Answer:the decline of lichens is an important indicator of an imbalance in the ecosystem. this research can help system ecologists predict how pollution will affect the entire ecosystem
Explanation:
Answer:
The nervous system has two main parts:
The central nervous system is made up of the brain and spinal cord.
The peripheral nervous system is made up of nerves that branch off from the spinal cord and extend to all parts of the body.
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In a dichotomous key you named then by their traits while in a branching diagram it already has the name and it's traits.
Answer:
Explanation:
Firstly, let us break down the components:
A cilia is a hair-like structure positioned on a tissue for locomotive purposes
Epithelium is a type of tissue
Therefore, a ciliated epithelium is a kind of tissue that contains hair-like structures called cilia for locomotion. They can be found in our respiratory tracts lining, the fallopian tube of human females, brain etc. where they mainly perform the function of moving particles.
They help move foreign particles like dust from our respiratory tracts, they help move the egg from the ovary to the uterus of women, they also move cerebral spinal fluid in the brain.
Ciliated epithelium contains goblet cells, that secretes mucous to provide the moist medium for locomotion
Answer:
first third one Bb and the last one BbEe
Explanation:
