What is the definition of energy?

a) melting, freezing, evaporating

b) the ability to create a new substance

c) the ability to work

d) anything that bring about change

What is the correct sequence of natural flowing water?

Which of the following statements is NOT true? a. Inbreeding and hybridization are opposite processes. b. A hybrid plant has all the characteristics of both its parents. c.

How many cells form at the end of Meiosis II and how many chromosomes do they contain?

A reaction in which the entropy of the system increases can be spontaneous only if it is exothermic.

What is the maximum water temperature allowed when having thawing food under running water?

Why is there controversy to the opinion that human contribution of carbon dioxide to the atmosphere is causing global warming? choose the answers that best fit Because the Earth goes through periodic cycles of cooling and warming.

Which is not true of lipids? They form structural parts of cell membranes. They supply cells with nitrogen. The carry fat-soluble vitamins to cells. They supply cells with energy.

Memory and learning take place in which area of the brain?

Wich pair of molecules both contain carbon atoms?

Which of the following statements is true? a. Hormones travel via specific pathways to specific cells, while electrical signals travel through the blood to all areas of the body. b.