Male widow birds can have short, medium, or long tails. However, females are attracted to widow bird with longer tails. The problem is that longer tails make it harder for the male widow bird to fly and avoid predators. A group of explorers capture a group of widow birds and relocate them to another island. This island also has many resources but has many predators. Which graph below represents the expected allele frequencies of the widow birds tails after several decades? Explain your answer.
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Biology, 22.06.2019 09:30, Messick127
What is the difference between a scientific hypotheses and a scientific theory?
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Biology, 22.06.2019 09:30, zahwaahmaf
Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.
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Biology, 22.06.2019 12:10, MIAkwicc39
What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.
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Male widow birds can have short, medium, or long tails. However, females are attracted to widow bird...
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