persistence
1. The tendency of a cell to continue moving in one direction: an internal bias on the random walk behaviour that cells exhibit in isotropic environments.
2. Of viruses that persist in a cell population, animal, plant or population for long periods often in a nonreplicating form, by such strategies as integration into host dNA, immunological suppression or mutation into forms with slow replication.
The diversification of several new species from a recent ancestral source, each adapted to utilize or occupy a vacant ad..
The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has prov..
Leaves are the major photosynthetic organ of a plant. Apart from that, they are also crucial to water movement. In this ..
This lesson explores the impact of biosecurity threats, and why they need to be identified and managed. Examples to incl..
Illusions are the perceptions and sensory data obtained from situations in which human error prevents us from seeing the..
Organisms employ different strategies to boost its defenses against antigens. Humans have an immune system to combat pat..
