#Question id: 8695
#Unit 9. Diversity of Life Forms
Phylogenetic trees constructed from evidence from molecular systematics are based on similarities in ________.
#Question id: 3644
#Unit 3. Fundamental Processes
In replication: soon after synthesis, the DNA fragments are joined to make one continuous piece of DNA by the enzyme:
#Question id: 1395
#Unit 4. Cell Communication and Cell Signaling
Which of the following mutations would promote malignancy in cells whose proliferation is inhibited by TGFβ?
a. overexpression of Smad2
b. loss of Smad 4
c. overexpression of TGFβ receptor I
d. loss of TGFβ receptor II
#Question id: 551
#Unit 1. Molecules and their Interaction Relevant to Biology
Enzymes differ from other catalysts in that only enzymes:
#Question id: 23293
#General Aptitude