Answer:12
Explanation:its the only one under 18
Answers –
1. Macroeconomics
2. Economic cycle
1. Macroeconomics refers to the study of the whole economy and how it behaves. It is a branch of the field of economics which carefully examines various economy-wide phenomena like, inflation, price levels, national income, GDP (gross domestic product), growth rate, and changes in unemployment.
2. The time from one economic peak to another economic peak is called the economic cycle. Like a roller coaster ride, the economic cycle is more or less like a behavioral pattern in the economy that consist of both growing and shrinking phases
<span>Enzymes, special kinds of proteins, move up the DNA, breaking the rungs</span>
Answer:yes
Explanation:
Ion pumps are assemblies of integral membrane proteins, like ion channels, that modulate ion transport into and out of a cell or organelle, leading to generation of electrical signals. Ion pumps, however, work against their concentration gradient, so require energy input, but the energy can also be derived from the concentration gradient of another ion.
The parts of the circulatory system include the heart, the lungs, and all the veins and arteries.