Biology, 17.03.2020 21:29 jordanrose98
In those parts of equatorial Africa where the malaria parasite is most common, the sickle-cell allele constitutes 20% of the β hemoglobin alleles in the human gene pool.
Considering the overall human population of the U. S. mainland at the time when the slave trade brought large numbers of people from equatorial Africa, what was primarily acting to change the frequency of the sickle-cell allele in the overall U. S. population?
Answers: 1
Biology, 22.06.2019 06:40
Which term describes a normal value for something in the body? a.homeostasis b.set point c.feedback loop d.integration center
Answers: 1
Biology, 22.06.2019 15:00
Which of the following must be true for a fossil organism to be useful as an index fossil? a. the fossil organism must be widespread geographically. b. the fossil organism must be abundant. c. the fossil organism must be limited to a short span of geologic time. d. all of the above.
Answers: 1
In those parts of equatorial Africa where the malaria parasite is most common, the sickle-cell allel...
Mathematics, 24.10.2020 02:30
Mathematics, 24.10.2020 02:30
Computers and Technology, 24.10.2020 02:30
Mathematics, 24.10.2020 02:30
Biology, 24.10.2020 02:30
English, 24.10.2020 02:30
Mathematics, 24.10.2020 02:30
Biology, 24.10.2020 02:30
Health, 24.10.2020 02:30