It is a helpful bacteria.
There are two category of cell wall type and this are Gram-Positive and Gram Negative. The characteristic of the two is as follows;
Gram-Positive
Acidic polysaccharides on surfaces
Appears purple when stained
Thick peptidoglycan layer
<span>No porin proteins
</span>
Gram-Negative
Outer liposaccharide layer
Appears pink when stained
Thin peptidoglycan layer
<span>Has porin proteins</span>
Trachea i believe is the answer
Answer:
composed of ground substance and fibers
Explanation:
The extracellular matrix of connective tissue is composed of ground substance and fibers. In ordinary connective tissue, the ground substance consists mainly of water. The principal fiber type is collagen (the most abundant protein in the body), with elastic fibers as a minor element.
Answer:
cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere.
Explanation: