$$\text{DNA} \rightarrow \text{RNA} \rightarrow \text{Protein}$$

Question 1

Which of the following is NOT a characteristic of living organisms?

Accepted Answer

They do not respond to stimuli

Question 2

Which statement best describes homeostasis in humans?

Accepted Answer

Homeostasis is the process by which organisms maintain a relatively constant internal environment

Question 3

A scientist observes that a plant bends toward sunlight. Which characteristic of life does this best illustrate?

Accepted Answer

Response to stimuli

Question 4

Which of the following is the correct sequence of the central dogma of molecular biology?

Accepted Answer

$$	ext{DNA} ightarrow 	ext{RNA} ightarrow 	ext{Protein}$$

Question 5

Which of the following is NOT an essential feature of a cell?

Accepted Answer

It can reproduce independently of all other cells

Question 6

Why are viruses not considered the smallest living organisms?

Accepted Answer

Viruses cannot harness energy from the environment

Question 7

Which of the following best describes the process of evolution?

Accepted Answer

The change in frequency of traits in populations and species over time

Question 8

In a controlled experiment, what is the main purpose of the control group?

Accepted Answer

To serve as a baseline for comparison

Question 9

Which of the following is an example of an organism adapting to its environment?

Accepted Answer

A cactus developing thick stems to store water in a desert

Question 10

Which level of biological organization comes directly after 'organelles'?

Accepted Answer

Cells

Question 11

Which of the following best describes the scientific method?

Accepted Answer

A cyclical process involving observation, hypothesis, experimentation, and conclusion

Question 12

Which experiment disproved the idea of spontaneous generation by showing that maggots only appear in meat when flies can access it?

Accepted Answer

Francesco Redi's meat and jar experiment

Question 13

Which of the following is an example of a hypothesis?

Accepted Answer

The batteries are dead, so the flashlight does not work

Question 14

Which of the following is a correct statement about scientific theories?

Accepted Answer

They are supported by a broad range of observations, experiments, and data

Question 15

Which of the following is an example of deductive reasoning in biology?

Accepted Answer

Predicting that all organisms are made of cells, so a newly discovered organism should have cells

Question 16

Which of the following is the dependent variable in an experiment testing the effect of fertilizer on plant growth?

Accepted Answer

Growth of the plant (e.g., height or biomass)

Question 17

Which of the following best describes the role of DNA in living organisms?

Accepted Answer

It stores and transmits genetic information

Question 18

Which of the following is a source of energy for living organisms?

Accepted Answer

The sun and chemical compounds

Question 19

Which of the following is NOT a step in the scientific method?

Accepted Answer

Ignoring data that does not fit the hypothesis

Question 20

Which of the following best explains why the theory of evolution is considered the unifying concept of biology?

Accepted Answer

It explains the diversity and unity of life through changes in populations over time

Chapter 1: Evolution, the Themes of Biology, and Scientific Inquiry

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