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 _____.​

Matching Answer the following questions by matching each term with the most appropriate description. Some choices may be used more than once. -built the first precise model of DNA that implied its method of replication

The connection point of two sister chromatids is called the _____.​

The most common source of DNA mutation is _____; however, these mistakes are typically corrected.​

Body cells of human males contain _____.​

Which base(s) pair(s) with cytosine?

Short, single strands of nucleotides that serve as attachment points for DNA polymerase are called _____.

In DNA replication, which type of molecule is a primer?

When two adjacent bases in the same strand of DNA dimerize (form a covalent bond between them), what happens to the DNA?

Which technique did Rosalind Franklin use to determine many of the physical characteristics of DNA?

How many chromosomes are present in human somatic cells?​

Using the diagram, indicate the molecule that functions at each step in DNA replication -DNA ligase

In the final stage of SCNT, a(n) _____ is used to cause the foreign cell to fuse with, and empty its contents into, the cytoplasm of the egg.

Each DNA strand serves as a _____during DNA synthesis.

Body cells of human females contain _____.​

The addition of methyl groups to DNA by chemicals in tobacco can cause DNA to _____.​

Answer the following questions by matching each term with the most appropriate description. -process by which a cell duplicates its DNA before it divides

What is the spontaneous process by which the base pairing occurs between two strands of DNA?

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

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