Answer:
exoskeleton
Explanation:
An exoskeleton is the hard outer covering that supports and protects some animals without backbones.
Hope this helped!!!
Answer:
YOUR ANSWER IS
Explanation:
to use a hand on method to develop an understanding of the mechanisim of meiosis using an organisum
1. Coal.
2. how much carbon dioxide is emitted by each source.
3. how to maximize the use of clean sources of energy.
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Answer:
True
Explanation:
The scala vestibuli contain perilymph in which there is a domination of Na+ ion which is K+ in endolymph. endolymph has domination of K+ because they have very large potential as compared to perilymph this is also called endocochlear potential . there is a potential difference of about 150 mV across the stereocillary membranes that drive cations through mechanotransduction channels
Protons: positive
neutrons: no charge
electrons: negative
