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61 Their chromosomes can be seen through a microscope, and thousands of genes have been tracked down.

62 An extended arm supports the microscope head giving stability whilst allowing room for large boards to be examined.

63 Fantastic electron microscope images of objects looking very suggestively like fossilized living forms again captured the imagination of the world.

64 With the aid of a zoom binocular microscope, small-scale sedimentary structures, such as graded bedding,[www.Sentencedict.com] can be viewed.

65 He examined small grains on the surface of water through a microscope.

66 When the sheet is examined in the electron microscope filaments are seen to be localized at the upper surface.

67 These can only be discriminated in thin sections viewed under the microscope after they have been exposed to appropriate dyes.

68 Gedanken thought there must be something wrong with her eyesight - the strain of looking down the microscope.

69 In the microscope, the virus is monochromatic, and it is in stasis.

70 Well, the chromosomes condense, which is when they first become visible under the microscope.

71 For this the sore is gently scraped and any fluid that exudes can then be looked at under the microscope.

72 The microscope is perhaps the most widely used scientific instrument.

73 Each dot is made of many tiny tubes - much too small to see without a microscope.

74 Primitive streak stage embryos can also be manipulated using a dissecting microscope but the lower resolution makes such manipulations less precise.

75 Gingrich and the Democratic leaders who are now under the ethics microscope are unlikely to receive such kindly treatment.

76 These biopsies were later investigated in a light microscope to confirm a normal mucosa.

77 It was high time, he said, that the artist acquaint himself with the fantastic images of the microscope.

78 How to look through a microscope, operate the computer, propagate plants.

79 Mike Stewart's morphological methods, however, could go beyond those of light microscopy to that of the electron microscope.

80 They can thus be moved in any direction across the microscope stage.

81 While the characters flirt with each other in improbable configurations, love, marriage and money come under the microscope.

82 Programmable movements on a given slide are possible using the Olympus microscope controller with appropriate software.

83 This microscope can magnify an object up to forty times.

84 That is difficult to do by examining tumors under a microscope.

85 This stain is very valuable for its minute selectivity on a scale discernible with a petrographic microscope.

86 Young researchers take a drop of blood, smear it on a slide, stain it and check it under the microscope.

87 Locke's contemporaries marvelled at this human creation just as they marvelled at nature as seen through the microscope.

88 Even so, chromosomes are themselves long and thin and are not normally visible in the light microscope.

89 Manipulate the oviducts in a plastic Petri dish or glass cavity block on the heated stage of a binocular directing microscope.

90 If your microscope is built from a box with a transparent lid, the drop can be put directly on to the lid.