Exam 7: Dna Structure and Function

In the Hershey-Chase experiments, _____ accumulated at a greater rate inside the bacterial cells, indicating that the bacteriophage that infected the bacteria had recently _____.

If a DNA molecule was a spiral staircase, what would the steps of the staircase be?

DNA replication is a ____ process.

Hybridization of DNA is _____ and is driven entirely by _____.

DNA was first described by _____ in 1869.

Rosalind Franklin died from ovarian cancer at the age of 37. Her cancer was probably caused by DNA mutations that arose from _____.

If an error is made during replication that is not caught by DNA polymerase, the most likely is that _____.

What does DNA ligase do?

Butterflies Butterflies are diploid organisms. In these animals, the sex of an individual is determined by Z and W chromosomes. Use this information to answer the following question. Which chromosomes are carried by a normal male butterfly?

Somatic cell nuclear transfer (SCNT) is a reproductive cloning method in which _____.

From DNA X-ray diffraction data, it was determined that _____.

The image of an individual's complement of chromosomes arranged by size, length, shape, and centromere location is called a(n) _____.

In the technique of embryo splitting, _____.

Which of the following female organisms contain two different sex chromosomes?

In order to visualize the DNA for a karyotype, _____.

What is the effect of ionizing radiation on DNA?

Trakr, the Ground Zero hero dog, was cloned in the hope that _____.

In DNA molecules, _____.

In animal cells, ____ is/are usually a one-way path.