Answer:
Carbohydrates, proteins, and nucleic acids are built from small molecular units. The small molecular units are called monomers
Explanation:
I'm not really sure if that was what you were looking for, but I remember learning this in biology. I'm sorry if this doesn't help.
Answer:
1. emigration the movement of people from one place to another
2. immigration a situation in which resources are being used up at a faster rate than they can be replenished
3. migration the leaving of one's homeland to settle in a new place
4. overpopulation the movement of people to a new country
5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population
Explanation:
Those are the five invertebrate groups in the animal family tree
<span>REM sleep is a period of sleep where your eyes move rapidly (Rapid Eye Movement). After a period of REM sleep, your body experiences 5 to 15 minute periods of non-REM sleep. During this lighter sleep it is much easier for you to be awakened. There are different periods of REM sleep which can last from 10 minutes to one hour. The longer you sleep, the longer the REM period will last. This cycle will occur on average every 90 minutes.</span>
Answer:
B. The diffusion of oxygen into the cells
Explanation:
