Unit Test Answers

Which career combines DNA technology and medicine?

DNA replication occurs during which phase of the eukaryotic cell cycle?

While genetic modification of food has numerous advantages, some people are concerned about the potential of genetically modified crops to

Which function of the cell cycle is especially important to burn victims?

A cell begins to send out incorrect chemical signals to neighboring cells. During which phase of the cell cycle did the cause of the change most likely happen?

Which part of cell division is different in plant and animal cells?

In some cases, recombinant DNA must be cloned before it can be inserted into a host. Which vectors can be used to clone recombinant DNA?

Which carries the code for protein synthesis from the cell nucleus to the cytoplasm?

What is the end result of the eukaryotic cell cycle?

The graph shows the change in the number of Bt and HT crops grown in the United States from 1996 to 2005. Bt crops are resistant to being eaten by insects. HT crops are resistant to herbicides (weed killers). Based on the information in the graph, which is most likely true about farming in 2005?

Which statements describe the characteristics of an individual protein? Select two options. It is specific to one biochemical reaction.It increases the activation energy needed for a reaction.It can catalyze many different reactions.It increases the rate of a biochemical reaction.It slows down the rate of a biochemical reaction.

Tissue cultures (samples of cancer cells) are taken from cancer patients, and the cells are then grown in a laboratory. What is the purpose of growing cancer cells in a laboratory?

Which of the following difference between DNA and RNA allows them to perform their unique functions?

A mutation causes a sequence of DNA that has the nucleotides TTG to be changed to TCG. The resulting protein has a different sequence of amino acids. Which type of mutation is this?

The structure of DNA resembles a twisted ladder. Which structural components form the rungs of the ladder?