Biology, 30.09.2019 07:30 GreenHerbz206
Which types of rocks are used in radiometric dating? a. igneous only c. sedimentary or metamorphic b. igneous or sedimentary d. igneous or metamorphic
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Biology, 22.06.2019 10:20
The function of the excretory system is to control homeostasis and
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Biology, 22.06.2019 15:40
Which kind of mutation has occurred when the codon for an amino acid is changed to a stop codon? a. a silent mutation b. a missense mutation c. a frameshift mutation d. a nonsense mutation
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Biology, 23.06.2019 00:30
Many birth-control pills release a constant amount of synthetic estradiols and progesterone for 21 days, followed by 7 days when no hormones are ingested. which of the following statements most accurately describes the effects of birth-control pills? -birth-control pills maintain constant levels of estrogens and/or progesterone so there is no surge in lh and ovulation does not occur.-birth-control pills inhibit the development of the uterine lining so implantation of a fertilized oocyte cannot occur.-birth-control pills maintain constant levels of estrogens and/or progesterones and mask the release of the oocyte from the follicle.-the 7 days with no hormones does not allow a thick enough uterine lining to form so a fertilized oocyte cannot implant.
Answers: 2
Which types of rocks are used in radiometric dating? a. igneous only c. sedimentary or metamorphic...
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