A female zebra finch reared by a father with a red feather taped to his head will select a mate with a similar ornament over an unornamented male. What are plausible ultimate explanations for this behavior (i. e., why it occurs in the context of natural selection)?1.Zebra finches are able to perceive ornamentation on other birds.2.A female zebra finch learns to recognize suitable mates by observing her father.3.A female zebra finch that chooses a mate that resembles her father is more likely to reproduce successfully.
Answers: 2
Biology, 22.06.2019 08:30
What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons
Answers: 1
Biology, 22.06.2019 11:00
Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.
Answers: 1
Biology, 22.06.2019 16:30
Abiology teacher asks students to give examples of genetic variations that support the idea that changes in a population’s environment affect genetic variation. which is the least supportive example? a.changes in genetics in human populationsb.antibiotic resistance in bacteria populationsc.pesticide resistance in garden insectsd.changes in the color of the peppered moth population in england
Answers: 1
A female zebra finch reared by a father with a red feather taped to his head will select a mate with...
Mathematics, 19.05.2021 17:50
Mathematics, 19.05.2021 17:50
Mathematics, 19.05.2021 17:50
Social Studies, 19.05.2021 17:50
Mathematics, 19.05.2021 17:50
Mathematics, 19.05.2021 17:50
History, 19.05.2021 17:50
Mathematics, 19.05.2021 17:50