Answer: forming a hypothesis
Explanation: When first stating something without forming an experiment you are forming a hypothesis.
Since all the blood vessels work together as a whole, the malfunction of one will be affected in a bad way that can stop the flow of oxygen in the blood to reach certain areas of the organism. It also puts at risk for heart attacks, heart failure and strokes and more.
The central veins in most leaves are in the middle, and stretch from their stem to the tip
The second one, I took the test already. And I got it right. But just negate it. Causijg more soil erosion.
Answer:
Because animals cannot produce energy directly from the sun, they must eat plants or other animals that eat plants, and acquire energy, either directly or indirectly, from glucose
Explanation: