Explain at least three ways population is controlled.
Answers
Answer:
Population control may involve culling, translocation, or manipulation of the reproductive capability
Answer:
Population control may involve culling, translocation, or manipulation of the reproductive capability
Explanation:
Related Questions
Which of the following environmental factors belongs to biotic factors? 1. Wind 2. Salinity 3. Soil moisture 4. Microorganism
Answers
Answer:
4. Microorganism
Explanation:
Wind, Salinity, Soil moisture are abiotic factors, non living things.
put the steps of herbaceous stem cutting in order. (1-7)
As with seedlings, a hardening off period before transplanting helps to
ensure the cutting's survival.
Dip the cuttings briefly in a sanitizing preparation to reduce the risk of diseases. Next, dip the bottom 3/4 of an inch of each cutting into rooting hormone and tap off the excess.
Select healthy sections. Choose a stem 3-4 inches long with 5-6 nodes..A node is the place where the leaf is attached.
Place the cuttings in flats, inserting the base one inch into the rooting medium. Firm the medium around the stems just enough so the cuttings stand up.
Watch for rotting of the cuttings. Remove any leaves or stems that are rotted. If more than a few weeks are required for rooting, a diluted mixture of liquid fertilizer should be applied periodically.
Start with a sanitized work area. Select a growing medium which is 1 part peat moss and 9 parts pearlite.
Cuttings should be removed and transplanted when roots are about one inch long. In some cases, roots may form in about a week. Other plants will require considerably more time.
Answers
Putting the steps of herbaceous stem cutting in order:-
Start with a sanitized work area. Select a growing medium which is 1 part peat moss and 9 parts pearlite.Select healthy sections. Choose a stem 3-4 inches long with 5-6 nodes. A node is the place where the leaf is attached.Dip the cuttings briefly in a sanitizing preparation to reduce the risk of diseases. Next, dip the bottom 3/4 of an inch of each cutting into rooting hormone and tap off the excess.Place the cuttings in flats, inserting the base one inch into the rooting medium. Firm the medium around the stems just enough so the cuttings stand up.Watch for rotting of the cuttings. Remove any leaves or stems that are rotted. If more than a few weeks are required for rooting, a diluted mixture of liquid fertilizer should be applied periodically.Cuttings should be removed and transplanted when roots are about one inch long. In some cases, roots may form in about a week. Other plants will require considerably more time.As with seedlings, a hardening off period before transplanting helps to ensure the cutting's survival.Learn more about herbaceous stem, here:
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I need help to check the answer for those question that have writing underneath and I need help for those question with no pen writing underneath please
Answers
Answer:
first page is good 2 page might want to look over again or have a parent help you
Explanation:
All scientific research involves experiments true or false
Answers
Answer:
This is very true
Explanation:
Answer:
This is very true
Explanation:
If a diploid tomato cell has 24 chromosomes, how many chromosomes will the tomato's sex cells have?a.12c.24b.6d.48
Answers
Answer:
12!
Explanation:
Sex cells only carry half of what makes up the organism's DNA. This is so that when they find a mate, in this case- another tomato, their sex cells and their partner's sex cells will add up to the appropriate amount of chromosomes in the organism's DNA. In this case, 24.
Which from the list below can affect the rate of a reaction? (Choose all that apply).
Group of answer choices
heat
light
buffers
enzymes
temperature
Answers
The rate of reaction is the speed at which a reaction occurs, and depends on enzymatic activity, which is limited by temperature and pH. Option E. Temperature is the factor that affects the rate of a reaction.
What is the rate of reaction?
When talking about the rate of reaction we refer to the speed at which a chemical reaction occurs, turning reactants into products.
It can be measured as
the concentration of reactant consumed in a certain timethe concentration of product formed during the same time.The rate of reaction depends on the reactant concentration and on enzyme concentration.
Enzymatic activity is limited by pH and temperature. Every enzyme has an optimum pH and temperature level at which their activity is the highest.
Over this point the enzyme denaturalizes and loses its functions. Bellow this point, the enzyme has not reached its maximum activity.According to this framework, temperature is the one that affects the rate of a reaction. Option E.
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The lymphoid tissues located behind the nasal cavity are called.
Answers
Answer:
Adenoids!
Explanation:
The adenoids are a mass of soft tissue behind the nasal cavity. Like lymph nodes, adenoids are part of the immune system and are made of the same type of tissue (lymphoid tissue). White blood cells circulate through the adenoids and other lymphoid tissue, reacting to foreign invaders in the body.
The lymphoid tissues located behind the nasal cavity are called adenoids.
What are adenoids?The adenoids are part of the lymphatic system, which is responsible for helping the body fight off infections and diseases. The adenoids are a type of lymphoid tissue that helps to trap and destroy bacteria and viruses that enter the body through the nose and mouth.
They are most prominent in children, but tend to shrink and become less active as a person gets older. Sometimes throughout childhood, adenoids expand, and the larger size may create issues. This condition is termed as enlarged adenoids. An enlarged adenoid may cause snoring, mouth breathing, persistent congestion, nasal drainage, ear problems, sinusitis, and “nasal” voice quality.
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What letter represents a trench?
a. A
b. B
c. C
d. D
e. E
Answers
Which of the following is most likely responsible for the fact that organic molecules no longer formed spontaneously on Earth?
A. The amount of UV radiation increased
B. The amount of oxygen in the atmosphere increased
C. Water accumulated in the oceans
D. Earth's surface temperature warmed
Answers
Answer:
b
Explanation:
oxygen in air
and atmosphere
In 2012 there was a serious meningitis outbreak due to contamination of injectable steroids. Interestingly, the fungus involved is commonly found in the environment. Why was this fungus much more likely to cause meningitis when found in the steroid medication than when contacted in the general environment?.
Answers
Answer:
Explanation:
because it has many harmful cells that could infect and possibly decomposes the selected area or skin around it
which of the following presents a correct interpretation of the changes in chromosome number depicted in figure 1 ?
Answers
Two chromatids connected by a centromere are present when chromosomes enter metaphase. The chromatids separate during anaphase and each one develops into a chromosome.
A chromosome is a biological structure that houses DNA-based genetic material. Numerous genes, which are DNA sequences that code for instructions necessary for the development and operation of an organism, are found in chromosomes, which are ordered packets of DNA. Humans have 46 chromosomes in their somatic cells, which is a number that varies depending on the species. Given that changes in chromosomal number can result in genetic abnormalities and diseases, chromosome number can be a useful indicator of an organism's genetic health. Changes in chromosome number can lead to novel features and adaptations, hence chromosome number can potentially play a part in evolution.
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Imagine a cell had a version of helicase that was permanently stuck at the origin of replication. Would this be considered a dominant negative mutant and why? Only one of the explanations below is correct (among the last 4 answer choices)
a yes...since it will prevent normal helicases from functioning.
b no...because it is an inactive protein.
c only if it was the only version of helicase in the cell.
d Yes...because there would be excess DNA replication.
Answers
Answer: A. yes...since it will prevent normal helicases from functioning.
Explanation: Imagine a cell had a version of helicase that was permanently stuck at the origin of replication. It would be considered a dominant negative mutant since it will prevent normal helicases from functioning.
Which is an example of a scientific theory?
A. On average, larger mammals sleep longer than smaller mammals.
B. If a plant receives pure water, then it will grow more than one that
receives salt water.
C. Organisms evolve over time due to changes in heritable physical
characteristics.
D. If a person takes at least one vitamin per day, then it will reduce a
person's level of tiredness.
HELP PLEASE!
Answers
Answer: Organisms evolve over time due to changes in heritable physical characteristics.
Explanation:
There are a few things to look for when distinguishing between a nonscientific theory and a valid scientific theory. One thing to consider is if there are any published literature, experimental studies, and data available to support the theory. Most scientific theories have data and information tied to them. Another factor to examine is who has developed the theory. A scientific theory will always be supported by evidence with large quantities of data and testing. An example of a scientific theory is the theory of evolution, which observes changes in heritable physical traits over time in an organism. A hypothesis might be that all organisms evolve at the same rate.
Organisms evolve over time due to changes in heritable physical characteristics is an example of a scientific theory known as evolution. Thus, option C is correct.
What is evolution?Evolution is the scientific theory that explains that "a change in the characteristics of biological populations over next generations.
According to scientists RNA is the first existing molecule on earth that replicate by itself and the process of evolution lead to advanced forms of life.
These characteristics are easily trasfered from one generation to other generation.
Therefore, Organisms evolve over time due to changes in heritable physical characteristics is an example of a scientific theory known as evolution. Thus, option C is correct.
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According to Maslow, the desire to fulfill one's potential is the motivation for
a. personal control.
b. self-actualization.
c. self-esteem.
d. unconditional positive regard.
Answers
According to Maslow, the desire to fulfill one's potential is the motivation for b. self-actualization.
Maslow's Hierarchy of Needs is a psychological theory that organizes human needs into a pyramid, with the most basic needs at the bottom and more complex needs at the top. As individuals satisfy their lower-level needs, they are motivated to pursue higher-level needs.
Self-actualization is the highest level of Maslow's hierarchy, and it refers to the pursuit of personal growth, self-discovery, and the realization of one's full potential. It is a process of becoming the best version of oneself and reaching one's unique capabilities. To achieve self-actualization, individuals must have met their basic physiological, safety, social, and esteem needs.
Self-actualization is distinct from personal control, self-esteem, and unconditional positive regard, which represent different aspects of human motivation and well-being. Personal control relates to an individual's ability to influence their environment and outcomes, self-esteem refers to a person's self-worth and confidence, and unconditional positive regard is the concept of accepting and valuing oneself without judgment. While these elements may contribute to personal growth, it is self-actualization that specifically targets the fulfillment of one's potential.
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Select the correct answer from the drop-down menu. What are the two specific concerns of species diversity? Species diversity is concerned with both A, species survival
B, species richness
C, species growth rate
D, species demographic and A, evenness of species abundance
B, species survival
C, species growth rate
D, species gender
Answers
Answer:
The answer above was wrong. Maybe it wanted it put in a different way but don’t do what i did
Explanation:
Plato
The two specific concerns of species diversity are species survival and evenness of species abundance. The correct options are A and B.
What is species diversity?"Species diversity is defined as the number of different species present in an ecosystem and their relative abundance." When all of the species present are equally abundant in the area, diversity is greatest.
Species diversity is a measure of the number of different species found in a given ecosystem or habitat.
It is critical to be concerned about species survival because the extinction of a species can have a negative impact on the entire ecosystem.
Furthermore, the evenness of species abundance is important to consider because the dominance of one or a few species can have a negative impact on the diversity and stability of an ecosystem.
Thus, the correct options are A and B.
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Overhead view of mountains and rivers. label b is at smaller flows of water that meet to create a larger flow of water at label a. use the drop-down menu to identify what each label shows. a b
Answers
A: River Confluence
B: Stream
What is Stream ?
In biology, a stream is a body of flowing water that is usually found in a river or a creek. Streams are important habitats for many different species of fish, amphibians, reptiles, mammals, and other aquatic organisms. Streams provide food and shelter, as well as a safe place to lay eggs and raise young. They also provide a source of fresh water for drinking, irrigation, and other human activities. Streams can be divided into different kinds based on the size of the particles that make up the stream, the speed of the water flow, and the temperature of the water.
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Answer:
✔ river
✔ tributary
If a genetic disorder is recessive, how do offspring develop the disorder?
Group of answer choices
They inherit a faulty gene from one parent.
They inherit a faulty gene from each parent.
Their genes mutate in response to their parents’ genes.
Their genes are affected by the environment
Answers
Can someone please help me with this
Answers
DNA replication process is the event during which the molecule duplicates. It occurs in the interphase and involved different enzymes, a DNA molecule, and free nucleotides. Image attached.
Whatis DNA replication?DNA replication is the process through which DNI molecule duplicates. This event takes place during the S stage of the interphase. So when the cell divides during mitosis or meiosis, each cell will get a complete set of chromosomes.
DNI replication is semi-conservative because each new molecule carries an original DNI strand and a new one. The fact that the new molecule is composed of an original strand makes it semi-conservative. The old existing strands are used to synthesize the new complementary strand.
The origin of the replication requires helicase enzymes to break hydrogen bonds and separate the two original strands. The topoisomerase enzyme is necessary to release tension. Other proteins are also needed to join the strains and keep them separated.
Once the molecule is opened, there is a region named replication forks. DNA polymerase makes the new nucleotides enter into the fork and pairs them with the corresponding nucleotide of the original strand. Adenine pairs timine, and cytosine pairs guanine.
DNA strands are antiparallel, and replication occurs only in 5'-3' direction. So one of the strands will replicate continuously, while the other strain will be formed by short fragments known as Okazaki fragments.
Primers are needed to make the DNA polymerase work. Primers are small units of RNA and are placed at the beginning of each new fragment.
You will find the labelled Image in the attached files.
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explain how the structure of a chloroplast (its membranes and thylakoids) makes its function (the chemical reactions of photosynthesis) more efficient.
Answers
Answer:
These internal membranes stack on top of each other, just like a stack of pancakes.
The structure of a chloroplast, specifically its membranes and thylakoids, makes its function, the chemical reactions of photosynthesis, more efficient because it provides a large surface area for the reactions to occur on and a way to organize the reactions in a sequence that allows the products of one reaction to be used immediately in the next reaction.
The membranes of a chloroplast are made up of two layers of phospholipid molecules, which form a lipid bilayer. This structure provides a large surface area for the chemical reactions of photosynthesis to occur on. The thylakoids, which are stacks of membrane-bound compartments, increase the surface area even further.
In addition, the structure of the thylakoids allows the reactions of photosynthesis to be organized in a sequence that allows the products of one reaction to be used immediately in the next reaction. The thylakoids are arranged in stacks called grana, which are interconnected by strands of thylakoid membrane called stroma lamellae. The thylakoid membranes within a granum are organized into discrete units called photosystems, which are the sites of the light-dependent reactions of photosynthesis. The thylakoid membranes within the stroma lamellae are the site of the light-independent reactions of photosynthesis. This organization allows the products of the light-dependent reactions, which are carried out in the thylakoid membranes of the grana, to be used immediately in the light-independent reactions, which take place in the thylakoid membranes of the stroma lamellae.
Overall, the structure of a chloroplast, with its membranes and thylakoids, provides a large surface area for the reactions of photosynthesis to occur on and a way to organize the reactions in a sequence that allows the products of one reaction to be used immediately in the next reaction. This makes the function of the chloroplast, photosynthesis, more efficient.
Use arrows and key terms such as "red blood cells," "oxygen," and "EPO" to describe how high-altitude training helps athletes improve their performance at lower altitudes.
Answers
Answer:
Due to increase red blood cells.
Explanation:
High-altitude training helps athletes to improve their performance at lower altitude because high altitude increases the concentration of red blood cells in the blood. Due to training on high-altitude, the concentration of red blood cell increases in the blood which also increases the consumption of oxygen so when the athletes perform at lower altitude, the more amount of red blood cells in the blood provides natural boost to the muscle due to consumption of more oxygen by the muscle cells.
Give reason why water in the xylem and translocation of food is related with each other.
Answers
Answer:
Transportation of food and water takes place through xylem and phloem in the plants. The water from the roots is transported through xylem. Phloem on other hand transports the food prepared in the leaves to other parts of the plants.
Describe characteristics of fauvist style in madame matisse the green line by henri matisse
Answers
Characteristics such as the use of contrasting colors are part of the fauvist style in Madame Matisse's portrait.
What is the fauvist style?Fauvism was an artistic movement that focused on the use of contrasting strong colors rather than realistic representations.
Why is the portrait of Madame Matisse part of this style?This portrait shows a black-haired woman. In this portrait, the painter Henri Matisse used contrasting colors in the face and background, which is part of this style.
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3. How would you monitor the patient? What are the criteria for
changing the treatment? How would this affect your dietary
recommendations?
Answers
The patient can be monitored using several methods: One of these is by checking their vital signs, which include the pulse rate, respiratory rate, blood pressure, and temperature.
These can be measured every one to two hours, especially for critically ill patients. By monitoring the vital signs, physicians can assess how well the body is functioning and determine if there are any changes.
If there are any changes, the physician can decide if the patient's condition is improving or deteriorating, which may lead to a change in treatment.
Another criterion for changing treatment is the patient's response to the current treatment. If there is no improvement or the patient's condition worsens, the physician may decide to change the treatment.
Depending on the change in treatment, the physician may also modify the patient's dietary recommendations.
For example, if the patient has heart disease and the physician changes the treatment to include anticoagulants, the patient's diet may need to be adjusted to limit their intake of vitamin K-rich foods.
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When plotting the number of individuals in a population against time, the data yield a j-shaped curve. What does this curve indicate?.
Answers
The exponential form of growth is indicated by the J-shaped growth curve for a species' population growth. The favorable variables have caused the growth rate to climb quickly.
Explain abut the J shaped curve?American sociologist James C. Davies first proposed the J-curve hypothesis in 1962. He thought that social and political discontent was caused by a brief period of significant decrease in economic development following a protracted era of economic growth and improvement.
The j-shaped development curve known as a "J curve" is a visual representation of a situation in a novel environment when an organism's population density rises exponentially.
The population size, N, produces a J-shaped growth curve when it is plotted over time. This demonstrates that the number of people added with each reproduction generation is increasing more quickly.
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Which theory of development do you prefer: Piaget or Erikson's stages? Why?
Answers
Answer:
Differences between Piaget and Erikson
Alternatively, Piaget examined the thought process of the child and how their brain responded to the environmental factors around them, rather than just crises. While Piaget focused on cognitive development, Erikson's thoughts were more focused on emotional development.
Explanation:
please give me brainlist and follow
Answer:
*This was my answer* the sections are actually really interesting if you read them.
I prefer Erikson's stage of development because Erickson really goes in-depth about each stage of life and how the challenges faced in those stages have a huge impact on human development. I also appreciate that he includes what would happen if those challenges weren't faced and how that could affect that person's future in the long run.
NEED ASAP
Which quality would make the question "What will make cows produce more milk?" a good scientific question for a
biologist to investigate?
A) It is about living things and is testable.
B) It will help consumers save money.
C) It will lead to new technology to gather milk.
D) It is a question that can have many answers.
Answers
Answer:
D
Explanation:
The scientist could find new tech, which could lead to lower prices, also, it is about living things and testable, so it would be many answers.
explain why parents may be fearful or apprehensive about genetic testing.
Answers
They can be wary because they don't want to learn that their child has a condition or because of how much is at stake.
Why is parental apprehension around genetic testing?Because the findings of genetic testing can expose information about family members besides the test subject, there are times when this causes conflict within a family.
Why is genetic testing opposed by some people?Some believe that discrimination against people with "poor" genes might result from genetic screening.Second, people worry that genetic testing will force them to base reproductive choices on their child's genetic makeup.
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You can separate a mixture of sand and copper(II) sulfate pentahydrate using filtration. What difference in properties enables the separation of the two solids by filtration
Answers
The property difference that enables this separation is: Difference in solubility
Meaning of Solubility
Solubility can be defined as the ability for a substance that is the solute to mix and form new substance with another substance which is the solvent
Solubility differences can be used to separate the two substances that is Sand and copper (II) sulfate. Because one is soluble in water whereas the other is not soluble in water.
In conclusion, The property difference that enables this separation is: Difference in solubility
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The ________ covers most of the exposed surface of the eye.
A) conjunctiva B) cornea C) iris D) anterior chamber E) canthus
Answers
The majority of the eye's visible surface is covered by the conjunctiva.
Cornea. The cornea is the transparent protective layer on the top of the eye that enables light to flow through it without being distorted, similar to the crystal on a watch. It conceals the iris's hue. The images that are sent from the cornea to a retina are focused by the eye's lens. The eyeball's strong outside layer is called the sclera (the white of the eye). The cornea is a transparent, thin, dome-shaped membrane that forms the tiny bulge inside the conjunctiva at the center of the eye. Light rays enter the eye through the cornea, where they are focused on the retina.
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How does the Golgi Body and Plasma membrane work together ?
Answers
Answer/Explanation:
The Golgi body is a system of flattened sacs that is involved in the packaging, modification, and transport of proteins. It is particularly important for proteins that have to be transported outside of the cell.
Proteins from the Golgi that are to leave the cell are transported in vesicles. When they reach the membrane, the vesicles fuse with it and release the proteins outside of the cell