BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
expand_more
expand_more
format_list_bulleted
Question
Chapter 28, Problem 2CT
Summary Introduction
To determine:
The reason for dark-skinned immigrants to have more chances of vitamin D deficiency as compared to light-skinned people that are native to Sweden.
Introduction:
Skin is the largest organ in the vertebrates. It is composed of two layers: epidermis (outer layer) and dermis (deeper layer). The color of the skin is determined by the pigment known as melanin.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
There are skin illnesses that look different on Caucasian and on some other race's skin.
1) Find one.
2) Tell us what it is.
3) Show us pictures of the same skin illness on Caucasian skin vs. some other race's skin.
4) What is the treatment for this illness?
5) How does the treatment work?
6) Do people of different races get different treatments for the same illness?
7) Why/why not?
8) How long does the illness last?
9) What determines how long the illness lasts?
Who would you expect to be most at risk for developing the bone disease rickets?
A) Children born to mothers with dark skin, living far from the equator
B) Adults with dark skin who live close to the equator
C) Children born to mothers with light skin, living close to the equator
D) Adults with light skin who live close to the equator
What is the second most common cause of death in Western countries ?
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...
Knowledge Booster
Similar questions
- You are walking to school on a December morning. There is a thin layer of snow on the grass. As you walk, you notice two distinct sets of paw prints left behind by some animals. One set is long and almost triangular shaped with large gaps in between pairs of prints. The other prints are round with four toes and they stagger diagonally. There are tufts of fur near the paw prints, some pieces are reddish orange, and some are a smoky brown color, possibly gray. By the time you get to school, you only see on the set of round paw prints and a few pieces of reddish-orange fur. The other prints stopped appearing suddenly. Based on this scenario, what kind of relationship do you think the two animals have? Mutualistic Commensalistic Predator-Prey Ammenalisticarrow_forwardOn average, Black Americans have shorter life expectancies than White Americans. Which of the following contributes to this difference? A. In recent years, alcohol and opioid abuse have had the biggest impact on life expectancies for Black Amerians relative to any other racial or ethnic groups. B. Black Americans are more likely to have regualr cancer screenings and so have a higher recorded incidence of cancer. C. The youngest generations of Black American are less health than older generations, so health amoung Black Americans has been getting worse over time. D. Black Americans ten to receive lower-quality care and spend less time with medical practitioners than White Americans do.arrow_forwardInfected surgical lesions are often examples of nosocomial infections. What is a nosocomial infection? Why are nosocomial infections so dangerous?arrow_forward
- Rehumatoid arthritis is primarily a: A) Bone disease B) Muscle disease C) Joint disease D) Nervous system diseasearrow_forwardIS there a cure for a common cold?arrow_forwardA 56 y/o woman has a history of extensive exposure to ultraviolet radiation from both the sun and artificial tanning sources( tanning lights&beds) since childhood. The excessive wrinkling observed is caused primarily by which one of the the following effects of UV rays on the skin? A)damaged elastic fibers B)dilated follicles with plugged orifices C)increased size and activity of melanocytes D)thickening of the the stratum Cornell E)vascular sclerosis of dermal blood vesselsarrow_forward
- a) What does SVT stand for? b) When should the term SVT be used? 14.arrow_forwardwhat does the term “spillover” mean? Why does this happen?arrow_forwardResearchers are starting to feel pretty confident that daily alcohol consumption is CAUSALLY linked with liver cancer. What do you think is the most important other Hill’s criterion that researchers would like to have that would make them feel even more strongly about causality in this relationship?arrow_forward
- Skin color is an adaptive trait that provides a) protection against breakdown of folate b) promotion vitamin D synthesis c) protection against UV radiation d) All of the abovearrow_forwardAn epidemiological study of 500 men between the ages of 20 and 65 years of age revealed a correlation between an increased consumption of tomatoes and a lower incidence of prostate cancer. The results of this study do not prove that increased tomato consumption lowers the risk for prostate cancer because: A) The study shows a correlation between two factors that may or may not actually have an effect on each other. B) The study does not show how tomatoes lower prostate cancer risk. C) A single study cannot provide enough evidence to conclusively prove an effect. D) All of the above are valid reasons.arrow_forwardMany hospitals are making seasonal flu shots mandatory for their employees. Some facilities will allow workers with a medical or religious release to be excused from receiving the shot but they are required to wear a mask for the duration of the "flu season". Other facilities are firing employees that refuse to get the flu shot. Why?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
