Question 1
Red muscle appears that way due to the presence of
◦ hemoglobin.
◦ iron.
◦ myoglobin.
◦ ATP.
◦ glucose.
Question 2
Red muscles are designed to contract
◦ quickly.
◦ quickly and for short periods.
◦ slowly.
◦ slowly for short periods.
◦ slowly for long periods.