Owing to genetic dominance (Figure 1), backcrosses to L20 were used for linkage mapping. To establish a male informative cross, an F1 male from the L20 × L71 cross was paired with an L20 virgin to ...

Monarchs are shifting their migration patterns to live year-round in locations where the plants they need are always available to them, according to research from the Center for Population Biology at ...

Some dinosaurs may not have been restricted to life on the ground and instead could have launched into the air for quick flights, researchers have found. As long as the creature's wing size, weight ...

https://doi.org/10.2307/1537653 • https://www.jstor.org/stable/1537653 Copy URL This item is part of a JSTOR Collection. For terms of use, please refer to our Terms ...