subject
Biology, 16.09.2019 22:10 jacksoneaton

Claytonia virginica is a woodland spring herb with flowers that vary from white to pale pink to bright pink. this plant is primarily pollinated by a bee that prefers pink flowers to white flowers. claytonia with pink flowers have greater relative fruit set than claytonia with white flowers. nevertheless the percentage of different flower colors remains stable in the study population from year to year. which of these statements might explain this observation? a) the white flowers have evolved pollinator resistanceb) reproductive success does not affect evolution in this speciesc) there are repeated mutations for white flowers in this speciesd) flower color is not heritable but is instead environmentally determinede) fitness is primarily determined by fruit set in this species

ansver
Answers: 2

Another question on Biology

question
Biology, 22.06.2019 05:30
Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.
Answers: 1
question
Biology, 22.06.2019 10:30
Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.
Answers: 1
question
Biology, 22.06.2019 13:40
The term facultative anaerobe refers to an organism that
Answers: 2
question
Biology, 22.06.2019 17:30
Mr. j, age 42, is a construction worker in las vegas. he recently noticed that a mole on his face seemed to be getting larger and darker. at first he did not worry because he was in the sun a lot and assumed the change may have been caused by sunburn. after a month, not only was the mole larger and darker, but it appeared to be “bumpy.” his doctor diagnosed a malignant melanoma skin cancer following biopsy of the nevus. mr. j reports pain in his right shin that does not go away when he puts his feet up or sleeps. discussion questions 1. relate mr. j’s skin changes to the warning signs for malignant melanoma. (see malignant melanoma.) 2. discuss the normal progression of this malignancy. what is the significance of the bone pain that mr. j is experiencing? (see malignant melanoma.) 3. discuss the treatment available for this patient and the prognosis for recovery. (see malignant melanoma.)
Answers: 3
You know the right answer?
Claytonia virginica is a woodland spring herb with flowers that vary from white to pale pink to brig...
Questions
question
Mathematics, 20.11.2020 21:30
question
Mathematics, 20.11.2020 21:30
question
Mathematics, 20.11.2020 21:30
question
Social Studies, 20.11.2020 21:30
question
English, 20.11.2020 21:30
question
Spanish, 20.11.2020 21:30
question
Mathematics, 20.11.2020 21:30
Questions on the website: 13722363