Biology, 23.02.2021 14:00 hairyears3394
Students began a study of 30 guppies small fish during a school year. At the beginning of the year, half the guppies were blue and half were yellow. As the year went by, the guppies reproduced. By the end of the year, there were 50 guppies and 90% were blue. What are the four descriptions that explain how natural selection affected the blue guppies in this study?
Answers: 3
Biology, 21.06.2019 16:30
Which best explains why viruses do not have special structures or enzymes that allow them to make their own food? viruses can use energy in living cells that they infect. viruses can replicate inside a host that they infect. viruses can cause contagious illnesses in host cells. viruses integrate their rna or dna into infected cells.
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Biology, 22.06.2019 13:10
Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow
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Biology, 23.06.2019 03:00
Consider this microscopic image of bacteria, which bacterial form is shown in the image?
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Biology, 23.06.2019 04:00
This is the total number of genes of every individual in an interbreeding population
Answers: 3
Students began a study of 30 guppies small fish during a school year. At the beginning of the year,...
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