Why do moderate levels of disturbance result in an increase in community diversity?
Answers
Due to moderate disturbance, habitats are opened up for less competitive species thus increasing the diversity of a community.
What are the factors affecting diversity?Diversity is the variation in different life forms within a community, ecosystem or biome. Moderate disturbances result in loss of number of competitive species thus opening up habitat for less competitive species.According to intermediate species diversity, moderate disturbances increase the diversity of an area by maintaining the numbers of both more competitive and less competitive species.When disturbance is low, more competitive species dominate the community leading to loss of less competitive ones.When disturbance is high like deforestation, forest fires, it can result in loss of all species.Thus at moderate disturbances, diversity is maximum because species at all ecosystem levels can coexist.Learn more about biodiversity here:
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Related Questions
The protein found in muscle cells that stores and then releases oxygen when needed is called:.
Answers
Answer: Myoglobin
Explanation:
Myoglobin is found in muscles cells and supplies oxygen to myocytes.
speaking of diarrhea, how many people worldwide are estimated to die from diarrhea each year? was is the underlying cause of most of these cases?
Answers
The Biological Species Concept (BSC) states that a species is a group of organisms that can interbreed and produce fertile offspring. Wolves and coyotes can produce fertile offspring, but they are not the same species under the BSC.
This is because they have varied behaviours, habitats, and foods as a result of their long history of independent evolution.
Coyotes are smaller, live alone or in couples, and kill smaller animals while wolves are larger and more gregarious, living in packs and hunting huge prey.
Furthermore, wolves and coyotes rarely breed in the wild, and even when they do, the offspring are infertile and incapable of procreation.
This shows that wolves and coyotes are still considered genetically separate species by the BSC despite having the ability to create viable pups.
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You have a plant that you want to show off at a party. The party happens during autumn (aka fall). Usually in autumn (aka fall) the leaves of your plant fall off. You want to delay the leaves falling off your plant until after the party. What plant hormone would you use to help keep the leaves on? ethylene O cytokinins O gibberellins auxin
Answers
Answer:
Auxins
Explanation:
Auxin is a plant hormone that has to do with both leaf and fruit fall.
blood hypercoagulability can be a result of elevated procoagulant activity, reduced anticoagulant activity, fibrin instability, and altered leukocyte, platelet, macrovesicle function
Answers
Factors contributing to blood hypercoagulability include inherited conditions, acquired factors, medical conditions, hormonal changes, and lifestyle factors.
Several factors can contribute to blood hypercoagulability, increasing the risk of abnormal blood clot formation. Inherited conditions such as Factor V Leiden mutation and deficiencies in anticoagulant proteins (e.g., protein C, protein S, antithrombin) can disrupt the balance between clot formation and dissolution.
Acquired factors like prolonged bed rest, surgery, or trauma can lead to stasis of blood flow, activating the coagulation cascade. Certain medical conditions, including cancer, autoimmune disorders, and cardiovascular diseases, can also promote hypercoagulability. Hormonal changes during pregnancy and the use of oral contraceptives can heighten clotting tendencies.
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The complete question is:
"What are some potential factors that can contribute to blood hypercoagulability?"
For a multicellular organism, which statement about cellular activity is correct? All cells of the organism carry out most of the major functions of life. All cells of the organism carry out most of the major functions of life. Brain and heart cells are the only cells that carry out most of the major functions of life. Brain and heart cells are the only cells that carry out most of the major functions of life. Only gametes (sex cells) carry out all of the major functions of life. Only gametes (sex cells) carry out all of the major functions of life. Only somatic (body) cells carry out all of the major functions of life.
Answers
Answer:
A
Explanation:
all cells of the organism carry out most of the major function of life
Which statement describes the relationship between DNA molecules and chromosomes?
Answers
Answer: In the nucleus of each cell, the DNA molecules are packaged into chromosomes.
Explanation:
the muscularis mucosae function in ways quite similar to which other anatomical feature of the human body?
Answers
The muscularis mucosae function in ways quite similar to the muscle fibers of the arteriole walls in the human body.
The muscularis mucosae is a thin layer of muscle found in the tunica mucosa of hollow organs of the human body, such as the gastrointestinal tract. The muscularis mucosae is a type of smooth muscle, and it is located beneath the mucous membrane's epithelium.The muscularis mucosae has two principal layers of smooth muscle cells, which are orientated in an internal circular and an external longitudinal direction. These two layers' orientation gives the mucous membrane the ability to undulate, which propels food through the digestive system.
Aside from being present in the human body, the muscle fibers of arteriole walls are a structural feature of the cardiovascular system that controls blood flow through the arteries by contracting and relaxing. The contraction of the arteriole smooth muscle layer reduces blood flow to a region, while the relaxation of the smooth muscle layer increases blood flow to a region.
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The Truth Is Out Article
News: Real Life
As you read, watch for details about conspiracy theories. What are some ways to determine the facts? Take notes, including facts and details, here. You can use these notes later, when you respond to the Thought Question. (Answer in your own words)
Answers
When trying to determine the facts about a particular topic or event, it's important to use reliable sources and be critical of the information presented. Here are some ways to determine the facts:
Check multiple sources: Look for information from a variety of sources, including reputable news outlets, government agencies, and academic sources. Compare the information presented and look for any discrepancies.Check the author and publisher: Determine who the author of the article or source is and what their credentials are. Also, consider who the publisher is and whether they have a reputation for accurate reporting.Look for evidence: Look for evidence to support the claims being made. This can include data, statistics, quotes from experts, and other reliable sources.Be wary of sensational claims: Be cautious of claims that seem too good (or too bad) to be true. Sensational claims may be designed to attract attention rather than present accurate information.Use critical thinking: Question the information presented and consider the context in which it is being presented. Ask yourself if the information is relevant, credible, and unbiased.By using these methods, you can better determine the facts about a particular topic and avoid falling for misinformation or conspiracy theories.
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how could you tell if your immune system were not functioning well
Answers
Answer: Allergy Asthma & Immunology reports that signs of a possible immune deficiency in adults include: Having more than four ear infections in one year. Developing pneumonia twice during a one-year period. Suffering from chronic sinusitis or more than three episodes of bacterial sinusitis in a year.
Explanation:
a true-breeding pea plant with smooth pods is crossed to a true-breeding pea plant with constricted pods. the offspring of this cross all have smooth pods. this indicates that
Answers
The cross between a true-breeding pea plant with smooth pods and a true-breeding pea plant with constricted pods is an example of a monohybrid cross. This means that only one trait is being observed, in this case, pod texture.
A true-breeding plant is one that has been self-fertilized for many generations, resulting in offspring with the same phenotype as the parent. In this case, the smooth-pod plant has only produced offspring with smooth pods, and the constricted-pod plant has only produced offspring with constricted pods.
When these two plants are crossed, their offspring are called F1 generation. The F1 generation all have smooth pods, which indicates that the allele for smooth pods is dominant over the allele for constricted pods.
However, the F1 generation is not a true-breeding population because the allele for constricted pods is still present, but is masked by the dominant allele for smooth pods. If two F1 plants were crossed, their offspring would have a 3:1 ratio of smooth to constricted pods, with the constricted phenotype appearing in 25% of the offspring.
In conclusion, the fact that all offspring from the first cross have smooth pods indicates that the smooth allele is dominant over the constricted allele. However, further crosses are needed to determine whether the F1 plants are true-breeding and the ratio of dominant to recessive alleles in the population.
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hurry due in five min plz
Answers
Answer:
It's either D or B, I'm not really sure
Explanation:
In 1972, EPA issued a cancellation order for DDT based on its adverse environmental effects, such as those to wildlife, as well as its potential human health risks. Since then, studies have continued, and a relationship between DDT exposure and reproductive effects in humans is suspected, based on studies in animals.
Human health effects from DDT at low environmental doses are unknown. Following exposure to high doses, human symptoms can include vomiting, tremors or shakiness, and seizures. Laboratory animal studies showed effects on the liver and reproduction. DDT is considered a possible human carcinogen.
Using your prior knowledge in the background information about the Asian ladybug, fill in each of the
Answers
Can Someone Help Me Please
Answers
Answer:
its a
Explanation:
it genetics thats get passed down from parents
Answer:
A. The passing of characteristics from parent to offspring
Explanation:
The four major parts of the adult brain are the ___, diencephalon, the brainstem and the cerebellum.
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The four major parts of the adult brain are the cerebrum, diencephalon, brainstem, and cerebellum.
The four major parts of the adult brain are the cerebrum, diencephalon, brainstem, and cerebellum. The cerebrum is the largest and most prominent part of the brain, responsible for higher cognitive functions such as thinking, memory, and voluntary movements.
The diencephalon, located beneath the cerebrum, includes structures like the thalamus and hypothalamus, which play essential roles in sensory processing, regulation of homeostasis, and hormone production. The brainstem, positioned at the base of the brain, connects the cerebrum and the spinal cord.
It controls basic functions like breathing, heart rate, and consciousness. Lastly, the cerebellum, located at the back of the brain, is primarily responsible for coordinating movement, balance, and posture. Together, these four major parts of the brain work in harmony to support various cognitive, sensory, motor, and regulatory functions, ensuring the proper functioning of the central nervous system.
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Clarify the concept of development.
Answers
Answer:
There is nothing to look at or answer.
People with diabetes often receive insulin injections. What effect does insulin have on the body?
It raises blood-sugar levels.
It lowers blood-sugar levels.
It raises glucagon levels.
It lowers glucagon levels.
Answers
Answer:
its B lowers blood sugar levels
Explanation:
just got done with the test
Insulin lowers the blood-sugar levels in the body.
What are the functions of insulin?Insulin is a peptide hormone produced by beta cells of the pancreatic islets encoded in humans by the INS gene. It is considered to be the main anabolic hormone of the body.
After you eat, carbohydrates break down into glucose, a sugar that is the body's primary source of energy. Glucose then enters the bloodstream. The pancreas responds by producing insulin, which allows glucose to enter the body's cells to provide energy.
Insulin is a peptide hormone secreted by the β cells of the pancreatic islets of Langerhans and maintains normal blood glucose levels by facilitating cellular glucose uptake, regulating carbohydrate, lipid and protein metabolism.
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Select the correct answer from each drop-down menu.
Offspring inherit genes from their parents, and these genes determine their physical characteristics.
According to the law of _(blank)__, a heterozygous organism has about a _(blank)___ chance of producing gametes with the recessive allele.
A:
1. assortment
2. genetics
3. Segregation
B:
1. 25%
2. 50%
3. 75%
Answers
Answer:
1. Segregation
2. 50%
Explanation:
Plato anwser
The diagram represents a dihybrid cross between two pea plants that are heterozygous for both seed color and seed shape.
What is the phenotypic ratio of the offspring?
- 1:1:1:1:2:2:2:2:4
-1:3:3:9
-1:4
-4:12
Answers
Answer:4:12
Explanation:
This question already provides you with the punnet square, genotypes resulting from the cross, and phenotypes resulting from the cross. Simply count the number of green phenotypes (the green circles), and compare them to the number of yellow phenotypes (yellow circles), and you get 4 green for every 12 yellow.
Select a bacterium that is interesting to you. Then, address the following in your main discussion response:
Describe the species listed above in your own words, be sure to list a reference. Find a picture and share it with your colleagues. If we were to classify this organism based on its shape, what terminology would we use to describe its shape?
Identify whether it is a gram-positive or gram-negative organism. How can we tell?
Identify and explain how the organism obtains its energy (aerobic, anaerobic respiration, fermentation, photosynthesis, etc.)
How does this microorganism divide/replicate/reproduce?
How would an understanding of this microorganism be helpful in your career as a healthcare provider?
Feel free to include any interesting information you may have found in your research
Answers
Escherichia coli (E. coli) is a Gram-negative, rod-shaped bacterium that can cause infections but also serves as a model organism for research.
The bacterium I find interesting is Escherichia coli, commonly known as E. coli. E. coli is a Gram-negative bacterium belonging to the family Enterobacteriaceae. It is a rod-shaped bacterium, typically about 2 micrometers in length and 0.5 micrometers in diameter. The shape of E. coli can be described as bacillus or rod-shaped.
E. coli is a well-studied bacterium and serves as a model organism for various biological research. It is found in the intestines of humans and warm-blooded animals, where it plays a crucial role in digestion and the production of certain vitamins.
However, certain strains of E. coli can cause infections, including urinary tract infections, gastrointestinal infections, and even severe illnesses like hemolytic uremic syndrome.
As a Gram-negative bacterium, E. coli has a distinct cell wall structure. It has an inner cell membrane, a thin peptidoglycan layer, and an outer membrane.
The Gram-negative classification is determined by the ability of the bacterium to retain a crystal violet stain during the Gram staining process, which involves staining the bacteria and then washing them with a decolorizing agent.
Gram-negative bacteria like E. coli lose the crystal violet stain and take up the counterstain, appearing pink or red under a microscope.
E. coli is a facultative anaerobe, meaning it can grow in the presence or absence of oxygen. It obtains its energy through a variety of metabolic pathways.
In the presence of oxygen, E. coli can perform aerobic respiration, utilizing oxygen as the final electron acceptor. In the absence of oxygen, it can switch to anaerobic respiration or fermentation to generate energy.
E. coli reproduces through a process called binary fission, which is a form of asexual reproduction. During binary fission, the bacterium replicates its DNA and divides into two identical daughter cells.
As a healthcare provider, understanding E. coli is crucial because it is a common cause of infections, particularly in the urinary and gastrointestinal systems. Being familiar with the characteristics, pathogenicity, and treatment options for E. coli infections is essential for diagnosing and managing patients effectively.
Additionally, knowledge of E. coli's antibiotic resistance patterns and virulence factors can help guide appropriate treatment strategies and infection control measures.
Reference:
Reference: Madigan, M. T., Martinko, J. M., Bender, K. S., Buckley, D. H., & Stahl, D. A. (2018). Brock biology of microorganisms (15th ed.). Pearson.
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You are the nurse in a walk-in clinic. A.P. is being seen this morning for a 2-day history of diffuse, severe abdominal pain. She has complaints of nausea without vomiting; she denies vaginal bleeding or discharge. A.P. reports having unprotected sex with several partners recently, two of whom had penile discharge. Her last menstrual period ended 3 days ago. She has no known drug allergies and denies previous medical or psychiatric problems. Vital signs are 108/60, 110, 20, 100.6
F
(
38.
1
∘
C
)
F(38.1 ∘
C). Physical examination reveals that her abdomen is very tender. The slightest touch of her abdomen causes her to wince with pain. Bowel sounds are normal. Pelvic examination reveals purulent material pooled in the vaginal vault, which appears to be coming from the cervix. A sample of the vaginal drainage is obtained and sent for culture. The result of a pregnancy test is negative; a rapid diagnostic test for chlamydial infection has a positive result.
Which of these assessment findings are significant and why?
Answers
The significant assessment findings in this case are severe abdominal pain, purulent vaginal discharge, positive chlamydial test, and negative pregnancy test.
The presence of severe abdominal pain, along with the absence of vaginal bleeding or discharge, raises concerns about a potential gynecological or pelvic infection. The patient's recent history of unprotected sex with partners exhibiting penile discharge further supports this suspicion. The tenderness in her abdomen indicates localized inflammation or infection, possibly involving the reproductive organs. The purulent material pooled in the vaginal vault, originating from the cervix, confirms the presence of an infection. Obtaining a sample of the vaginal drainage for culture is crucial to identify the specific microorganism causing the infection.
The positive result from the rapid diagnostic test for chlamydial infection is significant because it suggests that A.P. may be infected with Chlamydia trachomatis, a common sexually transmitted bacterium. This finding further supports the possibility of a pelvic infection and the need for appropriate treatment. On the other hand, the negative pregnancy test result helps rule out a pregnancy-related cause for her symptoms.
In summary, the significant assessment findings in this case include severe abdominal pain, purulent vaginal discharge, positive chlamydial test, and negative pregnancy test. These findings collectively indicate the presence of a pelvic infection, most likely caused by Chlamydia trachomatis.
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the pelvic splanchnic nerves originate from the neuron cell bodies housed within the lateral gray matter of the ______ spinal cord segments.
Answers
Answer: S2 to S4
Explanation:
a scientist is comparing the outer layer of an onion cell
Answers
Explanation:
Scientists compare the outer layer of onion cells with the outer layer of human skin cells. What makes the outer layer of onion cells unique compared to skin cells? Contains cellulose.
Organs are composed of single cell types that have differentiated to perform a specific bodily function.
a. true
b. false
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Organs are composed of single cell types that have differentiated to perform a specific bodily function. This statement is false.
Organs are complex structures that are typically composed of multiple cell types working together to carry out specific functions. These different cell types within an organ often have distinct roles and specialized features that contribute to the overall function of the organ. For example, the heart is an organ composed of various cell types, including cardiac muscle cells, connective tissue cells, and blood vessel cells. Each of these cell types has a unique function and contributes to the overall pumping action of the heart.
The differentiation of cells is a crucial process during development, where cells acquire specialized characteristics to perform specific functions within the body. However, it's important to note that organs are not comprised of a single cell type but rather a combination of different cell types that work in harmony to fulfill their respective roles.
the intricate cellular composition of organs and the fascinating processes of cell differentiation in the development of complex organisms.
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Agree or disagree and why
Answers
Answer:
Agree
Explanation:
Insect do the same things as deer they tend stuff and then get eaten
The fruiting body found above ground in fungi is called the
A. cap.
B. hyphae.
C. mycelium.
Answers
Answer:
fruiting body is called cap
The mycelium is the fruiting body found above ground in fungi.
The pileus is the technical name for the cap, or cap-like part, of a basidiocarp or ascocarp (fungal fruiting body) that supports a spore-bearing surface, the hymenium.
A hypha is a long, branching, filamentous structure of a fungus, oomycete, or actinobacterium. In most fungi, hyphae are the main mode of vegetative growth, and are collectively called a mycelium.
A mycelium is a network of fungal threads or hyphae. Mycelia often grow underground but can also thrive in other places such as rotting tree trunks. A single spore can develop into a mycelium. The fruiting bodies of fungi, such as mushrooms, can sprout from a mycelium.
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A student put the powder to the corom board . Sciencetific reason for adding powder is ,
A- frictional force is increased by powder.
B- frictional force is decreased by powder .
C- the speed of carom discs is increased due to powder.
D- the speed of carom discs is decreased due to powder .
Answers
Answer:
B or D
Explanation:
think of it how you use chalk on a chalk board, its less friction using chalk instead lets say a marker on a white board.
I am giving 15 ponits! pls answer!!
How do you predict that a change to a single nitrogen base, such as an adenine or a thymine, could affect the function of a gene?
Answers
Answer:
Study whether a different protein is produced or has a different function because another amino acid has been synthesized
PLEASE MARK ME BRAINLYIST
Explanation:
What percent of their offspring are likely to inherit the disease? if two parents carry a recessive allele for a disease but don’t have it
Answers
Answer:
1/4
Explanation:
By saying that both parents have the recessive allele, but don't have it, it tells us that both parents are Heterozygous for this trait. They have one dominant trait and one recessive trait. This is demonstrated in the in the punnett square. We can see that 1/4 of the offspring will have two recessive alleles, 1/2 of the offspring will be Heterozygous, and 1/4 of the offspring will have both dominant alleles. In order to have the disease, the offspring needs to have both recessive alleles. That is 1/4 of the the offspring.
Please help me with this. All you ahev to do is just list a few features and behaviors of a sunflower.
Answers
Answer:
Features: Rough leaves in a long spiral pattern, Native to America
behaviors: heliotropism
Explanation:
Which of the following statements is correct? Totipotent/Pluripotent stem cells only become germ cells. Mutations in sex steroid synthesis enzymes cause defects in sex determination. Germ cells require FSH and LH to enter meiosis. O Sexlethal regulates the expression of sex determining genes because it is a transcription factor,
Answers
The correct option is B ; Mutations in sex steroid synthesis enzymes cause defects in sex determination. in all mammalian species, this chapter will concentrate on the sequence in humans and incorporate material from other species as needed.
We will first outline the anatomic processes in male and female development before summarizing our present understanding of the mechanisms that govern this development.
Sexual differentiation is a sequential process that begins with the establishment of chromosomal sex at fertilization, continues with the determination of gonadal sex, and culminates in the development of secondary sexual characteristics that comprise the male and female phenotypes.
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Which of the following statements is correct?
A Totipotent/Pluripotent stem cells only become germ cells.
B Mutations in sex steroid synthesis enzymes cause defects in sex determination.
C Germ cells require FSH and LH to enter meiosis.
D Sexlethal regulates the expression of sex determining genes because it is a transcription factor,