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TLS Online TPP Program
#Question id: 384
#1. Molecules and their Interaction Relevant to Biology
A solution was prepared by dissolving 0.02 moles of acetic acid (HOAc; pKa = 4.8) in water to give 1 liter of solution. What is the pH? To this solution was then added 0.008 moles of concentrated sodium hydroxide (NaOH). What is the new pH? (In this problem, you may ignore changes in volume due to the addition of NaOH).
TLS Online TPP Program
#Question id: 2958
#2. Cellular Organization
Which of the following structures is not a feature of the mitotic chromosome?
TLS Online TPP Program
#Question id: 8961
#9. Diversity of Life Forms
What does recent evidence from molecular systematics reveal about the relationship between grades and clades?
TLS Online TPP Program
#Question id: 24104
#Aptitude
The designer window treatments in her house, installed 17 years ago, were outmoded.
TLS Online TPP Program
#Question id: 5226
#11. Evolution and Behavior
Which of the following has the largest genome and the fewest genes per million base pairs?