21. on first attachment is secondary succession
22. is the degree of variation of life....
genetic, species or ecosystem within a specific area, system or planet
23. the last one is wrong = )
Answer:
4. The cell has chloroplasts to turn sunlight into food
<span>The best way to avoid running aground
is to ensure that you have a good understanding of your environment. This can be
achieved by gaining familiarity with locations of shallow water and learning to
read a chart to determine one’s position and the level of water</span>
The ER comes in two different morphological forms: smooth ER and rough ER