Biology
12th Edition
ISBN: 9780134813448
Author: Audesirk, Teresa, Gerald, Byers, Bruce E.
Publisher: Pearson,
expand_more
expand_more
format_list_bulleted
Videos
Question
Chapter 29.3, Problem 1TC
Summary Introduction
To explain: The reason for which the levels of mercury vary among different species of fishes to the person.
Introduction: Mercury is an inorganic compound obtained from mining and burning of coal. The accumulation of mercury at very low levels in living organisms is considered highly toxic as it affects the kidney and the neurological systems. The process by which it gets passed on to different trophic levels is called as biomagnification.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Which of the following statements are NOT true:
1. Birds get rid of nitrogen in the form of urea2. Fish get rid of nitrogen in the form of ammonia3. Reptiles get rid of nitrogen in the form of uric acid4. Humans get rid of nitrogen in the form of urea5. none of the above is correct
Define the following terms: a. apolipoprotein b. chylomicron c. VLDL d. LDL e. HDL
Why the river fish will die if we leave it in the sea?
Chapter 29 Solutions
Biology
Ch. 29.1 - explain why nutrients cycle within and between...Ch. 29.2 - Prob. 1TCCh. 29.2 - Prob. 1CSCCh. 29.2 - Prob. 1CYLCh. 29.2 - describe how energy flows through an ecosystem?Ch. 29.2 - Prob. 3CYLCh. 29.2 - explain how the inefficiency of energy transfer...Ch. 29.3 - Prob. 1TCCh. 29.3 - What incentives cause humans to capture nitrogen...Ch. 29.3 - explain why nutrients cycle within and among...
Ch. 29.3 - summarize the water, nitrogen, carbon, and...Ch. 29.4 - Prob. 1HYEWCh. 29.4 - Prob. 1TCCh. 29.4 - Prob. 2TCCh. 29.4 - Prob. 1CTCh. 29.4 - Prob. 1CYLCh. 29.4 - Prob. 2CYLCh. 29.4 - Prob. 3CYLCh. 29.4 - Prob. 2CTCh. 29 - Prob. 1MCCh. 29 - Which of the following is not a major reservoir in...Ch. 29 - Prob. 3MCCh. 29 - Net primary production per unit area is likely to...Ch. 29 - Prob. 5MCCh. 29 - Prob. 1FIBCh. 29 - Prob. 2FIBCh. 29 - Feeding levels within ecosystems are also called...Ch. 29 - Prob. 4FIBCh. 29 - Prob. 5FIBCh. 29 - Prob. 6FIBCh. 29 - Prob. 7FIBCh. 29 - Prob. 1RQCh. 29 - Prob. 2RQCh. 29 - Define net primary production. Would you predict...Ch. 29 - Prob. 4RQCh. 29 - How do food chains and food webs differ? Which is...Ch. 29 - Prob. 6RQCh. 29 - Trace the movement of carbon from one of its...Ch. 29 - Prob. 8RQCh. 29 - Prob. 9RQCh. 29 - Prob. 1ACCh. 29 - Discuss the contribution of human population...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- A patient with asthma has elevated pCO2 and HCO3- levels and a decreased pH. This person hasarrow_forwardWhich of the following is not true for the content of EPA + DHA per serving in 37 commonly consumed types of fish? Tilapia has the highest amount of EPA + DHA farmed oysters have more EPA + DHA than farmed catfish sardines have more EPA + DHA farmed Atlantic salmon has more EPA + DHA than wild Atlantic salmon Atlantic herring has more EPA + DHA than canned mackerelarrow_forwardMedicine E is at 5 mL, orally twice a day. A mother has 2 children who both require this medicine at the same dose. How long will a bottle containing 200 mL last?arrow_forward
- A hamster receives a dose of 3 mg. of a compound and then 2/3 as much as the previous dose at the end of every hour. What is the maximum amount of the compound it will receive?arrow_forwardThe nutritionist told Thabo that he has to eat 800mg of calcium each day. Drinking water from Thabo's borehole had a calcium concentration of 0.3g/L. Assuming drinking water is the only source of Ca for him, he would have to drink Blank 1. Fill in the blank, read surrounding text. L (to 1 decima place) per day.Assume Thabo wanted to drink 4L a day, the concentration that would be suitable for him to drink in order to still have 800mg per day is Blank 2. Fill in the blank, read surrounding text. mg/L (to 0 decimal place)?arrow_forwardWhich of the following statements if FALSE regarding phosphorus? A. On average, Americans do not consume enough phosphorus in their diets B. Phosphorus is a component of ATP C. Phosphorus from animal sources is more readily absorbed than the phosphorus from plant sources D. Phosphorus is a main component in the bonearrow_forward
- In the supermarket why do they their produce with water on a regular basis? this should be an original thought, not Google’s. 3-4 sentencesarrow_forwardAs carbon dioxide levels rise in atmosphere, it is absorbed by oceans and the acidity of oceans increases damaging marine life. True Falsearrow_forward1) The harmful effects took a while for people to understand. It took a while for scientific research to definitively link lead exposure to a number of health issues. Additionally, by downplaying its negative effects and fostering a lack of awareness, the lead industry significantly contributed to the adoption of leaded gasoline. Economic factors were important because leaded gasoline at first was supposed to improve engine performance and lessen engine knocking. The EPA released a rule in March 1985 that would reduce the amount of lead used in gasoline by more than ten times in less than a year (Nichols, 1997). Debates and controversies in science regarding lead's health effects further complicated the regulatory environment, with industries taking advantage of confusion to prevent necessary reforms. 2) The significance of responsible innovation and corporate accountability is the most interesting lesson. The inventors of leaded gasoline, such as Thomas Midgley Jr. and Charles…arrow_forward
- 1) The harmful effects took a while for people to understand. It took a while for scientific research to definitively link lead exposure to a number of health issues. Additionally, by downplaying its negative effects and fostering a lack of awareness, the lead industry significantly contributed to the adoption of leaded gasoline. Economic factors were important because leaded gasoline at first was supposed to improve engine performance and lessen engine knocking. The EPA released a rule in March 1985 that would reduce the amount of lead used in gasoline by more than ten times in less than a year (Nichols, 1997). Debates and controversies in science regarding lead's health effects further complicated the regulatory environment, with industries taking advantage of confusion to prevent necessary reforms. 2) The significance of responsible innovation and corporate accountability is the most interesting lesson. The inventors of leaded gasoline, such as Thomas Midgley Jr. and Charles…arrow_forwardA 13 month old boy was admitted to a small rural hospital. He had been in a normal state of health until 10 days prior, at which time he had developed an upper respiratory tract infection. He experienced increasing problems with his balance and became lethargic. These symptoms prompted his mother to seek medical attention at the hospital where pertinent laboratory results at admission showed a serum glucose level of 23 mg/dL and moderate ketones in the urine and serum. An intravenous solution of 5% dextrose was initiated to correct the low glucose level. Because the clinical picture resembled Reye’s syndrome, the child was transferred to a medical center hospital for a definitive diagnosis. Laboratory results on admission to the medical center hospital. CASE STUDY TABLE: Admission Laboratory Results HEMATOCRIT & DIFFERENTIAL COUNT HEMATOCRIT & DIFFERENTIAL COUNT RESULT Hematocrit 37% WBC Count 128 x 10⁹/L Bands 28% Segmented 46% Lymphocytes…arrow_forwardDogs used as subjects in laboratory experiments live in stacked metal cages with only fluorescent light, never walk on grass, and associate humans with pain. In toxicology testing, they are exposed to toxins at increasing levels to determine at what point they become ill. Before a beagle can be rescued, the laboratory has to agree to release it, which can be a challenge. If the laboratory is willing, the Beagle Freedom Project still has to negotiate, which usually means paying for all costs, including veterinary care and transportation, and absolving the laboratory of all liability, and then find the dog a home. Alternatives to testing on beagles include three-dimensional human-skin-equivalent systems and a variety of advanced computer-based models for measuring skin irritation, for instance. According to the New England Anti-Vivisection Society, nonanimal tests are often more cost-effective, practical, and expedient; some produce results in a significantly shorter time. Discussion…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Essentials of Pharmacology for Health ProfessionsNursingISBN:9781305441620Author:WOODROWPublisher:Cengage
Essentials of Pharmacology for Health Professions
Nursing
ISBN:9781305441620
Author:WOODROW
Publisher:Cengage
Photosynthesis & Respiration | Reactions | Chemistry | FuseSchool; Author: FuseSchool - Global Education;https://www.youtube.com/watch?v=3XIyweZg6Sw;License: Standard YouTube License, CC-BY