Answer:
We can easily find out the beginning point of the line by using dot representation. When it comes to position vector, it expresses the exact position of certain object from the starting point of the coordinate system. The vector is a straight line that has a certain end which is fixed to its body.
Answer:
C
Explanation:
Due to the erosion of soils, no trees to protect the ground from drying out.
You didn’t show the models but Prokaryotes are unicellular organisms that lack organelles or other internal membrane-bound structures. Here is a picture. I hope it helps
Answer:
Explanation:
Cells generate energy from the controlled breakdown of food molecules. ... View Terms of Use molecules that other cells rely on for the energy required to sustain growth, metabolism, ... proteins that span the cell membrane permit specific molecules into the cell, Figure 2: Cells can incorporate nutrients by phagocytosis.