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Questions in biology

[Answered] Read the summary of an online article. Answer the question that follows. Environmentalist Dr. Stocks monitored and tracked the issues facing the bald eagle population in the United States. Their shrinking population is largely due to overhunting, habitat destruction, and pesticide use. What is the text structure of this essay? A. Cause and effect B. Chronological C. Description D. Sequence

[Answered] Which part of the muscle does the term 'insertion' refer to? A. The end that moves during muscle contraction. B. The tendon attaching muscle to bone. C. The end that remains stationary during contraction. D. The muscle belly itself.

[Answered] The _____ is the base of the brainstem. A. thalamus B. medulla C. cerebellum D. reticular formation

[Answered] Which of the following would most likely NOT be a part of feces? A. bacteria B. sloughed-off gastrointestinal cells C. fiber D. sucrose

[Answered] Many scientists have argued that this point in human history marks the onset of Earth's sixth mass extinction event. What is the suspected cause of this current mass extinction? A. Volcanoes B. Humans C. Ice ages D. Asteroids

[Answered] Go to the CDC flu website, which contains information about the flu’s symptoms, spread, and vaccination information. Clicking the box About Flu will take you to a new page, with flu season categories highlighted on the left. Use the information in this section to write a statement of one to two paragraphs that answers the following questions.

[Answered] Which structure of the eye refracts, or changes, the direction of light rays after they enter the eye? A. Pupil B. Sclera C. Cornea D. Choroid

[Answered] 78. Which of the following is a vestigial organ? a) Wings of Pigeon b) Wings of Ostrich c) Wings of Butterfly d) Patagium of bat 79. Which of the following phylum is heemacoelomate? a) Respiration b) Digestion c) Excretion d) Osmoregulation

[Answered] Which of these is NOT a product of the citric acid cycle? A. [tex]$NADH + H ^{+}$[/tex] B. acetyl CoA C. ATP D. [tex]$FADH _2$[/tex] E. [tex]$CO _2$[/tex]

[Answered] Your brain is not involved in regulating different aspects of personality and bodily functions. a) true b) false