Sentences with phrase «directional selection»

This is useful in a directional selection programme because improvements may be achieved by indirect selection, for example, by using alternative tests that are readily available rather than direct selection for traits that may occur later in life or that may be difficult or expensive to measure.

Unexpectedly, epitope encoding regions were enriched for sites displaying weak evidence of directional selection influenced by HIV - 1.

These findings suggest that, in evolutionary history, directional selection has operated for a proportionally large suprapyramidal terminal field.

Three specific codon sites within the genes celA2b, katG and cyp138 were identified by MEDS as displaying significant evidence of evolving under directional selection influenced by HIV - 1 co-infection.

This pattern, the authors note, is consistent with «directional selection.»

A genome - wide scan for signatures of directional selection in domesticated pigs.

First, locally adapted strains are likely to suffer higher mortality when they are moved to very different conditions — local adaptation is a product of directional selection such that adapting to one environment is likely to reduce performance in another environment (5, 6).

The study showed that even in the absence of chemicals, directional selection from the repeated use of the same management will lead to evolution resistance.

Not exact matches

«For us, the directional index call going forward is likely to be a much less important consideration for investors than stock selection.»

«Over generations you get directional Darwinian selection favouring infants who are a little better at mind - reading and a bit more inclined to quest for engagement with others.»

The concept of natural selection has remarkable power for explaining directional and adaptive changes.

Through field studies, we show that fungal gall morphology, which is induced by midges (i.e., it is an extended phenotype) is under directional and diversifying selection by parasitoid enemies.

Paul R. Armsworth — 2008 (7)([email protected]) Keywords: cline, conditional dispersal, directional dispersal, evolution of dispersal, fitness - dependent dispersal, gene flow, hybrid zone, indirect selection, local adaptation

You can simply tap - and - hold on a word to bring up the built - in dictionary and navigate through menus without using the little directional button to scroll through and press the button to make a selection.

Our methodology effectively splits the traditional alpha resulting from active management into two parts: the theme picking part (also called a directional bet) and the individual security selection part.

(This might not be true for a macro-style manager who is more concerned with directional bets than with selections within an asset class.)

Worse, the directional buttons were very sensitive to repeat input: tapping the button once was tricky, and holding down the button resulted in too many rapid button presses, which made menus and even the name selection screen difficult to navigate.

The presentation of the game is solid with a great user interface across various menus such as the main menu, garage vehicle customisation menus, event and track selection menus, vehicle selection menus, online multiplayer menus, settings menus and various gameplay menus with support for navigation via the left analogue stick, directional pad and face buttons, although it does not include support for navigation via the right analogue stick and touch pad.

The presentation of the game is solid yet minimal with a great touch screen based user interface across various menus such as the main menu, level selection menu, options menu and various gameplay menus, although there is no support for navigation via the left and right analogue sticks, directional pad and face buttons.

The presentation of the game is solid with a great user interface across various menus such as the contest menu, level selection menu, options menu and gameplay menus with support for navigation via the left and right analogue sticks, directional pad and face buttons, although it does not include support for navigation via the touch pad.

The presentation of the game is solid with a great user interface across various menus such as the main menu, events menus, cup series menus, sponsored team play menus, Thomasville playground menus, multiplayer menus, hall of fame menu, car selection menus, extras menu and various gameplay menus with support for navigation via the left analogue stick, directional pad and face buttons, although it does not include support for navigation via the right analogue stick and touch pad.

Applied principles of BHA selection and aspects of Directional Drilling performance to ensure BHA's were assembled safely and as planned including correct make - up torque, doping and handling.