Which of the following would be an accurate comparison of mitosis and meiosis?
1.Mitosis takes place in animals; meiosis takes place in plants.
2.Mitosis gives rise to cells that are genetically identical; meiosis gives rise to cells that have half the amount of genetic information as the original cell.
3.Mitosis takes place for producing eggs and sperm; meiosis takes place for growth and repair of damaged tissue.
4.Abnormal cell growth would be due to errors in meiosis.
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Proteins that function in the cytosol are synthesized ____
a. on free ribosomes in the cytosol b. on the rough ER before being transported to the cytosol c. in the Golgi apparatus d. on the rough ER before being transported to the Golgi apparatus e. in the nucleus before being transported to the cytosol
The limnetic zone is indicated by
a. A. b. B. c. C. d. D. e. none of these
One strand of DNA has the sequence 5?-ATTCCG-3? The complementary strand for this is
a. 5?-TAAGGC-3? b. 5?-ATTCCG-3? c. 5?-ACCTTA-3? d. 5?-CGGAAT-3? e. 5?-GCCTTA-3?
Which of the following convert soil ammonium to nitrate?
A) nitrifying bacteria B) ammonifying bacteria C) mycorrhizae D) nitrogen-fixing bacteria