Answer:
veins because they carry low pressured blood due to which there is more chance for backward flow of blood and to prevent that they contain valves.
<em>hope</em><em> </em><em>it</em><em> </em><em>helped</em><em> </em><em>uh</em><em>.</em><em>.</em>
Answer:
co2
Explanation:
co2 is the start of the cycle and it goes through the cycles to be extracted and added to the sugar.
Generalized anxiety disorder is a psychiatric disorder, which means something is wrong in the brain. It is a common problem, and it is characterized by persistent or excessive worrying. There are notable gender differences in the condition. Women who had history of generalized anxiety disorder face more risk of having other disorders such as bulimia, another anxiety disorder, or depression. Studies show that generalized anxiety disorders are more common in women than in men. In short, generalized anxiety disorder is a bad news for women since they suffer the most.
<span> Gravitational forces are only attractive but electromagnetic forces are both attractive and repulsive.</span> Because magnetic force has negative and positive charges, it can be both attractive and repulsive. Gravity affects objects at a distance, but the attraction weakens as the objects get farther apart.
3. The answer is false, because protons are positive and electrons are negative. If there are more protons than electrons, then the atom would be positively charged.
The answer is false.
4. The answer is true, because if the number of protons and electrons are the same, then the charges would cancel out, leaving the atom negative.
The answer is true.
I hope this helps. :)