What's the difference between breed and null?

Breed


Definition:

  • (v. t.) To produce as offspring; to bring forth; to bear; to procreate; to generate; to beget; to hatch.
  • (v. t.) To take care of in infancy, and through the age of youth; to bring up; to nurse and foster.
  • (v. t.) To educate; to instruct; to form by education; to train; -- sometimes followed by up.
  • (v. t.) To engender; to cause; to occasion; to originate; to produce; as, to breed a storm; to breed disease.
  • (v. t.) To give birth to; to be the native place of; as, a pond breeds fish; a northern country breeds stout men.
  • (v. t.) To raise, as any kind of stock.
  • (v. t.) To produce or obtain by any natural process.
  • (v. i.) To bear and nourish young; to reproduce or multiply itself; to be pregnant.
  • (v. i.) To be formed in the parent or dam; to be generated, or to grow, as young before birth.
  • (v. i.) To have birth; to be produced or multiplied.
  • (v. i.) To raise a breed; to get progeny.
  • (n.) A race or variety of men or other animals (or of plants), perpetuating its special or distinctive characteristics by inheritance.
  • (n.) Class; sort; kind; -- of men, things, or qualities.
  • (n.) A number produced at once; a brood.

Example Sentences:

  • (1) The Department of Herd Health and Ambulatory Clinic of the Veterinary Faculty (State University of Utrecht, The Netherlands) has developed the VAMPP package for swine breeding farms.
  • (2) Angus (A), Charolais (C), Hereford (H), Limousin (L), and Simmental (S) breeds were included in deterministic computer models simulating integrated cow-calf-feedlot production systems.
  • (3) Affected dogs were from ten breeds and their average age was eight years.
  • (4) History contains numerous examples of government secrecy breeding abuse.
  • (5) Over the same period, breeding in drums dropped from 14%-25% to 4.7%, even though the drums were not treated or covered.
  • (6) The results of this study suggested that there are differences in hormone concentrations that are related to size rather than being the result of differences in physiological maturity of different breeds of cattle.
  • (7) Heart rates were obtained simultaneously from FM radio transmitters and heart rate monitors externally mounted on unanesthetized and unrestrained mixed-breed goats.
  • (8) The major plasma lipoprotein of both breeds was high density lipoprotein (HDL) with some low density lipoprotein (LDL) and no very low density lipoprotein (VLDL).
  • (9) The genetic management of the African green monkey breeding colony was discussed in relation to the difference in distribution of phenotypes of M and ABO blood groups between the parental (wild-originated) and the first filial (colony-born) populations.
  • (10) On land, the pits' stagnant pools of water become breeding grounds for dengue fever and malaria.
  • (11) A model is proposed for the study of plant breeding where the self-fertilization rate is of importance.
  • (12) Urea was determined by means of diacetyl monoxim in the blood cells of 80 cockerels of the initial breed White Leghorn, commercial hybrid Primant.
  • (13) Beyond 20 mo, weights were adjusted to a constant condition score within breed of sire.
  • (14) A comparative study was performed for isoelectric and electrophoretic spectra blood serum albumin of parental breeds of chickens and their heterosis hybrids --broiler cocks.
  • (15) A higher ratio of excitatory to inhibitory neurotransmitter amino acids was always found in all the CNS regions studied in the aggressive breed.
  • (16) Bactrian camels (63 female female, 8 male male) were used in the breeding season to determine the factors that will induce ovulation.
  • (17) All the flies were collected from a breeding site inside an abandoned cement building.
  • (18) In Chinese Meishan pig embryonic mortality appears relatively low compared to European breeds.
  • (19) Thanks to the groundbreaking technology and heavy investment of a new breed of entertainment retailers offering access services, we are witnessing a revolution in the entertainment industry, benefitting consumers, creators and content owners alike.” ERA acts as a forum for the physical and digital retail sectors of music, and represents over 90% of the of the UK’s entertainment retail market.
  • (20) Experimentally, the newborn and juvenile matured white A breeded mice of both sexes were used.

Null


Definition:

  • (a.) Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless.
  • (n.) Something that has no force or meaning.
  • (n.) That which has no value; a cipher; zero.
  • (v. t.) To annul.
  • (n.) One of the beads in nulled work.

Example Sentences:

  • (1) Measurements of acetylcholine-induced single-channel conductance and null potentials at the amphibian motor end-plate in solutions containing Na, K, Li and Cs ions (Gage & Van Helden, 1979; J. Physiol.
  • (2) DR(+) cells, however, showed no change in percentage and a lesser drop in absolute numbers, suggesting an increase with advancing disease of DR(+), Ig(-) null cells, which may represent immature B cell precursors.
  • (3) In this report we describe an improvement upon the design by Stanton and Lightfoot for a simple photographic null method to determine the kVp of a diagnostic region x-ray source.
  • (4) At least two (Rh null and the McLeod type) are responsible for congenital hemolytic disorders.
  • (5) (2) Sequences of brightness steps of like polarity (either increments or decrements) elicit positive and negative motion-dependent response components when mimicking motion in the cell's preferred and null direction, respectively.
  • (6) The analysis also involved statistical tests of a modified null hypothesis, the generation of confidence intervals (CIs) and a meta-analysis.
  • (7) The null potential of both responses became more and less negative with a decrease and an increase, respectively, in the extracellular potassium concentration.
  • (8) The null mutation of algR was generated in a mucoid derivative of the standard genetic strain PAO responsive to different environmental factors.
  • (9) Endoneurial fluid pressure (EFP) was recorded by an active, servo-null pressure system after a glass micropipette was inserted into rat sciatic nerve undergoing wallerian degeneration.
  • (10) In thymo-deprived mice (nude mice and B mice) the percentage of null cells increases during the stage of regeneration, and B mice develop a large number of Ig +-bearing cells.
  • (11) Alkaline phosphatase activity was elevated in the lymphocytes from T-CLL, cord blood and tonsils and the blast cells from Null-ALL.
  • (12) Analysis of ldlA cells has identified three classes of mutant alleles at the ldlA locus: null alleles, alleles that code for normally processed receptors that cannot bind LDL, and alleles that code for abnormally processed receptors.
  • (13) Putative null sup-38 mutations cause maternal-effect lethality which is rescued by a wild-type copy of the locus in the zygote.
  • (14) Null cells of patients with hypoplastic anemia did not produce erythroid colonies under any culture conditions.
  • (15) Comparison of simulated versus actual inheritance data demonstrates that the so-called null structural alleles actually produce functional globins.--The genetic controls in Peromyscus may be analogous to those in primates.
  • (16) A null zone and associated sudden phase-reversal of RSA were observed in stratum lucidum of CA3.
  • (17) When the stimulus is placed at a position approximately 80 degrees dorsal to the eye axis, there is no response; this area is called the null region.
  • (18) Northern blot analysis showed that Adh-1 mRNA was synthesized at wild-type levels in immature seeds of the null mutant, but dropped to 25% in mature seeds.
  • (19) Two tumours were null cell adenomas with PIs less than 0.1 and 0.2%.
  • (20) Thus this methodology offers the potential to study naturally occurring ADH electromorphs and null alleles independent of enzymatic activity assays.