<span>Carbohydrates are the group of macromolecules that serves as the main source of energy in living things. Carbohydrates store energy and it is the first resource depleted when energy is needed.</span>
Answer:
Gravity can cause erosion and deposition. Gravity makes water and ice move. It also causes rock, soil, snow, or other material to move downhill in a process called mass movement. Particles in a steep sand pile move downhill.
Explanation:
yes i m agree with that Pure substances include only single atoms made of one element.
in chemistry , a pure substance that has only one kind of atom and cannot be broken into two or more simpler substance by physical or chemical means is an element . for ex. gold , silver , iron etc
Hello Ecool, thank you for asking a question here on Brainly!
You Asked ➤ Certain species of ______ are now recognized as indicators of environmental pollution.
↴ OUR CHOICES ↴
A. Lichen
B. Mushroom
C. Yeast
D. None of the above
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ANSWER ➤A: Lichen
Explanation: Certain species of lichen are now recognized as indicators of environmental pollution because they have a chemical defense strategy in their habitat. Research has shown that half of lichen species will have some type of chemical that is antibiotic. Because of this, they are seen as indicates of environmental pollution.
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<em>- Qamar
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