Certain species of insects introduced accidentally in a forest are destroying all the Douglas fir trees in that forest. The wood of these trees is extensively used for construction. In order to control the damage caused by these insects, the forestry department decided to introduce the moth caterpillar in the forest. These caterpillars are natural predators of the insects. Which method did the forestry department implement to control the invasive species?

The forestry department implemented a(n) _______ control method.

Answers

Answer 1

Answer:  Biological control method

A biological control method is used to control the growth of unwanted and undesired species of plant and animals in a natural habitat.  This includes the induced growth of plants, animals and insects which help to irradicate the growth of undesired plants, animals and insects. Therefore, introduction of  invasive species of caterpillar moth will limit the population of insects causing harm to forest woods.

Answer 2

Answer:

biological

control method.

Explanation:


Related Questions

Mound-shaped structures composed of alternating layers of bacteria and sediment are called

Answers

They are called STROMATOLITES.
Stromatolites are layered mounds, column and sheet like sedimentary rocks.They are often formed by the growth of layers upon layers of cyanobacteria. They are commonly found in marine environments. Stromatolites are not true fossils. 

In embryo development stage 2, what type of replication are the first cells undergoing? what do you think would happen if a mutation occurred in one of these cells?

Answers

In the second stage of development, the embryo undergoing a replication called mitosis. In mitosis, every cell will comes from a previous cell and it has the exact same information that the cell it came out of.
  If one of those cells of the embryo mutates, later it will divide making the subsequent cells also with the same mutation. This mutations can explain genetic disorders in which the child is affected but it doesn't run in the family.



______________ are liquids or gels that help lower the number of pathogens on skin

Answers

they are called hand antiseptics.
Final answer:

Antibacterial substances or surfactants like soaps, gels, and certain detergents help lower the number of pathogens on skin. They work by reducing surface tension of water and disrupting cell membranes. However, completely eradicating all bacteria from the skin is not advisable as some nonpathogenic bacteria help control the growth of pathogenic ones.

Explanation:

The substances that are liquids or gels that help lower the number of pathogens on skin are commonly referred to as antibacterial substances or surfactants. These include soaps, alcohol-based gels, and certain detergents. They operate by lowering the surface tension of water, enabling the mechanical washing away of microbes, and disrupting cell membranes. Every day examples include hand washing with soap and water or using an alcohol-based hand gel.

Aside from surfactants, the body has its own physical and chemical barriers that work against pathogens. The skin, for example, serves as a continuous barrier against potential infections. Further, some of the lipids and fatty acids in sebum (an oily secretion on the skin) can inhibit microbial growth.

It's important to note, however, that completely ridding our skin of bacteria would be harmful. We need nonpathogenic bacteria on our skin to keep pathogenic ones from thriving. So while antibacterial products are useful, they don't and shouldn't eradicate all bacteria.

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A patient's cotranslational and post-translational processes have reversed roles. based on this knowledge, identify what type of sorting occurs with proteins destined for each organelle

Answers

In this patient, the proteins that usually take the process of post-translational to incorporate their organelle, take now the process of cotranslational, and vice-versa.
In this patient, for cotranslational, we would have proteins for organelles such as mitochondria, nucleus, vacuole, and peroxisomes.
For post-translational, we would have proteins for organelles such as endoplasmic reticulum, golgi, plasma membrane, and lysomes.
Final answer:

Protein sorting involves the delivery of proteins to their correct cellular destinations using sorting signals. A reversal of cotranslational and post-translational processes would change how proteins are directed to organelles, potentially disrupting cellular function.

Explanation:

Understanding Protein Sorting in Cells

Protein sorting is the intricate process by which proteins are correctly identified and delivered to their designated cellular destinations after being synthesized. Proteins possess sorting signals or 'address labels', guiding them to areas such as the nucleus, endoplasmic reticulum (ER), and mitochondria. During the cotranslational process, proteins are typically directed to their target sites while they are being synthesized. This includes proteins entering the ER. Conversely, post-translational sorting involves the transportation of proteins to their respective locations following their synthesis, such as in the case of mitochondrial and nuclear proteins.

Upon considering the scenario where the roles of cotranslational and post-translational processes have been reversed, proteins usually directed to the ER during synthesis would now be sorted after synthesis. Similarly, proteins that are ordinarily sorted to their destinations like the mitochondria or nucleus after synthesis would now need to have their sorting signals recognized co-translationally. This would imply a fundamental alteration in the cell's protein trafficking machinery and could potentially affect the efficiency and accuracy of protein sorting.

What are the 3 things that all organisms are capable of doing? These are also known as the challenges of life.
A) working, growing, eating food
B) photosynthesis, reproducing, growing
C) growing, processing nutrients, reproducing
D) running, breathing, watching TV

Answers

C) growing, processing nutrients, reproducing Let's look at the 4 options and see which makes sense. A) working, growing, eating food * Not so sure about all organisms being able to work. Also the eating food part seems questionable to be, depending upon how you define eating. After all, plants don't eat like you may consider eating. There's likely to be a better choice later. So consider this wrong for now. B) photosynthesis, reproducing, growing * There's an immediate problem with this choice. Plants do perform photosynthesis and are considered alive. But animals don't. So photosynthesis isn't something all organisms can do. So this is a wrong choice. C) growing, processing nutrients, reproducing * Can't see anything wrong here. An organism needs to grow. It has to process nutrients in order to grow. And if it doesn't reproduce, it will eventually die and leave nothing behind. So this is the correct choice. D) running, breathing, watching TV * This choice is wrong on so many levels. Trees which are an organism can't run, nor watch TV. So this is also wrong.

HOw do platelets aid in the healing of cuts

Answers

Platelets help prevent blood loss at sites of vascular injury. They form a pro coagulant surface and cause a thrombin generation and fibrin formation. In addition, platelet help with tissue repair and influence processes and help with inflammation and the immune response
Final answer:

Platelets aid in the healing of cuts by forming a plug at the site of the injury and releasing growth factors that promote tissue repair.

Explanation:

Platelets play a crucial role in the healing of cuts through a process called hemostasis. When there is damage to blood vessels, platelets are activated and form a plug at the site of the injury, preventing further blood loss. They release growth factors that promote tissue repair, particularly in connective tissue. This promotes healing and helps to close the cut.

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Why did la follette think that an elected official selected by convention will be more loyal to party bosses than to voters?

Answers

Final answer:

Robert 'Fighting Bob' La Follette believed that officials elected via the party convention process were likely to be more loyal to party bosses who facilitated their selection rather than to the voters. He witnessed this in the period between 1872 and 1896 when presidents were more swayed by the interests of their party and key contributors than those of the public. Hence, La Follette advocated for reforms like the direct election of senators to ensure the accountability of elected officials to voters.

Explanation:

Robert La Follette, or 'Fighting Bob', was a leading figure in the Progressive era of U.S. politics, introducing numerous progressive reforms during his tenure as governor of Wisconsin, such as the Wisconsin Idea, and subsequently arising as a prominent U.S. senator. His belief that an elected official selected by convention would be more loyal to party bosses than to voters was rooted in his understanding of the political landscape of the time. During this period, strong political parties had overtaken the nominating power of state legislatures and controlled the selection of candidates via the convention process. This granted them significant influence over the elected officials.

La Follette believed that if an official was elected through a party-convention process, there was a greater likelihood that their loyalty would lie more with party bosses who influenced or facilitated their selection rather than with the voters. Elected officials could owe favors to party bosses and key financial contributors, which might sway their loyalties. This was exemplified in the period between 1872 and 1896, where presidents, lacking clear popular mandates, were often more susceptible to the interests of their party and key financial contributors rather than those of the people they served.

La Folllete’s concern also pursued from the view that, historically, conventions controlled the selection process tightly, which gradually changed as primaries took on more significance in the early twentieth century. Yet, the party leadership still exercised considerable control over the nomination process. This is why La Follette advocated for Progressive ideas such as the direct election of senators, to make elected officials more accountable to voters rather than party bigwigs.

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La Follette believed that officials selected by convention would be more loyal to party bosses because those conventions were dominated by party elites, limited voter influence, and promoted political patronage, which fostered loyalty to the party rather than to the electorate.

Robert La Follette believed that elected officials chosen through conventions would be more loyal to party bosses than to voters for several reasons:

Control by Party Elite: Conventions were typically dominated by party bosses and elites who had more influence over selecting candidates, leading to officials being more beholden to those who secured their nominations.Lack of Direct Voter Influence: Unlike primary elections where the general electorate has a say, conventions limited voter participation, making it easier for party bosses to push their preferred candidates.Political Patronage: Party bosses often provided crucial support and resources for a candidate's election campaign, creating a sense of obligation and loyalty towards them.Agenda Setting: Party bosses had the power to advance or hinder an official's political career, thereby influencing their decisions and loyalty.

La Follette’s stance was grounded in his broader Progressive effort to increase democracy and reduce corruption within the political system.

Cholesterol transported from the cells to the liver by hdl can then be used to synthesize bile. cholesterol transported from the cells to the liver by hdl can then be used to synthesize bile.
a. True
b. False

Answers

This is true. The liver removes the excess cholesterol from the system by converting it to bile or bile salts. This, then, is used during the process of digestion by aggregating around lipids and emulsifying them, aiding in breaking down the food.

A) ATP is produced by cellular respiration in your human body cells. There are a variety of enzymes that work to produce ATP, but one of those enzymes is called phosphofructokinase-1. This enzyme is sensitive to blood acidity. Blood can become more acidic if a patient is in respiratory distress. 4. Variable affecting enzyme function: ___________________________________________________

Answers

An enzyme is sensitive to the environmental conditions. It is affected by various chemical and physical factors. Changes in the environmental factors denatures the enzyme.

4 Variable affecting an enzyme function are as follows:
1. pH: An enzyme is affected by change in pH. Every enzyme has its own specific pH at which it works ideally. 
2. Temperature: An enzyme works best at ideal temperature. Increase or decrease in the temperature causes denaturation of enzyme.
3. ATP: Increase or decrease in the amount of ATP also affects the function of an enzyme.
4. Product: Increase or decrease in the amount of product also affects the ideal functioning of an enzyme. 
Blood acidity is a variable which affects the functioning of the enzyme phosphofructokinase-1. Blood acidity can increase if a patient is in respiratory distress, making respiratory distress another variable which effects the functioning of the enzyme.

The individual whose name is associated with a natural experiment during an outbreak of cholera in london was

Answers

Easy! It was the Physician John Snow, The outbreak was called The Broad Street cholera outbreak or Golden Square outbreak, The Street is nowerdays called Broadwick Street in The Soho district in London. 

Water is

crucial to all life
essential to all life
not that important
found on most planets

Answers

crucial to all life is the answer

Answer: Crucial to all life forms

Explanation:

Water is the most important component for the life forms existing on earth. The earth is covered 70 per cent with water.

All the living components would die without water as it is unevitable part of life. It is used for drinking purpose , washing purpose, industries and factories and has many more domestic and commercial purposes.

Water is also known as universal solvent and dissolves many compounds in it.

How does the integumentary system work with the nervous system?

Answers

The integumentary system reduces water loss, contains receptors that respond to touch, it regulates body temperature and protects the inside of the body from damage.

Hope this Helps :)

Answer:

The integumentary reduces water loss, contains receptors that respond to touch, regulates body temperature, and protects the inside of the body from damage. Receptors in skin send sensory information to the brain. The autonomic nervous system regulates peripheral blood flow and sweat glands.Explanation:

A student is conducting an experiment to determine how far a ball will roll down a ramp based on the angle of incline. What are the independent and dependent variables for this experiment?

Answers

The ball DEPENDS on the ramp. Ball is dependent.

How do aerobic bacteria differ from anaerobic bacteria?

Answers

Aerobic means 'with oxygen', and Anaerobic means 'without oxygen'. Hope this helps! :)

The _______ is the smooth, triangular surface where the anterior surface of the scapula faces the ribs.

Answers

the Subcapular fossa is the answer

In 1899 orville and wilbur wright developed a bi-wing construction they called the

Answers

The Aerial steam carriage.

Hematopoiesis refers to the formation of blood cells within the red marrow cavities of certain bones. hematopoiesis refers to the formation of blood cells within the red marrow cavities of certain bones.
a. True
b. False

Answers

a. true.

All of our blood cells are derived from haematopoietic stem cells. This cells originate other blood cells through the process of haematopoiesis and are located on the red bone marrow of long bones (inside the diaphysis of the bone).



True, hematopoiesis is the process by which blood cells are formed within the red marrow cavities of certain bones, producing red and white blood cells and platelets.

True, hematopoiesis refers to the formation of blood cells within the red marrow cavities of certain bones. This vital process takes place in the red marrow found inside bones such as the pelvis, ribs, vertebrae, sternum, and the proximal ends of the femur and humerus. The red marrow is responsible for the synthesis of the three primary types of blood cells: red blood cells (erythrocytes), white blood cells (leukocytes), and platelets (thrombocytes). Billions of these blood cells are produced daily to replace the old cells that have a short lifespan. Hematopoietic stem cells, or hemocytoblasts, are the source of all formed blood elements. These stem cells proliferate and differentiate into various blood cells, ensuring a continuous replenishment of the blood supply.

When you are sick and have taken antibiotics to kill the bacteria it will kill all of the bacteria including the bacteria in your intestine. Why is the loss of the bacteria in your intestine not beneficial to you? What kind of a relationship is that and how does eating yogurt help you?

Answers

Loss of bacteria in your intestine is not beneficial to you, because it helps neutralize harmful substances, discourages "bad" bacteria, and also stimulates the digestive process

hope this helps
There is good bacteria and good bacteria. Unfortunately antibiotics kills both and completely flush everything out of your system. You would think this was beneficial but it isn't. It takes about seventeen months for your body to rebuild your immune system. This causes you to be more susceptible to getting sick because there are now no good bacteria warriors to fight off the bad bacteria that will make you more sick. Eating yogurt helps because it has a lot of pro-biotics that will help build up natural antibodies in your immune system to fight off all of the foreign bacteria in your body.

Which process can be primarily affected by gallbladder disease? carbohydrate digestion fat digestion protein digestion vitamin digestion

Answers

The answer to your question is fat digestion!!

yoAnswer:

Explanation:

A nurse suffered a needlestick injury after administering a subcutaneous medication to a patient. the subsequent investigation revealed a flaw in the design of the needle and syringe that contributed to the adverse incident. what action should be taken by the investigation team?

Answers

First, the investigation team should reach out to the maker of this product, in this case the needle and syringe. After that, if the two parties don't come to an agreement, they may have to settle it in court, since the product designer was responsible for this injury.

When blood calcium levels drop, glands embedded in the posterior thyroid secrete ____________ hormone, which stimulates osteoclastic activity?

Answers

When blood calcium levels drop, glands embedded in the posterior thyroid secrete parathyroid hormone, which stimulates osteoclastic activity. It is made up of parathyroid glands that lie behind the thyroid glands. The reason why it is important because it controls calcium level in the blood and within the bones. It controlled by the low calcium levels in the blood it restorative parathyroid secretion whereas the high calcium levels in the blood stop the release of parathyroid hormone.

Which combination of foods would provide all the essential amino acids? rice and beans, corn and lima beans, pea soup and bread?

Answers

rice and beans

There are 8 essential amino acids that you need to obtain through food because our body cannot produce. Plant sources of aminoacids( such as rice and beans) don't have all the essential ones but lack one or more (that's called the limiting amino acid). That's why when they are combined they complete each other.The amino acids the rice has, the beans may not have.


Review the chart, which shows the population sizes of three African animals in 1990 and in 2000.
1990 → 2000
Lions . 100,000 .→ 47,000
Cheetahs 50,000 → 7,500
Zebras 15,000 → 2,500

Which explanation is best supported by the numbers in the chart?
A)Lion and cheetah populations compete for the food source of zebras, and lions outcompete cheetahs.
B)The dwindling zebra population has led to the decline of the predator lion and cheetah populations.
C)Overhunting of lion and cheetah populations has led to a decline in the food source population.
D)Lion and cheetah populations compete for the food source of zebras, and cheetahs outcompete lions.

Answers

A)Lion and cheetah populations compete for the food 

If stranded on a deserted island with no freshwater, it is not advisable to drink sea water. Why not?

A) The salty snacks cause an ionic imbalance that triggers a nervous response.

B)The salt in the body creates a hypertonic solution around cells, which causes water to diffuse out of cells and make them crenate.

C) The salt in the body creates a hypotonic solution around cells, which causes water to diffuse into cells and make them cytolyse.

D)The salt in the body creates an isotonic solution around cells, which causes water to diffuse into and out of cells which makes them unstable.

Answers

If stranded on a deserted Island with no freshwater, it is not advisable to drink sea water because B)
The salt in the body creates a hypertonic solution around cells, which causes water to diffuse out of cells and make them crenate. 
The answer is B) That the salt in the body creates a hypertonic solution around cells, which causes water to diffuse out of cells and make them crenate.So, if you ever are stranded on a deserted island, don't drink the salt water, DON'T.
Hope this helps

The minimal circumstances under which medical attention should be sought for a burn victim is when the surface area of a second degree burn is great than

Answers

The minimal circumstances under which medical attention should be sought for a burn victim is when the surface area of a second degree burn is great than 20% body surface area. Above that percentage deaths, infections, and complications rise dramatically.

The brain's interpretation of sensory stimuli is called

Answers

It is called perception, proprioception, or cognition.

I hope this helps!

A student analyzed ears of corn that demonstrated two traits in the F2 kernels, purple or white colors and smooth or wrinkled shapes. A tabulation of 135 individual kernels gave the following results:

purple and smooth = 75
white and smooth = 28
purple and wrinkled = 24
white and wrinkled = 8

The alleles are dominant.


purple and smooth

purple and wrinkled

white and wrinkled

white and smooth

Answers

I think your answer is purple and smooth or white and smooth. They both can be right.

i picked white an smooth..

Cells produce ATP both aerobically and anaerobically. One process is an integral part of aerobic respiration that produces the majority of ATP molecules is

Answers

electron transport chain

Answer: The correct answer is Electron transport chain.

Electron transport chain is a series of protein and organic molecules present in the inner membrane of mitochondria that help in the transfer of electrons from higher energy to lower energy state. Reduced electron carriers that is FADH₂ and NADH transfer electrons via the these organic complexes through redox reactions and finally electrons are accepted by oxygen. The redox reactions capture energy in the form of proton gradient.

The proton gradient helps in the generation of large amount of ATP molecules through chemiosmosis.

Therefore, electron transport chain is an integral part of aerobic respiration.

When your body sweats, which process is at work to cool your body off?

Answers

Evaporation. It is as the sweat droplets evaporate from your skin that your body

Answer:

evaporation

Explanation:

it was right on my quiz

Which came first, the chicken or the egg?
a.the egg, because the amniotic egg evolved well before the first bird.
b.the egg, because the chicken is not a real species.
c.the chicken, because during speciation the adult stage always precedes the juvenile stage.
d.the chicken, because the amniotic egg did not evolve until after the first chicken appeared.
e.the egg, because the chicken had to cross the road to sit on it?

Answers

Hello There!

Q: Which came first, the chicken or the egg?

Answer: The egg, because the amniotic egg evolved well before the first bird.

Thus, making it option A.

Hope This Helps You!
Good Luck :) 

- Hannah ❤

Answer:

A

Explanation:

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