We describe a gradient of potential HIV transmission from HIV-infected persons to their partners and thence to uninfected populations. The effect of this newly discovered transmission gradient is to ...
2don MSN
Vegetation patterns and ecosystem resilience: Why their relationship status is 'complicated'
In dryland ecosystems, increased environmental stress often triggers a change from a uniform vegetation cover to patchy ...
Patterns that guide the development of feathers and other features can be set by mechanical forces in the embryo, not just by gradients of chemicals. One of the longest-standing questions in biology ...
https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!470081~!0#focus ...
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