Shelter belts prevent topsoil loss because
they conform to the shape of hills
tre...
Answers: 2
Biology, 22.06.2019 03:00
Which statement best describes the relationship between an allele and a gene? question 1 a. an allele is a variation of a gene that can be expressed as a phenotype. b. an allele is the part of a gene that attaches to messenger rna molecules. c. an allele is a segment of a dna molecule that controls replication of a gene.
Answers: 3
Biology, 22.06.2019 06:30
What kind of bond is created by the attraction between atomic particles of opposite charge? ionic bond hydrogen bond covalent bond nuclear bond
Answers: 1
Biology, 22.06.2019 15:30
Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos
Answers: 3
Mathematics, 30.12.2019 07:31
Mathematics, 30.12.2019 07:31
Mathematics, 30.12.2019 07:31
Mathematics, 30.12.2019 07:31
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English, 30.12.2019 07:31
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English, 30.12.2019 07:31
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History, 30.12.2019 07:31