21). Actin filaments contain ATPase enzymes to split ATP to release energy for muscle contractions.

35). Which of the following energy forms is used to directly power muscle contraction?

4).  Match the following to its correct medical terminology.  sarco- refers to…..

13).  Match the correct connective tissue to it’s correct function. 

20). Thin filaments = 

Perform the indicated operation.   (2x – 5)(3x – 4)

Perform the indicated operation. For your answer, only provide the constant term in the answer.  Example: if your answer is 4×2 + x – 7, then just type “-7” as your answer.   (x – 3)3 – (7×3 + x2 + 5x – 8) + (2x – 1)2

Perform the indicated operation.   (4x – 7)2

Perform the indicated operation.   (x + 6)(x3 + 3x – 8)

Which of the tubes shown here should be drawn first in the order of draw?