Exam 1: Introduction to Biological Concepts and Research

The pages of your textbook consist mainly of material made by multicellular, photosynthetic organisms that function as producers in ecosystems. These organisms belong to the kingdom ____.

Applied researchers conduct their work to ____.

Scientific theories are of fundamental importance in science. Explain the difference between the term "theory" as employed in science versus "theory" as employed in everyday language.

The lowest level of biological organization that can survive and reproduce is the ____.

The information in DNA is copied into molecules of ____.

All of the populations of different organisms that live in the same place form a(n) ____.

Inheritance is the process by which genetic information is ____.

Bacteria and protozoans ____.

The process by which producers harness electromagnetic energy and convert it into chemical energy is cellular respiration .

Protists do not constitute a kingdom because they do not share a unique common ancestor.

What is the correct order of the basic steps of the scientific method?

Living systems have the capacity to detect environmental changes and compensate for them through controlled responses. This is possible because living systems have ____.

Every population of animals has an age structure, a graphical representation of the distribution of age groups within the population. While each individual in a population has a specific age, individuals themselves do not have an age structure. Age structure is therefore an example of a(n) ____ property.

The example of an adaptation provided by the rock pocket mice illustrates the observation that genetic differences often develop between individuals .

Which term describes a community and the nonliving environmental factors with which it interacts?

A researcher in a lab finds a microscopic organism that is a producer. Populations of this organism are found in extreme environments (e.g., hot springs). The researcher will correctly identify this organism as belonging to the domain ____.

Bulldogs have been bred to have such a large head size that they can no longer give birth naturally. The process by which these dogs changed over time is called ____.

Which group would be considered a community?

An experimental approach in which scientists make observations about the natural world, develop tentative explanations about what they observe, and then test those explanations by collecting more information, is referred to as ____.