BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Question
Chapter 28, Problem 13SA
Summary Introduction
Introduction:
Vitamins and other nutrients are required in varying amounts for the proper functioning of the body. The human body is not able to synthesize most of the vitamins by itself. So, these vitamins are required to be taken from outside in the form of a balanced diet. Deficiency of vitamins can cause improper functioning of different systems in the body and ultimately leading to some disease.
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Chapter 28 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 28 - _______ tissues are sheetlike with one free...Ch. 28 - _________ allow cardiac muscle cells to contract...Ch. 28 - Glands are derived from ________ tissue. a....Ch. 28 - Most ________ have many collagen and elastin...Ch. 28 - ________ is mostly plasma. a. Adipose tissue c....Ch. 28 - Prob. 6SACh. 28 - Cells of ________ can shorten contract. a....Ch. 28 - Prob. 8SACh. 28 - ________ detects and integrates information about...Ch. 28 - Prob. 10SA
Ch. 28 - Prob. 11SACh. 28 - Prob. 12SACh. 28 - Prob. 13SACh. 28 - Prob. 14SACh. 28 - Match the terms with the most suitable...Ch. 28 - Many people oppose the use of animals for testing...Ch. 28 - Prob. 2CTCh. 28 - Each level of biological organization has emergent...Ch. 28 - The micrograph to the left shows cells from the...
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- Epidermis is a/an: Select one: a. Avascular layer for calcium absorption. b. Stratified layer with keratinocytes. c. Connective layer with collagen. d. Squamous layer with mucus. e. Vascular layer for vitamin D synthesis.arrow_forwardWhich of the following statements about melanocytes and keratinocytes is true? a. Melanocytes are in the dermis and keratinocytes are in the epidermis b. Melanocytes produce pigment but keratinocytes do not. c. Both cell types produce waterproofing material. d. Both cell types divide and die as they move away from their blood supply.arrow_forwardBlood cells develop from stem cells in_____ . a. epidermis c. cartilage b. dermis d. bonearrow_forward
- Feathers and hair consist mainly of_______ . a. chitin c. keratin b. cartilage d. collagenarrow_forwardWhich of the following is the best source of vitamin C? A. Canned peaches B. Boiled vegetables C. Fresh vegetable salad D. Carrot beef stewarrow_forwardThe fibrous protein that forms the basic structural compo- nent of hair and nails is (a) collagen. (b) melanin. (c) elastin. (d) keratin.arrow_forward
- Skin cells produce keratin, a strong fibrous protein found in hair and fingernails. What is the function of keratin?arrow_forwardIn response to stimuli from the sympathetic nervous system, the arrector pili ________. a. are glands on the skin surface b. can lead to excessive sweating c. are responsible for goose bumps d. secrete sebumarrow_forwardWhich of the following is NOT a function of vitamin C? A. Blood clotting B. Enhances the immune system C. Good for the skin by maintaining collagen D. Enhances the absorption of ironarrow_forward
- Mucous secretions that coat the passageways of the digestive and respiratory tracts result from secretion: (a) apocrine (b) merocrine (c) holocrine (d) endocrine.arrow_forwardMost of the cells of the epidermis are ________________. A. Langerhans cells B. macrophages C. keratinocytes D. fibroblastsarrow_forwardThe accumulation of dead keratinocytes and the protein ____ on the skin surface forms a waterproof barrier. Choose one: A.keratin B.oil C.melanin D.collagenarrow_forward
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