Exam 1: Introduction to Genetics

Archeological evidence indicates that the earliest domestication of plants and animals occurred within the past 2000 years.

Name the bases in DNA and their pairing specificities.

A fundamental property of DNA's nitrogenous bases that is necessary for the double-stranded nature of its structure is ________.

Once produced,a transgenic plant or animal can be patented.

Early in the twentieth century,Walter Sutton and Theodor Boveri noted that the behavior of chromosomes during meiosis is identical to the behavior of genes during gamete formation.They proposed that genes are carried on chromosomes,which led to the basis of the ________.

Compare and contrast nonenzymatic and enzymatic proteins.

Complementation in a genetic sense refers to the polymerization of nucleotides in DNA.

What does the term genetics mean?

List the two relatively complex processes in which genetic information is converted into functional products.

Why did deCODE select Iceland for its ambitious research project?

In 1996,a cloning experiment produced the sheep named Dolly.Contrary to the more traditional method of cloning by embryo splitting,Dolly was produced by which procedure?

Many species have two representatives of each chromosome.In such species,the characteristic number of chromosomes is called the ________ number.It is usually symbolized as ________.

The immediate product of transcription is ________.

According to Charles Darwin,animals and plants have remained unchanged since their appearance on Earth.

What is the precise change in amino acid content between normal hemoglobin and sickle-cell hemoglobin?

The various characteristics of organisms that result from their genetic makeup are collectively referred to as an organism's ________.

Organisms that are well understood from a scientific standpoint and are often used in basic biological research are called ________.

What is meant by the term gene?

Name two individuals who provided the conceptual basis for our present understanding that genes are on chromosomes.

What is meant by the term genetic code?