교과서 질문
When examining the microbiome of the human intestine, you would expect to find how many bacterial species present?
a. One
b. Three
c. Hundreds
d. Thousands
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Ch. 27 - Microbial Ecology and Microbiomes
Bauman6th EditionMicrobiology with Diseases by TaxonomyISBN: 9780134832302
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Table of contents
- Ch. 1 - A Brief History of Microbiology31
- Ch. 2 - The Chemistry of Microbiology28
- Ch. 3 - Cell Structure and Function39
- Ch. 4 - Microscopy, Staining, and Classification25
- Ch. 5 - Microbial Metabolism51
- Ch. 6 - Microbial Nutrition and Growth37
- Ch. 7 - Microbial Genetics51
- Ch. 8 - Recombinant DNA Technology21
- Ch. 9 - Controlling Microbial Growth in the Environment36
- Ch. 10 - Controlling Microbial Growth in the Body: Antimicrobial Drugs21
- Ch. 11 - Characterizing and Classifying Prokaryotes29
- Ch. 12 - Characterizing and Classifying Eukaryotes34
- Ch. 13 - Characterizing and Classifying Viruses, Viroids, and Prions23
- Ch. 14 - Infection, Infectious Diseases, and Epidemiology35
- Ch. 15 - Innate Immunity34
- Ch. 16 - Adaptive Immunity21
- Ch. 17 - Immunization and Immune Testing29
- Ch. 18 - Immune Disorders22
- Ch. 19 - Pathogenic Gram-Positive Bacteria25
- Ch. 20 - Pathogenic Gram-Negative Cocci and Bacilli28
- Ch. 21 - Rickettsias, Chlamydias, Spirochetes, and Vibrios25
- Ch. 22 - Pathogenic Fungi47
- Ch. 23 - Parasitic Protozoa, Helminths, and Arthropod Vectors44
- Ch. 24 - Pathogenic DNA Viruses23
- Ch. 25 - Pathogenic RNA Viruses30
- Ch. 26 - Applied and Industrial Microbiology29
- Ch. 27 - Microbial Ecology and Microbiomes22
27장, 문제 3
In the environment, nutrients are generally:
a. Limiting
b. Present in excess
c. Stable
d. Artificially induced
검증된 단계별 안내1
Understand the context of nutrient availability in natural environments, which is a key concept in microbiology related to microbial growth and ecology.
Recall that in most natural environments, nutrients are not abundant but rather scarce, which limits the growth of microorganisms.
Recognize that the term 'limiting' refers to a nutrient that is in the shortest supply relative to the needs of organisms, thus controlling the growth rate.
Evaluate each option: 'limiting' means nutrients restrict growth; 'present in excess' means nutrients are abundant; 'stable' means nutrients do not change much; 'artificially induced' means nutrients are added by humans.
Conclude that the correct understanding is that nutrients in the environment are generally 'limiting' because they are often in short supply, restricting microbial growth.
비슷한 문제에 대한 검증된 영상 답변:
이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.
영상 길이:
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주요 개념
질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.
Nutrient Limitation in Natural Environments
In most natural ecosystems, nutrients are limited because they are consumed by organisms faster than they are replenished. This limitation controls microbial growth and population dynamics, making nutrients a key factor in ecological balance.
추천 영상:
가이드 코스
06:53
Natural Killer Cells
Nutrient Availability and Microbial Growth
Microbial growth depends on the availability of essential nutrients like carbon, nitrogen, and phosphorus. When these nutrients are scarce or limiting, microbial activity slows down, affecting ecosystem processes such as decomposition and nutrient cycling.
추천 영상:
가이드 코스
03:49Introduction to Cultivating Microbial Growth
Environmental Stability of Nutrients
Nutrient levels in the environment are rarely stable; they fluctuate due to biological uptake, environmental changes, and physical processes. This variability influences microbial adaptation and survival strategies in different habitats.
추천 영상:
가이드 코스
07:21Reviewing the Environmental Factors of Microbial Growth
관련 실천
교과서 질문
Indicate whether each of the following statements is true or false. Rewrite the underlined word to make a false statement true.
_____ Abyssal organisms are found near shores of oceans.
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교과서 질문
Biogeochemical cycling involves three primary steps: _____, _____ , and _____.
1543
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교과서 질문
Organisms typically make use of phosphorus in the form of _____.
710
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교과서 질문
Indicate whether each of the following statements is true or false. Rewrite the underlined word to make a false statement true.
_____ Aquatic microorganisms are more prevalent near the surface than at the bottom of waterways.
769
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교과서 질문
Nitrogen exists primarily as _____ in the environment.
776
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