Which of the following respiratory systems is not closely associated with a blood supply? a. the lungs of a vertebrate b. the gills of a fish c. the tracheal system of an insect d. the skin of an earthworm
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BIO201 Class Notes Week 1 Lecture 1: *Syllabus reading no relevant information* Lecture 2: Chapter 2: Introduction to Biological Chemistry o All matter is composed of atoms comprised of protons, neutrons, and electrons o Atomic number=# of protons o Mass number=# of protons + # of neutrons o The outermost electron shell (valence shell) determines how the atom behaves o Chemical bond: the attractive force that links atoms together to form molecules
Textbook: Campbell Biology
Author: Jane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Robert B. Jackson
Campbell Biology was written by and is associated to the ISBN: 9780321775658. This textbook survival guide was created for the textbook: Campbell Biology, edition: 10. The full step-by-step solution to problem: 1 from chapter: 42 was answered by , our top Science solution expert on 03/09/18, 06:51PM. This full solution covers the following key subjects: . This expansive textbook survival guide covers 313 chapters, and 1466 solutions. Since the solution to 1 from 42 chapter was answered, more than 219 students have viewed the full step-by-step answer. The answer to “Which of the following respiratory systems is not closely associated with a blood supply? a. the lungs of a vertebrate b. the gills of a fish c. the tracheal system of an insect d. the skin of an earthworm” is broken down into a number of easy to follow steps, and 39 words.