Answers: 2
Biology, 21.06.2019 20:00
After reading the paragraph below, answer the questions that follow. researchers have created a robot that has a very thin leg that is moved by cardiac (heart) cells contracting in unison. the robot, made of a polymer similar to that used in making contact lenses, is bathed in heart cells with supporting cells, which then attach to the robot and provide movement as they contract. all of the cardiac cells working together can cause the robot leg to move in a way that individual cells could not. this is an example of a. emergent properties of cells. b. energy flow through an ecosystem. c. adaptation. d. internal environment regulation.
Answers: 3
Biology, 22.06.2019 00:40
Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism
Answers: 2
Biology, 22.06.2019 02:50
Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above
Answers: 2
Biology, 22.06.2019 05:30
What are two ways that harvesting algae from the ocean may benefit human society? how might the harvest of algae negatively impact the ocean communities where that algae grows? how could this be prevented?
Answers: 2
scientifically charles darwin did not know about when studying variations in different species...
History, 25.01.2021 01:00
Mathematics, 25.01.2021 01:00
English, 25.01.2021 01:00
Mathematics, 25.01.2021 01:00
English, 25.01.2021 01:00
Mathematics, 25.01.2021 01:00
History, 25.01.2021 01:00
Chemistry, 25.01.2021 01:00
Mathematics, 25.01.2021 01:00
English, 25.01.2021 01:00