Biological Science (6th Edition)
6th Edition
ISBN: 9780321976499
Author: Scott Freeman, Kim Quillin, Lizabeth Allison, Michael Black, Emily Taylor, Greg Podgorski, Jeff Carmichael
Publisher: PEARSON
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Chapter 41, Problem 16PIAT
PROCESS OF SCIENCE Why did the researchers compare relative gut length instead of absolute gut length?
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A scientist dissects a new species of animal. If the animal’s digestive system has a single stomach with an extended small intestine, to which animal could the dissected specimen be closely related? a. lion b. snowshoe hare c. earthworm d. eagle
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The evolution of jaws was a novel adaption that allowed organisms to process larger particles of food.
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- When reptiles after their behavior in order to help control their body temperature, what characteristic of living organisms is being shown?arrow_forwardIn the ancestral condition the gas bladder ______. is located dorsally and has no connection to the gastrointestinal tract is located ventrally and is connected to the gastrointestinal tract by a tube is located ventrally and has no connection to the gastrointestinal tractarrow_forwardBirds do not have teeth. Do you think they have adaptations to processing different types of food, comparable to the diversity seen in mammals? If so, what might these adaptive differences be?arrow_forward
- modes of feeding you have heard about from animal kingdomarrow_forwardThe scientific method is the process that scientists use to find out new information. It involves a question, a hypothesis, a prediction, collecting data, and analyzing that data to make a conclusion. How would you use the scientific method to answer this question: Do mice live longer when they are fed high-sugar diets?arrow_forwardConsider the following image of the teeth in the lower jaw of select primates. What does the size and shape of teeth say about the diets of each primate?arrow_forward
- A single meal a day is enough to feed a cat. Is that premise a myth or a reality? why ? Place two research articles that prove it.arrow_forwardGive typing answer with explanation and conclusion Which of the following is the reason for existence of vestigial structures (useless parts of the body)? Question 5 options: A) They must have functioned in the near past. B) They must have functioned in similar organisms. C) They must have functioned in other organisms. D) They must have functioned in ancestral organisms.arrow_forwardWhat might have been some evolutionary pressures acting on animals that led to the internalization of digestive systems?arrow_forward
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