77.       What evolutionary advantage is provided by meiosis?

86.       The protein coat of a virus is called the:

41.       The transfer of electrons from one compound to another is equivalent to _______________ transfer.

95.       At the base of the food web in aquatic ecosystem are:

79.       Persons having an XXY karyotype are nearly normal males but produce few or no sperm. They have __________ syndrome.

82.       Zea mays is the scientific name of the corn plant. Zea is the __________ name.

A replication fork:

36.       A bottle of perfume is opened on the opposite side of the room and within minutes you begin to smell the perfume. This phenomenon is a classic example of:

66.       A Barr body in a mammalian female cell represents:

24.       Which of the following statements best explains the differences between RNA and DNA?