Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Chapter 50, Problem 8TYK
Summary Introduction
Introduction: Different light-absorbing pigment molecules are present in the photoreceptors that are involved in the light detectors. Common developmental genes are shared by the photoreceptors of
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Chapter 50 Solutions
Study Guide for Campbell Biology
Ch. 50 - List and describe the four functions common to all...Ch. 50 - Prob. 2IQCh. 50 - Label the parts in the following diagram of the...Ch. 50 - Label the parts of the human eye in the following...Ch. 50 - The receptive field of a ganglion cell includes...Ch. 50 - Prob. 6IQCh. 50 - Identify the components in the following diagram...Ch. 50 - a. Identify the three distinct types of skeletal...Ch. 50 - List an advantage and a disadvantage of each of...Ch. 50 - a. Which mode of locomotion is the most energy...
Ch. 50 - Prob. 1SYKCh. 50 - Prob. 2SYKCh. 50 - Prob. 3SYKCh. 50 - Prob. 1TYKCh. 50 - Prob. 2TYKCh. 50 - Prob. 3TYKCh. 50 - Prob. 4TYKCh. 50 - Prob. 5TYKCh. 50 - Prob. 6TYKCh. 50 - Prob. 7TYKCh. 50 - Prob. 8TYKCh. 50 - The eyes of individuals with achromatopsia contain...Ch. 50 - Which of the following structures is incorrectly...Ch. 50 - Prob. 11TYKCh. 50 - The absorption of light by rhodopsin in a rod cell...Ch. 50 - Prob. 13TYKCh. 50 - Prob. 14TYKCh. 50 - Prob. 15TYKCh. 50 - Prob. 16TYKCh. 50 - The role of ATP in muscle contraction is to a....Ch. 50 - How does calcium affect muscle contraction? a. It...Ch. 50 - Prob. 19TYKCh. 50 - Prob. 20TYKCh. 50 - Prob. 21TYKCh. 50 - Prob. 22TYKCh. 50 - Prob. 23TYKCh. 50 - Which of the following combinations of animal size...
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- Which of the following is TRUE about cone cells? a. The three types of cones that humans have are called Q-cones, R-cones, and S-cones b. There are no cones at all in areas important for peripheral vision c. There are more cones than rods in areas of the retina that are important for peripheral vision d. There are no cones where the optic nerve leaves the eyeballarrow_forwardWhen you exit a dark room into a brightly lit environment, within seconds, you to see a crisp view of your surroundings. However, when you enter a dark room from a brightly lit environment, your eyes might take more than 10 minutes to become used to the new surroundings. Your eyes are waiting for: a. the rods to begin to function b. the cones to begin to function c. the pupils to get smallerarrow_forwardAnswer the following questions in reference to the five eye structures listed below. This structure is found in the compound eyes of insects but not in the eyes of vertebrates. a. cornea Cephalopods use this structure to produce a sharply defined, detailed image. b. lens C. camera eye vThis structure forms the transparent front of the eye. d. ommatidium This structure primarily acts to focus light waves. This structure acts to maintain the shape of the eye and to transmit light e. vitreous body to other structures.arrow_forward
- Vision is a complex process. The human eye has many structures that contribute to vision. Which of the following statements describing the structures involved in the process of vision is NOT correct? a. Ciliary muscles change the shape of the lens to focus both near and distant objects. b. The cornea and lens bend light to focus the image on the retina. c. The iris relaxes and contracts to protect the retina from excess light. d. Lenses move forward or backward to control the amount of light striking the retina.arrow_forwardThis image is of the very back of the eye. Light would be coming in from the left towards the right side. WHich label indicates the photo receptor rod and cone cells? A. middle layer, red and green B. rods and cones are not in this image, they are much closer to the front of the eye ball C. far right side, purple and yellow D. far left side, grayarrow_forwardRegarding the sensation of various species, which of the following statements is false? A. The eyes of honeybees transduce parts of the electromagnetic spectrum that are invisible to humans B. Bats ears transduce sound waves that humans cannot hear C. Research has shown that the human eye transducers all of the electromagnetic spectrum to the brain, but the brain is unable to perceive it. D. Sharks have special organs that can sense the bioelectric fields of other living thingsarrow_forward
- Fill in the blanks: The two most common visual pigments (photosensitive pigments) of insects are ______and metarhodopsin. These pigments are contained in the regions of the ommatidium called the _____, which consists of "brush-like" fringes of microvilli that run the full length of the inside surface of each _____. which are the sensory neurons of the ommatidium. The _____ of the ommatidium is composed of the corneal lens and the crystalline cone.arrow_forwardWhen you begin to move up or down in an elevator, you can still sense that you are moving even though there are no visual cues. Which sensory organ would be most responsible for detecting this? a. Merkel cells b. Pacinian corpuscles c. Otolith organs d. Semicircular canalsarrow_forwardThe transduction process of converting light into neural signals sent to the central nervous system involves which of these steps? A. Bipolar Cells collect signals from Rods and Cones. B. The Optic Nerve carries signals about light from the Lateral Geniculate Nuclues to the Retinal Ganglion Cells. C. Retinal Ganglion Cells relay information to Rods and Cones. D. Light that reaches the eyes passes first through the Retina which focuses that light onto the Cornea.arrow_forward
- Which one of the following statements about photoreception is true? a. Light detection is initiated by the absorbance of light (a photon) by a photopigment molecule. b. Light detection is synonomous with vision. c. Light detection is always initiated in a rod photoreceptor located in the retina. d. Only light in the visible range (between 400 and 700 nm wavelength) can be detected by animals. e. None of the above answer choices (neither A, nor B, nor C, nor D) is true.arrow_forwardWhich of the following rows correctly identifies the structure involved in amplifying sound waves? Select one: a. Number Structure 5 Eustachian tube b. Number Structure 7 Auditory Nerve c. Number Structure 6 Cochlea d. Number Structure 4 Ossiclesarrow_forwardWhich of the following best describes hearing receptor “hair cells”? a. They are neurons. b. They lack ion channels. c. They are epithelial, but function like neurons. d. They are built of the protein keratin.arrow_forward
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