Sentence examples for reproductive value of a from inspiring English sources

This implies that song repertoires convey important information about the reproductive value of a given male and suggests that testosterone deposition in egg yolk may be costly.

We write v G for the reproductive value of a good parent and v P for a poor parent.

Similarly, the reproductive value of a poor parent is (16) v P = 1 2 m P { g 2 b G P ′ [ g G P v G + (1 − g G P ) v P ] + (1 − g 2 ) b P P ′ [ g P P v G + (1 − g P P ) v P ] }.

It follows that a mutation changing the reproductive value of a male will be selected more strongly than a mutation with identical effects in females., Recently, we studied the effects of polyandry on expected distorter frequencies, allowing viability selection to differ between males and females.

Since good parents mate on average 1/ m G times, and a proportion g2 of these matings are with other good parents, the total reproductive value of a good parent is given by (15) v G = 1 2 m G { g 2 b G G ′ [ g G G v G + (1 − g G G ) v P ] + (1 − g 2 ) b G P ′ [ g G P v G + (1 − g G P ) v P ] }.

We begin by calculating the reproductive value of good and poor parents in a population where every individual behaves in the same way.

Note that the solution does not depend on the choice of k or T. We now have all we need to calculate the reproductive value of good and poor parents in a population where care behaviour is uniform.

The reproductive value of good parents was nonetheless always higher, in contrast to the predictions of a previous model (Lessells and McNamara, 2012).

In a nutshell, the problem is the relative reproductive value of different life history stages: for species with long pre-reproductive periods, delayed senescence and low to moderate fecundity, the effect on population growth of losing each adult must be offset by saving dozens to hundreds of young animals.

Replacing a queen's male with a worker male is favored when The reproductive value of males depends on the fraction of males that are produced in the population [ 16, 25], but here it cancels out because there are no females affected.

Genetic drift can result in genetic traits being lost from a population or becoming widespread in a population without respect to the survival or reproductive value of the alleles involved.