#Question id: 7154
#Unit 4. Cell Communication and Cell Signaling
Cancer is believed to often arise from stem cells, rather than fully differentiated cells. Which of the following are consistent with this view?
#Question id: 11155
#Unit 9. Diversity of Life Forms
Nucleic acid sequences that undergo few changes over the course of evolutionary time are said to be conserved. Conserved sequences of nucleic acids
#Question id: 302
#Unit 1. Molecules and their Interaction Relevant to Biology
Which of the following statements regarding covalent bond is not true?
#Question id: 19100
#Unit 6. System Physiology – Plant
#Question id: 3292
#Unit 11. Evolution and Behavior
Which of the following is correct observation?