Chapter 1

________are the smallest units of all substances. a. Atoms b. Molecules c. Cells d. Organisms

The smallest unit of life is the ________. a. atom b. molecule c. cell d. organism

By sensing and responding to change, organisms keep conditions in the internal environment within ranges that cells can tolerate. This process is called ________.

DNA________. a. guides form and function b. is the basis of traits c. is transmitted from parents to offspring d. all of the above

A process by which an organism produces offspring is called ________.

________is the transmission of DNA to offspring. a. Reproduction b. Development c. Homeostasis d. Inheritance

A butterfly is a(n) ________(choose all that apply). a. organism b. domain c. species d. eukaryote e. consumer f. producer g. prokaryote h. trait

A bacterium is ________ (choose all that apply). a. an organism b. single-celled \(c,\) an animal d. a eukaryote

A control group is ________. a. a set of individuals that have a certain characteristic or receive a certain treatment b. the standard against which an experimental group is compared \(c\) the experiment that gives conclusive results

Fifteen randomly selected students are found to be taller than 6 feet. The researchers concluded that the average height of a student is greater than 6 feet. This is an example of ________. a. experimental error b. sampling error c. variable d. indisputable

Science addresses only that which is ________. a. alive b. observable \(c .\) variable d. indisputable

Which of the following statements can be falsified? a. All of the fish in Lake Michigan are brown. b. French cheese is the tastiest. c. Homeopathic remedies work only if you believe in them.

Match the terms with the most suitable description. ________data ________probability ________species ________theory ________prediction ________producer ________hypothesis ________life a. if-then statement b. unique type of organism c. emerges with cells d. testable explanation e. measure of chance f. time-tested hypothesis g. makes its own food h. scientific results