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

Question 1

Which property of life is best illustrated by the sunflower's spiral pattern in the first image?

Accepted Answer

Order

Question 2

In the second image, which process is represented by the step where the DNA sequence is used to create an RNA molecule?

Accepted Answer

Transcription

Question 3

What does each branch point represent in the evolutionary tree shown in the third image?

Accepted Answer

A common ancestor from which descendant species diverged

Question 4

Which of the following best describes an emergent property?

Accepted Answer

A property that arises from the arrangement and interaction of parts within a system

Question 5

Which of the following is NOT one of the seven properties of life?

Accepted Answer

Photosynthesis

Question 6

Which domain contains organisms with eukaryotic cells?

Accepted Answer

Eukarya

Question 7

Which of the following best explains why energy flow in an ecosystem is described as 'one-way'?

Accepted Answer

Energy is lost as heat at each trophic level and cannot be recycled

Question 8

Which of the following is an example of negative feedback regulation in biology?

Accepted Answer

Blood glucose regulation by insulin

Question 9

Which of the following statements about scientific hypotheses is correct?

Accepted Answer

A hypothesis must be testable and falsifiable

Question 10

Which of the following best describes the difference between quantitative and qualitative data?

Accepted Answer

Quantitative data are numerical and can be graphed; qualitative data are descriptive and observed

Question 11

Which of the following is a correct sequence for the flow of genetic information in a cell, as shown in the second image?

Accepted Answer

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

Question 12

Which of the following is NOT a characteristic of a scientific theory?

Accepted Answer

It is a guess with little supporting evidence

Question 13

Which of the following is an example of evolutionary adaptation?

Accepted Answer

A pygmy seahorse camouflaged to match coral

Question 14

Which of the following best describes the role of feedback regulation in biological systems?

Accepted Answer

It helps maintain homeostasis by adjusting processes in response to changes

Question 15

Which of the following is a correct statement about the unity and diversity of life?

Accepted Answer

All living organisms share a common genetic code, but have evolved diverse forms and functions

Question 16

Which of the following is an example of a controlled experiment?

Accepted Answer

Testing the effect of coat color on mouse predation by keeping all other variables constant

Question 17

Which of the following best describes the difference between the movement of energy and chemicals in an ecosystem?

Accepted Answer

Energy flows one-way through an ecosystem, while chemicals cycle within it

Question 18

Which of the following is a correct example of positive feedback?

Accepted Answer

Blood clotting amplifying the response to injury

Question 19

Which of the following is NOT a requirement for a hypothesis to be considered scientific?

Accepted Answer

It must be proven true

Question 20

Which of the following best describes the process of natural selection as proposed by Darwin?

Accepted Answer

Individuals with advantageous traits are more likely to survive and reproduce, passing those traits to the next generation

General Biology Chapter 1 Study Guidance: Evolution, Themes, and Scientific Inquiry

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