If someone told you they had a career in either ecology, paleontology, or botany, what area of science is this? Question 2 options: astronomy biology physics chemistry

When a substance changes into a different substance what change has occured

Which of the following is not a nanoscale object? An enzyme A xenon atom A muscle cell A water molecule

The decomposition reaction is: (a.) A+B - - > AB (b.) AB+CD--> A+B (d.) none of the above

A student left a sealed jar of water outside her home. Water can be a solid, liquid, or gas. When she put it outside, the water was a solid. Twelve hours later, the water had changed phase and was a liquid. What happened to the water molecules?1.

Writing Wrap Up. A student says that "ALL DNA codes for proteins." Do you think this is true? Include in your answer evidence from the simulation and your reason why you think this is so.

Fossil fuels are considered useful to humans because they are

Which organelles are unique to plant cells? chloroplasts mitochondria vacuoles nuclei

An atom that has 13 protons and 15 neutrons is an isotope of the element? How can I count it?

Which element is nuclear fusion least likely to produce? hydrogen, which has an approximate mass of 1 chlorine, which has an approximate mass of 35 argon, which has an approximate mass of 39 silicon, which has an approximate mass of 28 I know the

How deep does the surface current known as the Gulf Stream go A. 3,000 meters B. 3 meters C. 300 meters