Answers: 3
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, 21.06.2019 21:30
Kelly ran electricity though a sample of water using electrolysis. the water changed into two gases, x and y. it was not possible to break down the gases x and y into simpler particles.
Answers: 3
Biology, 22.06.2019 06:30
The energy required to vaporize a certain amount of a substance is greater than the amount of energy necessary to raise the temperature of the same amout of that substance by 1 degreee celcius
Answers: 2
Biology, 22.06.2019 07:30
Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables
Answers: 3
Which letter in Figure 1 represents meiosis? Why?
Which letter in Figure 1 represents mitosis? Why...
Biology, 21.01.2020 12:31
Biology, 21.01.2020 12:31
Mathematics, 21.01.2020 12:31
Mathematics, 21.01.2020 12:31
Mathematics, 21.01.2020 12:31
Mathematics, 21.01.2020 12:31
Mathematics, 21.01.2020 12:31
Mathematics, 21.01.2020 12:31
Mathematics, 21.01.2020 12:31
Mathematics, 21.01.2020 12:31
Mathematics, 21.01.2020 12:31