Biology · Support and Movement
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The thick filaments, in a myofibril of muscles, are made of ________.
- A
Myoglobin
- B
Myosin
- C
Actin
- D
Haemoglobin
Option A, myoglobin, is a heme-containing protein found in muscles that binds to oxygen, which it supplies to muscle tissue. Option B, myosin, is the correct answer as it forms thick filaments in a myofibril. Option C, actin, forms thin filaments in a myofibril. Option D, haemoglobin, is the heme-containing protein found in red blood cells and serves to carry oxygen within the blood.
Option A, myoglobin, is a heme-containing protein found in muscles that binds to oxygen, which it supplies to muscle tissue.
Option B, myosin, is the correct answer as it forms thick filaments in a myofibril.
Option C, actin, forms thin filaments in a myofibril.
Option D, haemoglobin, is the heme-containing protein found in red blood cells and serves to carry oxygen within the blood.
Tagged under Biology · Support and Movement · 2019