Insect resistance to a pesticide was first reported in 1947 for the Housefly (Musca domestica) with respect to DDT. Since then resistance to one or more pesticides has been reported in at least 225 species of insects and other arthropods. The genetic variants required for resistance to the most diverse kinds of pesticides were apparently present in every one of the populations exposed to these man-made compounds.
A hypothesis is empirical or scientific only if it can be tested by experience. A hypothesis or theory which cannot be, at least in principle, falsif… - Francisco J. Ayala
A hypothesis is empirical or scientific only if it can be tested by experience. A hypothesis or theory which cannot be, at least in principle, falsif…
- Francisco J. Ayala
Insect resistance to a pesticide was first reported in 1947 for the Housefly (Musca domestica) with respect to DDT. Since then resistance to one or m… - Francisco J. Ayala
Insect resistance to a pesticide was first reported in 1947 for the Housefly (Musca domestica) with respect to DDT. Since then resistance to one or m…
A few years ago, they [Neandertals] were thought to be ancestral to anatomically modern humans, but now we know that modern humans appeared at least … - Francisco J. Ayala
A few years ago, they [Neandertals] were thought to be ancestral to anatomically modern humans, but now we know that modern humans appeared at least …
Toby Tyrrell unravels the various formulations of Gaia and explains how recent scientific developments bring the hypothesis into question. His critic… - Francisco J. Ayala
Toby Tyrrell unravels the various formulations of Gaia and explains how recent scientific developments bring the hypothesis into question. His critic…
It is probably fair to estimate the frequency of a majority of mutations, in higher organisms, between one in ten thousand and one in a million per g… - Francisco J. Ayala
It is probably fair to estimate the frequency of a majority of mutations, in higher organisms, between one in ten thousand and one in a million per g…
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