Answer:
Heating an atom excites its electrons and they jump to higher energy levels. When the electrons return to lower energy levels, they emit energy in the form of light.
Explanation:
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A I believe because cars produce a lot of gas contributing to global warming
Answer: Meristems contribute to both primary (taller/longer) and secondary (wider) growth. Explanation: Primary growth is controlled by root apical meristems or shoot apical meristems, while secondary growth is controlled by the two lateral meristems, called the vascular cambium and the cork cambium.
Explanation:
Two components that are very common and often found are:
1. Simple Enzymes which are called like this cause usually are composed of proteins. It is peptide bonds that linked the amino acids
2. Conjugated Enzymes. They <span>have two parts. The protein and non protein portion.
</span>Hope this helps you greatly
Answer:
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Explanation:
The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.
