Biology, 05.05.2020 01:53 buchmannhannah0
Study the population growth curve of three species of squirrels on an island. Red squirrels and gray squirrels have been the native species on the island for the past 1,000 years. The black squirrel is an invasive species. Invasive species aren’t native to the ecosystem. They move into an ecosystem because of natural changes or human intervention. In 2005, black squirrels entered this island. Red squirrels and black squirrels have identical food requirements, but gray squirrels eat different kinds of food. What’s the plausible reason for the population change? A. The red squirrel has no predators, and the black squirrel has many predators. B. The gray squirrel competes with the black squirrel for food. C. The black squirrel has no predators, and the red squirrel faces higher competition for resources. D. The black squirrel has many predators and faces tougher competition for resources. Reset Next
Answers: 1
Biology, 21.06.2019 22:00
Which statement best describes the relationship between an allele and a gene? question 1 options: an allele is a variation of a gene that can be expressed as a phenotype. an allele is the part of a gene that attaches to messenger rna molecules. an allele is a segment of a dna molecule that controls replication of a gene.
Answers: 3
Biology, 22.06.2019 05:50
Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi
Answers: 2
Biology, 22.06.2019 13:30
Methane gas created by a cows flatulence especially in a large herd is a greenhouse gas. true or false.
Answers: 2
Biology, 22.06.2019 16:30
Organize the following objects from lowest volume to highest volume
Answers: 2
Study the population growth curve of three species of squirrels on an island. Red squirrels and gray...
Computers and Technology, 12.10.2020 22:01
Social Studies, 12.10.2020 22:01
History, 12.10.2020 22:01
History, 12.10.2020 22:01
Mathematics, 12.10.2020 22:01
Mathematics, 12.10.2020 22:01
English, 12.10.2020 22:01
Mathematics, 12.10.2020 22:01
Mathematics, 12.10.2020 22:01
Mathematics, 12.10.2020 22:01
History, 12.10.2020 22:01
Mathematics, 12.10.2020 22:01
Mathematics, 12.10.2020 22:01
Mathematics, 12.10.2020 22:01
History, 12.10.2020 22:01
Spanish, 12.10.2020 22:01