Search Results - "WATT, WARD B"

A genetic polymorphism evolving in parallel in two cell compartments and in two clades by Watt, Ward B, Hudson, Richard R, Wang, Baiqing, Wang, Eddie

“…The enzyme phosphoenolpyruvate carboxykinase, PEPCK, occurs in its guanosine-nucleotide-using form in animals and a few prokaryotes. We study its natural…”
Get full text

Specific-gene studies of evolutionary mechanisms in an age of genome-wide surveying by Watt, Ward B.

“…The molecular tools of genomics have great power to reveal patterns of genetic difference within or among species, but must be complemented by the mechanistic…”
Get full text

One variable species or multiple cryptic? Mitochondrial phylogeny of Central and North American Chlosyne lacinia (Lepidoptera: Nymphalidae) by Timothy C. BONEBRAKE, Ward B. WATT, Alejandro PEREZ, Carol L. BOGGS

“…Recent efforts to catalogue global biodiversity using genetic techniques have uncovered a number of "cryptic" species within morphologically similar…”
Get full text

Hybrid incompatibility arises in a sequence-based bioenergetic model of transcription factor binding by Tulchinsky, Alexander Y, Johnson, Norman A, Watt, Ward B, Porter, Adam H

“…Postzygotic isolation between incipient species results from the accumulation of incompatibilities that arise as a consequence of genetic divergence. When…”
Get full text

Causal mechanisms of evolution and the capacity for niche construction by Watt, Ward B.

“…Ernst Mayr proposed a distinction between “proximate”, mechanistic, and “ultimate”, evolutionary, causes of biological phenomena. This dichotomy has influenced…”
Get full text

Evidence for a single, ancient origin of a genus-wide alternative life history strategy by Tunström, Kalle, Woronik, Alyssa, Hanly, Joseph J, Rastas, Pasi, Chichvarkhin, Anton, Warren, Andrew D, Kawahara, Akito Y, Schoville, Sean D, Ficarrotta, Vincent, Porter, Adam H, Watt, Ward B, Martin, Arnaud, Wheat, Christopher W

“…Understanding the evolutionary origins and factors maintaining alternative life history strategies (ALHS) within species is a major goal of evolutionary…”
Get full text

A mitochondrial-DNA-based phylogeny for some evolutionary-genetic model species of Colias butterflies (Lepidoptera, Pieridae) by Wheat, Christopher W., Watt, Ward B.

“…We study the phylogenetic relationships among some North American Colias (“sulfur”) butterflies, using mitochondrial gene sequences (ribosomal RNA, cytochrome…”
Get full text

From DNA to fitness differences: sequences and structures of adaptive variants of Colias phosphoglucose isomerase (PGI) by Wheat, Christopher W, Watt, Ward B, Pollock, David D, Schulte, Patricia M

“…Colias eurytheme butterflies display extensive allozyme polymorphism in the enzyme phosphoglucose isomerase (PGI). Earlier studies on biochemical and fitness…”
Get full text

Evolutionary Genomics of Colias Phosphoglucose Isomerase (PGI) Introns by Wang, Baiqing, Mason DePasse, J., Watt, Ward B.

“…Little is known of intron sequences’ variation in cases where eukaryotic gene coding regions undergo strong balancing selection. Phosphoglucose isomerase, PGI,…”
Get full text

Emergence of Complex Haplotypes from Microevolutionary Variation in Sequence and Structure of Colias Phosphoglucose Isomerase by Wang, Baiqing, Watt, Ward B, Aakre, Christopher, Hawthorne, Noah

“…A molecular evolutionary explanation of natural genetic variation requires analysis of specific variants' evolutionary dynamics. To pursue this for…”
Get full text

green-veined white (Pieris napi L.), its Pierine relatives, and the systematics dilemmas of divergent character sets (Lepidoptera, Pieridae) by CHEW, FRANCES S, WATT, WARD B

“…The butterfly Pieris napi (L.) and relatives exemplify recently evolving taxa, exhibiting variation that makes their evolutionary dynamics interesting, but…”
Get full text

MOLECULAR-FUNCTIONAL STUDIES OF ADAPTIVE GENETIC VARIATION IN PROKARYOTES AND EUKARYOTES by Watt, Ward B, Dean, Antony M

“…Knowledge of both prokaryotic and eukaryotic organisms is essential to the study of molecular evolution. Their common ancestry mandates that their molecular…”
Get full text

ADAPTATION AT SPECIFIC LOCI. I. NATURAL SELECTION ON PHOSPHOGLUCOSE ISOMERASE OF COLIAS BUTTERFLIES: BIOCHEMICAL AND POPULATION ASPECTS by Watt, Ward B

“…Electrophoretic variants of phosphoglucose isomerase (PGI) in Colias butterflies have been studied from field and laboratory viewpoints. The transmission…”
Get full text

Population structure of pierid butterflies. IV. Genetic and physiological investment in offspring by male Colias by Boggs, C.L, Watt, W.B

“…Population structure encompasses all the rules by which a population's gametes come together, including genetic and physiological investment in offspring. We…”
Get full text

Eggs, enzymes, and evolution: natural genetic variants change insect fecundity by Watt, W.B

“…Phosphoglucose isomerase genotypes in the butterfly Colias differ dramatically in biochemical properties. These differences were evaluated earlier, using…”
Get full text

Bioenergetics and Evolutionary Genetics: Opportunities for New Synthesis by Watt, Ward B.

“…Bioenergetics, the study of energy flow through living systems, may be helpful in the study of evolutionary genetics, at least for those loci concerned with…”
Get full text

Females' choice of "good genotypes" as mates is promoted by an insect mating system by Watt, W.B, Carter, P.A, Donohue, K

“…Can animal mating systems result in the choice of mates carrying genotypes that are otherwise favored by natural selection? This question is addressed by…”
Get full text

Pteridine Components of Wing Pigmentation in the Butterfly Colias eurytheme by WATT, WARD B

Get full text

Thermoregulatory strategies in Colias butterflies: thermal stress and the limits to adaptation in temporally varying environments by Kingsolver, J.G, Watt, W.B

“…As a case study of adaptive strategies in temporally varying environments, thermoregulation in three populations of Colias butterflies along an elevation…”
Get full text

Power and Efficiency as Indexes of Fitness in Metabolic Organization by Watt, Ward B.

“…Bioenergetics, the study of energy flow through organisms, is a useful context for the evolutionary studies of metabolic organization. The far-from-equilibrium…”
Get full text