Question 1

Which of the following best illustrates the concept of emergent properties in biological systems?

Accepted Answer

A functioning heart formed by the coordinated action of muscle, nerve, and connective tissues

Question 2

Which statement correctly describes the relationship between structure and function in biology?

Accepted Answer

Structure determines function, and analyzing structure can provide clues about biological roles

Question 3

Which of the following is NOT one of the five unifying themes of biology?

Accepted Answer

Homeostasis

Question 4

A scientist is studying the cycling of matter and flow of energy in a forest ecosystem. Which unifying theme of biology is most directly being investigated?

Accepted Answer

Energy and Matter

Question 5

Which of the following statements about cells is TRUE?

Accepted Answer

Prokaryotic cells lack membrane-enclosed organelles

Question 6

Which domain of life includes organisms that are mostly single-celled and classified into several groups?

Accepted Answer

Domain Eukarya (Protists)

Question 7

The Central Dogma of Molecular Biology describes the flow of genetic information. Which sequence correctly represents this process?

Accepted Answer

$$DNA \rightarrow RNA \rightarrow Protein$$

Question 8

Which of the following is a correct example of reductionism in biological research?

Accepted Answer

Analyzing the function of a single enzyme isolated from a cell

Question 9

Which of the following best describes the role of DNA in cells?

Accepted Answer

DNA encodes information for building proteins and directs development

Question 10

A researcher is comparing the genomes of two plant species to study evolutionary relationships. Which field of biology does this research best represent?

Accepted Answer

Genomics

Question 11

Which of the following is a property shared by all living organisms?

Accepted Answer

Response to environmental stimuli

Question 12

Which statement about the three domains of life is correct?

Accepted Answer

Eukarya includes plants, animals, fungi, and protists

Question 13

Which of the following is an example of an emergent property at the ecosystem level?

Accepted Answer

The cycling of nutrients among organisms and the environment

Question 14

Which process is responsible for the transmission of heritable information from parent to offspring?

Accepted Answer

Cell division

Question 15

Which of the following best describes the difference between prokaryotic and eukaryotic cells?

Accepted Answer

Eukaryotic cells have membrane-bound organelles; prokaryotic cells do not

Question 16

Which of the following is a direct application of systems biology?

Accepted Answer

Modeling the interactions between genes, proteins, and metabolic pathways in a cell

Question 17

Which of the following is a correct statement about gene expression?

Accepted Answer

Gene expression is the process by which information in a gene is used to synthesize a functional protein

Question 18

Which of the following is the correct order of biological organization from smallest to largest?

Accepted Answer

Molecules, Organelles, Cells, Tissues, Organs, Organisms, Populations, Communities, Ecosystems, Biosphere

Question 19

Which of the following is a function of proteins encoded by genes?

Accepted Answer

Catalyzing biochemical reactions

Question 20

A mutation changes the sequence of nucleotides in a gene. Which of the following is the most likely consequence?

Accepted Answer

The protein encoded by the gene may have altered structure and function

Chapter One: Evolution, the Themes of Biology, and Scientific Inquiry – Study Notes

Study Guide - Practice Questions

Study Guide - Flashcards