sperm

How To Use sperm In A Sentence

• We've moved from imagining a little homunculus lurking in the sperm to one hiding in the genome.
• Up to this point Ishmael has told us a good deal about the great sperm whale.
• A delectable path, for example, runs up behind the cemetery, bordered by butterfly orchids and lithospermum and aristolochia and other plants worthy of better names; it winds aloft, under shady chestnuts, with views on either side. Alone
• [12] The spermatozooids of certain plants can be strongly attracted towards a pipette which is filled with malic acid -- crowding around and into it with avidity. Darwin, and After Darwin (Vol. 1 and 3, of 3) An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions
• The percentages of aneuploid bone marrow leukocytes were higher than those of aneuploid sperm for the two upper THH dose groups and for the positive control group.
• Handa and Autar Mattoo, a research plant physiologist with the U.S. Department of Agriculture's Agricultural Research Service and collaborator in the research, had shown earlier that polyamines such as spermidine and spermine enhance nutritional and processing quality of tomato fruits. RedOrbit News - Technology
• Clonal progeny may be produced by stolons, runners, rhizomes, tubers, buds on bulbs, corms and roots, layering of stems, and agamospermous seed.
• The testicles are glands that produce sperm and the hormone testosterone.
• The microbicides are also effective as a form of contraception, because they act as both a spermicide and a barrier preventing fertilisation.
• While hibernation during the winter is found in a few arctic mammals such as the Arctic ground squirrel (Spermophilus parryii), most homeothermic animals are active throughout the year. General characteristics of arctic species and their adaptations in the context of changes in climate and ultraviolet-B radiation levels