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madisonraynor_ madisonraynor_
wrote...
Posts: 507
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5 years ago
Where is calcium stored in muscle fiber cells?
 
  a. T-tubules
  b. sarcoplasmic reticulum
  c. muscle fibre cell membrane
  d. mitochondria
  e. sarcomeres

Question 2

In tropical seas, dinoflagellates are the most common source of ____________________, light produced by a living organism.
 
  Fill in the blank(s) with correct word
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Replies
wrote...
5 years ago
Answer to q. 1

b

Answer to q. 2

bioluminescence
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