulated to divide when proteins called _______________ appear and bind to their CDC proteins.

10. All chromosomes except the sex chromosomes are called _______________ .

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