Answer:Sclerenchyma
Explanation:Sclerenchyma is thick walled dead lignified cells, they are hard and elastic. The sclerenchyma cells are divided into two groups namely fibers and sclereids. Sclerenchymatous fibers are branched/unbranched, long, hard, pointed cells with tapering ends, thick walls, and narrow lumen.
Answer:
Homology is evidence Divergent Evolution
Explanation:
When we study DNA sequences from different species, we conclude that all the living organisms have been arise from a single common ancestor and due to homology between different species, it is also concluded that organisms now-a-days are a result of Divergent Evolution from a single common ancestor.
When a ray passes<span> from air into glass the </span>direction<span> in which the </span>light<span> ray is traveling </span>changes<span>. ... This bending of a ray of </span>light<span> when </span>passes from one substance<span> to </span>another substance<span> is called refraction. Hope this helps!!!</span>
Answer:
C. release of neurotransmitters
Explanation:
The action potential is an explosion of electrical activity that is created by a depolarizing current. This means that some event (a stimulus) causes the resting potential to move toward 0 mV. When the depolarization reaches about -55 mV a neuron will fire an action potential.