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Biology, 22.06.2019 17:00
Which of the following terms would bb represent in an organism? a.phenotype b.genotype c.genetics
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Biology, 22.06.2019 21:00
Brass gets discoloured in air because of the presence of which of the following gases in air? a. oxygen b. hydrogen sulphide c. carbon dioxide d. nitrogen
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Biology, 22.06.2019 21:00
Some steps in cell division are shown below: 1. chromosomes condense and pair up 2. segments of dna of sister chromatids twist and cross 3. exchange of dna occurs between chromosomes 4. four daughter cells are created that are haploid which of the following steps is least likely to occur during meiosis 1?
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Biology, 22.06.2019 22:30
"does stress during a woman's first trimester of a pregnancy affect the infant's birth weight? " is a
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Earth’s axis passes through the north and south poles. it takes earth 24 hours to rotate once around...
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