A bundle of muscle fibers is called a ____________ and is surrounded by the ____________. 

What must bind to the cross bridge for myosin to disconnect from the actin molecule?

Precipitation reactions are best classified as which type of reaction?

Sodium reacts with fluorine to form sodium fluoride. What mass of sodium fluoride forms from the complete reaction of 14.5 g of fluorine with enough sodium to completely react with it? 2Na(s) + F2(g)→ 2 NaF(s)

Glucose can easily diffuse across the phospholipid bilayer.

It is well documented that active maternal smoking during pregnancy is associated with lower-birth-rate babies. Researchers wanted to determine if there is a relationship between paternal smoking habits and birth weight. Birth weights for the babies (in grams) of nonsmoking mothers were obtained and divided into two groups: nonsmoking fathers and smoking fathers. Computer software was used to generate the boxplots shown. ​ Which of the following statements about birth weight and paternal smoking is correct?

Choose the correct statement below:

Find the area of the triangle. If necessary, round the answer to two decimal places.

ADVANCED CONCEPTS A patient prescribed to take the oral contraceptive with the brand name Ortho Tri-Cyclen asks whether she should stop taking the pill for the 10 days that her husband is out of town on business. What is your best advice?

Consider the binary trie below. Nodes in gray represent stored prefixes.   What prefix is found by looking up 0*? What prefix is found by looking up 100*? What prefix is found by looking up 11*? What prefix is found by looking up 101*?