Exam 1: An Introduction to Biology

Biologists use nomenclature or the binomial to provide each species with a unique scientific name. Our species is called Homo sapiens. The first word refers to which taxonomical grouping?

New species evolve from pre-existing species by the accumulation of

A defining characteristic that distinguishes prokaryotic and eukaryotic organisms is the lack of cell structure in one versus the other.

All of the chemical reactions used to break down nutrients and build up components within the body are collectively known as

Many people at a wedding ceremony represent which level of organization?

The grouping or classification of species is termed

The simplest structure shared among all living organisms is the

Which Kingdom of organisms is most noted for its ability to carry out photosynthesis?

All living organisms respond and adjust to their environments. The process through which this occurs is called

Which of the following is True of a genetic mutation?

Which of the following is LEAST likely required for the digestion of a meal?

Polypeptides (proteins) are composed of amino acids as ________ are composed of DNA.

The process by which organisms maintain a stable internal environment in the face of a fluctuating external environment is called

The effects of a genetic mutation are always limited to simply a change in DNA sequence with little consequence on the proteins expressed.

Which level of organization is required for all others to form?

Which of the following are components of molecules?

Which of the following is generally more complex than the others?

Which of the following is likely NOT a common feature shared among all living organisms?

A variety of finch species within the Hawaiian Islands have acquired different types of beaks needed for utilizing specific food resources. The process by which these different species of finches came about is likely to have involved

We maintain a fairly constant body temperature despite exposures to different seasons or external temperatures. This is achieved through our capacity to