Biology, 20.03.2020 00:37 igotit1234
In a cohort study, starting the study by selecting a defined population before any of its members become exposed, rather than starting by selecting exposed and unexposed individuals, is an advantage because:
A. The study can be completed more rapidly
B. A number of outcomes can be staudied simultaneously
C. A number of exposure can be staudied simultaneouslyD. The study will cost less to carry out
E. A and D
Answers: 2
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Match with o for organic and i for inorganic for each compound
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Biology, 22.06.2019 12:00
The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.
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Biology, 22.06.2019 13:00
14) whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.
Answers: 2
In a cohort study, starting the study by selecting a defined population before any of its members be...
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