Answer B: I just took the test
<span>Flexor and extensor muscles work antagonistically to operate the joint.
Flexor and extensor muscle work in the different direction. This will be called antagonist muscle because their force will cancel each other. It is important to have antagonist muscle because muscle could only shorten, thus could only move the body in one direction. Having two antagonist muscle will allow 2 moving direction</span>
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membrane proteins
In facilitated diffusion, molecules diffuse across the plasma membrane with assistance from membrane proteins, such as channels and carriers
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Comparative anatomy is the study of the similarities and differences in the structures of different species. Similar body parts may be homologies or analogies. Both provide evidence for evolution.
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these are some ways how
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Support local farms. Regularly buying from small local farmers at stands or markets helps to keep dollars in the local economy and supports agricultural efforts to conserve biodiversity. ...
Save the bees! ...
Plant local flowers, fruits and vegetables. ...
Take shorter showers! ...
Respect local habitats. ...
Know the source!