What's the difference between crab and shark?

Crab


Definition:

  • (n.) One of the brachyuran Crustacea. They are mostly marine, and usually have a broad, short body, covered with a strong shell or carapace. The abdomen is small and curled up beneath the body.
  • (n.) The zodiacal constellation Cancer.
  • (a.) A crab apple; -- so named from its harsh taste.
  • (a.) A cudgel made of the wood of the crab tree; a crabstick.
  • (a.) A movable winch or windlass with powerful gearing, used with derricks, etc.
  • (a.) A form of windlass, or geared capstan, for hauling ships into dock, etc.
  • (a.) A machine used in ropewalks to stretch the yarn.
  • (a.) A claw for anchoring a portable machine.
  • (v. t.) To make sour or morose; to embitter.
  • (v. t.) To beat with a crabstick.
  • (v. i.) To drift sidewise or to leeward, as a vessel.
  • (a.) Sour; rough; austere.

Example Sentences:

  • (1) A total of 202 cultures of yeasts were isolated and characterized from king crab and Dungeness crab meat.
  • (2) King crabs (Family Lithodidae) are among the world's largest arthropods, having a crab-like morphology and a strongly calcified exoskeleton.
  • (3) Sarcomas (fleshy tumors) were distinguished from carcinoma (crab leg tumors) at the time of Hippocrates.
  • (4) In a second series, crabs were repeatedly exposed during training to a light pulse (CS) immediately followed by shock (UCS), and after a 6-h rest interval, tested with either CS-UCS or UCS.
  • (5) No blood group polymorphism was revealed by testing bonnet macaque red cells with isoantisera produced in rhesus monkeys (M. mulatta) and in crab-eating macaques (M. fascicularis).
  • (6) These findings provide ultrastructural correlates of the electrophysiological changes produced by glycerol treatment of the closer muscle of the ghost crab (Papir, 1973), namely, interference with excitation-contraction (e-c) coupling.
  • (7) A clottable protein, named coagulogen, was highly purified from the amoebocyte lysate of Japanese horseshoe crab (Tachypleus tridentatus) by a method similar to that used for the lysate of Limulus polyphemus amoebocytes.
  • (8) The carbon dioxide solubility coefficient, alphaCO2, and the apparent carbonic acid dissociation constants, K'1 and K'2 were estimated in the serum of the crab Carcinus maenas at various temperatures and ionic strengths.
  • (9) Two forms of cytochrome P-450 (P-450MC1 and P-450MC2) were purified from liver microsomes of crab-eating monkeys (Macaca irus) treated with 3-methylcholanthrene (MC).
  • (10) Electrical activity recorded intracellularly from peptidergic neurosecretory terminal dilatations in the sinus gland of crabs (principally Cardisoma guanhumi and C. carnifex) is described.
  • (11) Isolated muscle fibers from the motor legs of the crab Trichodactilus dilocarcinus were submitted to strong hyperpolarizing currents of varied intensities which produced tension during the current pulse.
  • (12) The amino acid sequence of troponin C obtained from horseshoe crab, Tachypleus tridentatus, striated muscle was determined by sequence analysis and alignments of chemically and enzymatically cleaved peptides.
  • (13) C.subimmaculatus was closely associated with a particular substrate and the presence of burrowing crabs.
  • (14) Our studies in crab-eating macaques indicate that presence in a mother's serum of potent antibodies reactive for red cells for her fetus will not necessarily cause erythroblastosis; in one case the maternal antibodies did not penetrate the placental barrier, and in two cases although the fetal red cells were maximally antibody-coated, they remained undamaged and the disease failed to develop.
  • (15) A 40-day adaptation of crabs to the freshened sea water results in an increase of maximal activity of Na,K-ATPase, but does not affect the enzyme affinity for ATP, Na+, K+, Mg2+ and ouabain, as well as its cooperative properties.
  • (16) When crab meat was ingested, none of these four arsenic species were observed at elevated levels until the urine was heated in 2N NaOH.
  • (17) Clots were allowed to form in samples of whole blood taken from the American horseshoe crab, Limulus polyphemus, in the absence and presence of dansylcadaverine (16), and were analyzed for their contents of N epsilon(gamma-glutamyl)lysine and gamma-glutamyl-dansylcadaverine.
  • (18) The experiments were performed on in vitro X-organ sinus gland neurosecretory systems from the eyestalk of the crab Cardisoma carnifex.
  • (19) On the upper reaches of the Cross River from the region around Mamfe and extending as far as the Nigerian fronter at Ekok, the crabs were infected exclusively with P. uterobilateralis.
  • (20) When the crabs Cancer antennarius and Petrolisthes cinctipes were in seawater (SW), amiloride (10(-4) M) reduced NH3 efflux by approximately 33 and 60%.

Shark


Definition:

  • (v. t. & i.) Any one of numerous species of elasmobranch fishes of the order Plagiostomi, found in all seas.
  • (v. t. & i.) A rapacious, artful person; a sharper.
  • (v. t. & i.) Trickery; fraud; petty rapine; as, to live upon the shark.
  • (v. t.) To pick or gather indiscriminately or covertly.
  • (v. i.) To play the petty thief; to practice fraud or trickery; to swindle.
  • (v. i.) To live by shifts and stratagems.

Example Sentences:

  • (1) In 1986, Bill Heine erected a 25ft sculpture of a shark falling through the roof of his terraced house in Oxford .
  • (2) I had loan sharks turning up at the training ground when I was at Ipswich [2011-13].
  • (3) Although small amounts of AFP are synthesized by sharks in the liver, the greatest site of synthesis is actually the stomach, with smaller amounts synthesized in the intestinal mucosa; no synthesis was observed in the shark yolk sac.
  • (4) The findings can be summarized as follows: (1) The effective concentration of SDS for termination of shark tonic immobility (an immediate and fast response) was close to its critical micellar concentration in sea water (70 microM).
  • (5) Little, if anything, is known about shark litter sizes, making it very difficult to conserve this species.
  • (6) Normal shark plasma contains numerous natural antibodies reactive with a variety of antigens, including the target employed.
  • (7) 5) The SC-binding site is present on high molecular weight immunoglobulin in species as primitive as the nurse shark.
  • (8) Microfinance has clearly deviated from its original goal , it’s given rise to “its own breed of loan sharks,” as Yunus says.
  • (9) Sequence identities of sea turtle GH to other species of GH are 89% with chicken GH, 79% with rat GH, 68% with blue shark GH, 58% with eel GH, 59% with human GH, and 40% with a teleostean GH such as chum salmon.
  • (10) In contrast to dogfish sharks, stringrays with high spinal transections do not locomote.
  • (11) The spiracular organ is a tube (skate) or pouch (shark) with a single pore opening into the spiracle.
  • (12) Statistical tests were carried out on the results of chemical analysis for total mercury concentrations of replicate samples of muscle tissue of school shark Galeorhinus australis (Macleay) and gummy shark Mustelus antarcticus Guenther from six independent analytical laboratories.
  • (13) I would like it to always look as fresh as the day I made it, so part of the contract is: if the glass breaks, we mend it; if the tank gets dirty, we clean it; if the shark rots, we find you a new shark."
  • (14) That would eliminate a shark because they have cartilage, and on that basis it was likely one of the billfish."
  • (15) The perceived immunity of sharks to cancer has led to their slaughter to harvest the allegedly curative cartilage ; not only is this no good for sharks, it's no good for humans either.
  • (16) The shark GH isolated from pituitary glands by U. J. Lewis, R. N. P. Singh, B. K. Seavey, R. Lasker, and G. E. Pickford (1972, Fish.
  • (17) The rest, drowning in credit card debts – and remember the predatory interest rates some cards charge – or surrounded by loan sharks, will have to fend for themselves.
  • (18) There is a huge disconnect between the Wonga management's view of these services and the view from beyond its headquarters, where campaigners against the rapidly growing payday loan industry describe them as " immoral and unjust " and " legal loan sharks ".
  • (19) The N-terminal 19 amino-acid residues of IP-1 of trout CNS- and P0 of frog PNS myelin were sequenced and proved to be homologous on one hand with the P0 analogue of CNS of the shark, a cartilage fish, and on the other hand with P0 protein of PNS of birds and mammals.
  • (20) Labour's competition and consumer affairs spokeswoman, Stella Creasy, has been given special responsibility to lead a campaign against abuses by legal loan sharks, Miliband said.