#Question id: 2685
#XL - T Zoology
There are about 3 billion chemical base pairs in human DNA. Approximately what percent of these base pairs actually code for genes?
#Question id: 18471
#XL - R Botany
Which of the following is not a method by which pathogens
affect the yield of crops?
#Question id: 2122
#XL - T Zoology
The inner (plasma) membrane of E. coli is about 75% lipid and 25% protein by weight. How many molecules of membrane lipid are there for each molecule of protein? (Assume that the average protein is Mr 50,000 and the average lipid is 750.)
#Question id: 2095
#XL - S Microbiology
Glycolipids and glycoproteins are especially abundant in the
#Question id: 359
#XL - Q Biochemistry
What is the concentration of OH− in a solution with an H+ concentration of 1.3 × 10^−4 M?