Biology, 07.07.2019 10:00 gujaratif932
Calcium (ca) has an atomic number of 20. what is calcium's ground-state electron configuration? 1s21p61d101f2 1s21p62s22p63s23p2 1s22s22p63s23p64s2 1s22s22p63s23p63d2
Answers: 1
Biology, 22.06.2019 15:20
What is required in the genotype of an individual to show a recessive trait? a.two recessive alleles b.at least one recessive allele c.no recessive alleles
Answers: 2
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
Biology, 22.06.2019 16:00
Which of the following would involve looking at different structures of organisms and comparing how similar they are? a. vestigial structuresb. radiometric datingc. homologous structures
Answers: 1
Biology, 22.06.2019 16:30
What are the three different shapes, or structures, of carbon-based molecules
Answers: 2
Calcium (ca) has an atomic number of 20. what is calcium's ground-state electron configuration? 1s2...
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