So that it can protect exposed tissue, a layer of meristematic cells, cork cambium, or phellogen rises from the cortex.
Answer:
Option A. amphipathic molecules
Explanation:
Amphipathic molecules have both polar and non-polar parts which means they contain hydrophilic and hydrophobic regions in their structure.
These molecules are found in lipids. More specifically, phospholipids are considered as the fundamental building block of the cell membrane. They are arranged in a bi-layer having a hydrophilic head and hydrophobic tails to maintain the fluidity of the membrane.
Answer:
mice and humans share virtually the same set of genes
Explanation:
Almost every gene found in one species so far has been found in a closely related form in the other. Of the approximately 4,000 genes that have been studied, less than 10 are found in one species but not in the other.
B. It is rigid it is important becuase it keeps the plants structure and it allows the plant to stand upright.
It is not a fluid and because it is rigid it does not stretch.
It cannot be C. because the cell wall is made of cellulose and it is a non living maerial therefore it cannot be alive
They all keep our econemy healthy and clean.
