B is correct. A tendon will join a muscle to a bone, and a ligament joins a bone to another bone. I think of it this way, partly influenced by my biology teacher:
- The achilles tendon, at the back of your foot, clearly joins foot to calf muscle
- The word ligament comes from 'deligare' in Latin, which roughly means to tie together. A ligament 'ties' two bones together
I hope this helps
Answer: The nodes of Ranvier
Explanation: The speed of impulse conduction along an axon are increased by this.
Answer:
I think it's c (if y is chloroplasts)