Answer:There are four classes of macromolecules (polysaccharides or carbohydrates, triglycerides or lipids, polypeptides or proteins, and nucleic acids such as DNA & RNA). Carbohydrates and lipids are made of only carbon, hydrogen, and oxygen (CHO). Proteins are made of carbon, hydrogen, oxygen, and nitrogen (CHON).
Explanation:
Ok liquid is space out so they can move around but when you freeze the liquid example like water it will freeze into there compound shape so if you freeze it in a cup so the molecules will get closer to each other so it turns into a solid because solids molecules can’t move around and liquids can
Answer:
Earth is farthest away from the sun at the aphelion point which is 2 weeks following the June Solstice
Explanation:
<span>It's a proposition which states that the two species competing for the same resources cannot coexist if other ecological factors are constant. When one species has even the slightest advantage. One of them will always overcome the other one which will eventually lead to extinction of the other one.
Hope this helped!!</span>