Biology, 14.02.2020 19:55 bhopainting
Suppose that species 1, 2, and 3 are closely related to one another. If you sequence a gene and find 10 nucleotides where these species differ from each other, you can use such data to estimate the distance between them. The nucleotide bases at these sites are
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Biology, 21.06.2019 15:00
6. in the dna double helix, how are the two strands of dna held together? a. chemical bonds between base pairs hold the two strands of dna together. b. hydrogen bonds between the base pairs hold the two strands of dna together. c. hydrogen bonds between sugar groups and phosphate groups hold the two strands of dna together. d. chemical bonds between sugar groups and phosphate groups hold the two strands of dna together.
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Biology, 22.06.2019 05:10
7. describe two strategies that parents can use to cope with stress. 8. describe the three types of childcare available to families. 9. what can parents do to be more involved in their children's education at home and at school? 10. which factors should a parent consider when choosing a childcare option?
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Biology, 22.06.2019 05:40
Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion
Answers: 2
Suppose that species 1, 2, and 3 are closely related to one another. If you sequence a gene and find...
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