Questions from Conceptual Biology

Q: Explain the difference between a one-celled organism and a single

Explain the difference between a one-celled organism and a single cell of a multi-celled organism.

Q: The smallest unit of life is the ______. a. atom

The smallest unit of life is the ______. a. atom b. molecule c. cell d. organism

Q: Organisms require ______ and ______ to maintain themselves, grow, and

Organisms require ______ and ______ to maintain themselves, grow, and reproduce. a. DNA; energy b. food; sunlight c. nutrients; energy d. DNA; cells

Q: DNA ______. a. guides form b. is the

DNA ______. a. guides form b. is the basis of traits c. is transmitted from and function parents to offspring d. all of the above

Q: In 2005, researcher Woo-suk Hwang reported that he had

In 2005, researcher Woo-suk Hwang reported that he had made immortal stem cells from human patients. His research was hailed as a breakthrough for people affected by degenerative diseases, because ste...

Q: A molecule into which a radioisotope has been incorporated can be used

A molecule into which a radioisotope has been incorporated can be used as a(n) ________. a. compound b. tracer c. salt d. acid

Q: The main function of an mRNA molecule is to ______. a

The main function of an mRNA molecule is to ______. a. store heritable information b. carry a translatable message c. form peptide bonds between amino acids

Q: Is this statement true or false? Unlike saturated fats, all

Is this statement true or false? Unlike saturated fats, all unsaturated fats are beneficial to health because their fatty acid tails kink and do not pack together.

Q: Match the term with the best description.  /

Match the term with the best description. 

Q: The graph shown in FIGURE 8.5 is reproduced from an

The graph shown in FIGURE 8.5 is reproduced from an original 1952 publication by Hershey and Chase. Bacteriophage were labeled with radioactive tracers and allowed to infect ba...