The heart works as
A. One pump
B. Two pumps...
Answers: 3
Biology, 21.06.2019 16:30
Average annual precipitation and are the two major features that define the biomes on earth.
Answers: 1
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 03:00
Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.
Answers: 1
Biology, 22.06.2019 08:00
Explain why biological control methods are generally environmentally superior to chemical pest control methods.
Answers: 1
Computers and Technology, 23.09.2019 17:10
Mathematics, 23.09.2019 17:10
Biology, 23.09.2019 17:10
Geography, 23.09.2019 17:10
Chemistry, 23.09.2019 17:10
Computers and Technology, 23.09.2019 17:10
Computers and Technology, 23.09.2019 17:10