The development of drugs to block the activity of vascular endothelial growth factor (VEGF) has been applied to the control of the growth of cancers. What is the rationale for such a strategy?

#Question id: 10581

#Unit 10. Ecological Principles

Life-history characteristics associated with K-selected organisms include

#Question id: 1924

#Unit 4. Cell Communication and Cell Signaling

Antigens normally expressed only on embryonic cells but also sometimes found on tumors are known as:

#Question id: 8292

#Unit 9. Diversity of Life Forms

Some molecular data place the giant panda in the bear family (Ursidae) but place the lesser panda in the raccoon family (Procyonidae). If the molecular data best reflect the evolutionary history of these two groups, then the morphological similarities of these two species is most likely due to ________.

#Question id: 2408

#Unit 2. Cellular Organization

When chiasmata can first be seen in cells using a microscope, which of the following processes has most likely occurred?

#Question id: 5056

#Unit 5. Developmental Biology

Cells of the responding tissue must have both a receptor protein for the inducing factor and the ability to respond to the signal. The ability to respond to a specific inductive signal is called as