DNA polymerases have exonuclease activity.

In autocrine signaling, the messenger molecules travel only short distances through the extracellular space to other cells that are in close proximity to the cell that is generating the message.

What causes the rapid drop in Cdk activity that leads to the exit from mitosis and the entry into G1 typically exhibited by cells as they finish division?  

Which of the following is FALSE?

I just finished calculating a one-way within-subjects ANOVA and found a significant result (woo hoo!).  What do I do now?

For the following 2 questions use Data Set A below: A study reported: ʺA chi-square test for independence was conducted to explore the relationship between whether a person had or had not sought psychological counseling and the personʹs profession (lawyer, car dealer, postal worker, high school teacher, and college professor). The Observed and (Expected) Frequencies are reported below. Data Set A: Had Sought Counseling Profession Yes No Total % Lawyer 12 (14.52) 10 (7.48) 22 22 Car Dealer 19 (15.18) 4 (7.82) 23 23 College Professor 22 (19.14) 7 (9.86) 29 29 High School Teacher 4 (7.92) 8 (4.08) 12 12 Postal Worker 9 (9.24) 5 (4.76) 14 14 Total 66 34 100 100  

Dr. Curious is setting up a 4 x 5 two-way ANOVA. How many hypotheses will this yield?

What apparently drives the separation of chromosomes?  

In a Chapter 7 bankruptcy, the Bankruptcy Code will allow the debtor to keep certain “exempt” property.

What is the immediate result once most receptor protein-tyrosine kinases bind to their ligand?