#Question id: 8717
#Unit 9. Diversity of Life Forms
Molecular clocks are more reliable when ________.
#Question id: 11916
#Unit 10. Ecological Principles
Which one of the following features of an later community?
#Question id: 1212
#Unit 4. Cell Communication and Cell Signaling
The MAP kinase cascade stimulates transcription via specific transcription factors, and stimulates translation via
#Question id: 756
#Unit 1. Molecules and their Interaction Relevant to Biology
The thermal denaturation of DNA may be reversed by cooling the solution. Rapid cooling allows:
#Question id: 99
#Unit 1. Molecules and their Interaction Relevant to Biology
Which of the following are the main reasons that glycoproteins are so diverse when compared to other proteoglycans are
A) they may contain different sugars in different combinations and chain lengths.
B) β or a-glycosidic linkages may join various carbon atoms in the sugars.
C) they are found in both bacterial, plant and animal cells.