Answer:
reduces the experimental errors.
Explanation:
If it helps you mark me as a brainleast
what is essence of trait theory of personality
Explanation:
The Trait Theory states that personalities are made up of distinct characteristics and qualities. These characteristics partially influence behavior.
Secondary: these traits are related to attitudes or dispositions in certain situations and experiences.
• I guess it's correct; if not then m sorry!
Moosehead Lake in Maine is a beautiful lake, spanning 74,890 acres with a maximum depth of 246 feet. The most sought-after fish to be found in Moosehead Lake are: Landlocked salmon, lake trout, brook trout, and burbot. According to Tim Obrey, a regional fisheries biologist with the Maine Department of Inland Fisheries and Wildlife, the fishing at Moosehead declined from phenomenal to just "really good" during the late 1980s, but has rebounded due to careful management. This table shows the populations of three major fish in Moosehead Lake over a 30 year period. Moosehead Lake was illegally stocked with smallmouth bass in 1970. Fish Populations in Moosehead Lake Year Smallmouth Bass Salmon Lake Trout
Smelts are the primary food source for lake trout and salmon in Moosehead. In the late 1980s, we documented a dramatic increase in the abundance of wild lake trout in Moosehead Lake. Swelling lake trout numbers taxed the forage base and the smelt population took a dive. What would be appropriate action for Wildlife Management to make to correct the problem? Choose ALL that apply.
B) One hundred small, one-hectare size areas should be conserved
C) Native species should be maintained or planted within the greenspace to promote biodiversity.
D) Exotic species should be cultivated and planted to increase biodiversity in the protected greenspace.
E) The majority of the secondary consumers should be removed from the greenspaces to promote an increase in lower levels of the food chain.
(WILL GIVE BRAINLIEST WHOEVER CAN ANSWER RIGHT!!!!!!)
When one of the trophic web links disappears, it affects the whole chain. In management programs it is important to consider these consequences to keep the whole ecosystem equilibrium. In the exposed situation, Native species should be maintained or planted within the greenspace to promote biodiversity and The majority of the secondary consumers should be removed from the greenspaces to promote an increase in lower levels of the food chain.
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The trophic chain is the energy transference process that involves different organisms, from autotroph or producers, to the consumers or decomposers.
The disappearance of one link affects the whole system. The direct superior link does not have enough food supply, while the immediately anterior link is beneficiated for not being eaten by its predator. And finally, as this last link will overgrow, it will consume greater quantities of its food, causing a decrease in its anterior link. Top-down control refers to scenarios where superior predators control the structure and dynamic of an ecosystem.
It is necessary and significant to consider these modifications in the whole ecosystem while planning management actions to keep an equilibrium.
In the exposed example we know that the most wanted species are
Landlocked salmon, lake trout → which increased its population size sharply over the last yearsbrook trout, and burbotSmelts, which are the primary food source for lake trout and salmon, decreased in population size significantly.
Finally we know that smallmouth bass was introduced in 1970.
This information suggests that the decrease in smelts' population is due to the predation of the species by the lake trout, which population increased sharply in size. The change on smelts' population size, might affect the blook trout and salmon populations, that also feed on semelts, and might also affect other species occupying inferior levels.
When implementing a management program, it would be necessary to promote biodiversity by growing native species in greenspaces and ensure their survival and reproductive succes. In the exposed case, it is necessary to preserve smelts' population, so it would be also necessary to remove from these green spaces the secondary consumers -trouts and salmon- that feed on them, to ensure the smelts' population growth and recovery.
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Answer:
The Answer is A, C, and D
Explanation:
Wildlife management reacted to the increase in trout and depletion of smelt by liberalizing bag limits on lake trout and allowing harvest of smaller fish. We also severely reduced the salmon stocking rates. Salmon and trout populations had to be controlled until smelt could rebound.
Rocks , soil trees water air and life .How do all the parts affect each other? Give some
examples
Explanation:
Answer:
For the complete encyclopedic entry with media resources, visit: http://www.nationalgeographic.org/encyclopedia/weathering/
Weathering describes the breaking down or dissolving of rocks and minerals on the surface of the Earth. Water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering.
Once a rock has been broken down, a process called erosion transports the bits of rock and mineral away. No rock on Earth is hard enough to resist the forces of weathering and erosion. Together, these processes carved landmarks such as the Grand Canyon, in the U.S. state of Arizona. This massive canyon is 446 kilometers (277 miles) long, as much as 29 kilometers (18 miles) wide, and 1,600 meters (1 mile) deep.
Weathering and erosion constantly change the rocky landscape of Earth. Weathering wears away exposed surfaces over time. The length of exposure often contributes to how vulnerable a rock is to weathering. Rocks, such as lavas, that are quickly buried beneath other rocks are less vulnerable to weathering and erosion than rocks that are exposed to agents such as wind and water.
For example, certain kinds of air pollution increase the rate of weathering. Burning coal, natural gas, and petroleum releases chemicals such as nitrogen oxide and sulfur dioxide into the atmosphere. When these chemicals combine with sunlight and moisture, they change into acids. They then fall back to Earth as acid rain.
Why are some elements such as hydrogen, often found as diatomic molecules?
Answer:
Hydrogen chloride, carbon monoxide, or nitric oxide do all have diatomic molecules. In essence, what that means is that they are all gasses at room temperature. Because their atomic nuclei have its origin in different elements, scientists refer to them as heteronuclear.
Explanation:
b. "OK. Let's mix these two chemicals together and see what happens!"
c. "That concludes my presentation on the effects of using caffeine as a pesticide."
d. “If watching TV makes one gain weight, then I will lose weight if I stop watching TV."
e. “My graph shows that dolphins communicate better with a female trainer."
What type of organisms have cells that carry out all the process is shown in the picture.
Answer:
Unicellular organisms
Which of the following is NOT a function of the digestive system?
1. circulate blood throughout the body
2. Rid the body of solid wastes
3. break down foods into nutrients that can be used by the body
4.absorbing nutrients necessary for energy, growth and maintenance
Answer:
1. Circulate blood through the body
The one–toed horse of today steadily evolved from its five–toed ancestor. Which theory of evolution can explain this example?
Answer:
Horses have genes of having five toes, but as they grow, the other four don't develop. This is an example of patterning and post-patterning modes of evolution. Horses don't hunt preys, so they don't need claws. Horses develops muscles and "the hoof" for them to cover wide areas and long distances.
Explanation:
This is the correct answer.
A student conducts an experiment to test how the temperature affects the amount of sugar that can dissolve in water. In the experiment, she uses 100 milliliters of water in each trial and stirs for five minutes each time.
What is the dependent variable?
the amount of water
the temperature of the water
the time stirred
the amount of sugar
Answer:
b is the correct answer
Explanation:
In the experiment, she uses 100 milliliters of water in each trial and stirs for five minutes each time, the dependent variable is the temperature of the water. Thus option B is correct.
What are the types of variables in experiment ?Variables are the measure, manipulating parameter used in every experimental study and it is a controlling agent in research. For example person's eye color, the value can change from brown to blue and it is depend on different factors.
Three major types of variables observed such as An independent variable which is a singular characteristic, Age is an example; A dependent variable which can be influence by the effect of other variable.
A dependable variable can be changed by independent variable, For example a grade on an exam is a dependent variable type mainly depend on Independent variables.
Control variable referred as the variable which remain constant and no effect on other variables but it is used to prevent bias in an experiment and provide accuracy of the result.
Thus option B is correct.
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Control variables HELP ME PLEASEEW 9th grade science btw
Please help fast please ASAP
Answer:
I can't see your questions
Zhengzhou, the capital city of Henan province, was hit by heavy rain at 4 PM July 20. By 17 o'clock, rainfall per hour reached 201.9 mm, which has exceeded the extreme value of China's hourly rainfall capacity on land, resulting in poor drainage, severe waterlogged, economic losses, and enormous casualties. However, with the strong support of the Chinese government and all parts of the country, the people of Zhengzhou united as one to actively carry out self-rescue operations, relief, and rescue work. All these have achieved initial success. Guo Wengui, who is far away in New York, has been working in Zhengzhou for many years, and Yuda Building is just in Zhengzhou. He should have felt empathy for the heavy rain in Zhengzhou. But surprisingly, He turned a happy face to this. At the same time, Cheater Guo tried to describe natural disasters as human-made ones and encourage Guo investors to donate to Zhengzhou. There must be some triggers in this donation because of the duplicity and the inconsistency. Comrades, keep your eyes open! Don't be fooled!
Answer:
Hey friend
how can I help you
What is photosynthesis
Answer:
The process by which green plants and some other organisms in the presence of sunlight to synthesize nutrients from carbon dioxide and water is called photosynthesis.
Do you favour or oppose the use of animal organs (such as hearts or kidneys) as transplants in humans when human organs are not available? Explain.
Can food
plants grow on Mars?
Answer:
i dont think so
Explanation:
the reason is that scientists have found little atmosphere and no water these are nessicary for plant survival
What do marine veterinarians wear to work
Answer:
Clean, wrinkle-free, scrubs should be worn by all medical personnel with the occasional exception of veterinarians, who may need to wear business casual or professional business clothing underneath their white coats instead.
Explanation:
Which statement best describes science?
A. Branch of knowledge that studies the natural world to gain knowledge and understanding.
B. Branch of knowledge that studies various societies to gain knowledge and understanding.
C. Branch of knowledge that studies interactions between living things to gain knowledge and understanding.
D. Branch of knowledge that studies pattern, quantity and arrangement to gain knowledge and understanding.
Answer:
branch of knowledge that studies the natural world to gain knowledge and understanding
The statement which best describes science is; Choice A; Branch of knowledge that studies the natural world to gain knowledge and understanding.
What is Science?Science, put simply is the branch of knowledge that studies the natural world to gain knowledge and understanding. This branch of knowledge can be further subdivided into
Physical sciencesBiological sciencesSocial sciences and othersRead more on science;
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Which of the following cells is formed by meiosis?
A) A heart cell
B) A bacterial cell
C) A sperm cell
D) A fertilized egg
Answer:
C ) A sperm cell
Explanation:
These cells are our sex cells – sperm in males, eggs in females. During meiosis one cell divides twice to form four daughter cells. These four daughter cells only have half the number of chromosomes of the parent cell – they are haploid. Meiosis produces our sex cells
Which of the following correctly shows the sequence of organelles a protein would take if it were being exported from the cell?
(1 point)
O Ribosome → Smooth ER + Vesicle — Cell Membrane → Vesicle → Rough ER
Smooth ER Vesicle → Golgi apparatus → Rough ER → Vesicle → Nucleus
Ribosome > Vesicle - Rough ER → Vesicle → Golgi Apparatus → Cell Membrane
O Ribosome - Rough ER → Vesicle - Golgi Apparatus → Vesicle + Cell Membrane
The correct traffic of a protein that is exported from the cell is Ribosome - Rough ER → Vesicle - Golgi Apparatus → Vesicle + Cell Membrane
Proteins are synthesized (translated) in the ribosomes by decoding the messenger RNAs (mRNAs) sequences into the corresponding polypeptides.The system of endomembranes is a system of membranous components inside the cell which are fundamental for the synthesis, processing, and transport of proteins and lipids.This system includes the endoplasmic reticulum (ER), Golgi apparatus, and lysosomes. The vesicles are membrane-bound sacs that allow the exchange of membrane components among the components of the endomembrane system and with the cell membrane.Learn more in:
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YA'LL ARE SMART ! PLEASE HELP !
Answer:
k3p
Explanation:
looked it up please mark brainliest
The given elements are potassium and phosphorous. Phosphorus is found in the environment as phosphate. The symbol for potassium and phosphate are K and
P
O
4
3
−
. The charge on K is +1, which means to balance the charge on phosphate ion; 3 potassium ions will combine with it. Thus, an ionic bond is formed between potassium and phosphate.
The name of a binary ionic compound for potassium and phosphorus is Potassium phosphate and its chemical formula
K
3
P
O
4
.
Ways in which biology, technology, and society are connected?
what are the disorders of digestive system?
Answer:
The disordera of digestive system are :-
•Gastroesophageal Reflux Disease (GERD) Heartburn happens, but if it occurs regularly, you may need to be evaluated for GERD.
•Chronic Diarrhea.
•Chronic Constipation.
•Gastroenteritis.
•Ulcers.
•Hemorrhoids.
Explanation:
Hope it is helpful...
Answer:
Explanation:
Algunos problemas comunes incluyen acidez gástrica, cáncer, síndrome del intestino irritable e intolerancia a la lactosa. Otras enfermedades digestivas incluyen: Cálculos biliares, colecistitis y colangitis.
What two things need to be balanced on both sides to have a balanced equation.
Reactants
Products
lons
Valance Electrons
Purpose of physical change
Answer:
Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. Physical changes are used to separate mixtures into their component compounds, but can not usually be used to separate compounds into chemical elements or simpler compounds.
Explanation:
......
A cell can form beads on a string chromatin, but not solenoid fibers. Which molecule has likely been removed or mutated in this cell?
a. Η1
b. non-histone proteins
c. H2A
d. topoisomerase
The molecule which has likely been removed or mutated from a cell that can form beads on a string chromatin, but not solenoid fibers is: A. Η1
A cell can be defined as the fundamental functional, structural and smallest unit of life for all living organisms.
Genome editing refers to a high-tech process through which scientists remove (delete), replace or insert a deoxyribonucleic acid (DNA) sequence into the cells of a living organism such as an animal, bacterium, plant, etc., so as to improve on its physical and chemical conditions or correct a genetic disorder.
Chromatin can be defined as a complex form of deoxyribonucleic acid (DNA) and protein found in the cells of an eukaryotic organism.
In the classic model of chromatin, the beads simply refer to the nucleosomes while the string is simply the linker deoxyribonucleic acid (DNA).
Basically, the deoxyribonucleic acid (DNA) is wrapped around histone proteins to form nucleosomes and the beads on a string structure (euchromatin).
Furthermore, there exists a linker histone H1 in addition to core histones that reaches the entry or exit of the deoxyribonucleic acid (DNA) strand on the nucleosome.
In conclusion, a cell cannot form beads on solenoid fibers but it can form beads on a string chromatin because the H1 molecule has likely been removed or mutated in the cell.
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Using calculations of the numbers of chromosomes in the egg and the sperm, calculate the number of chromosomes that will be present in the mule formed by their fusion
Answer:
46 chromosome
Explanation:
No. Of chromosomes in Egg are : 23
No. Of chromosomes in Sperm are : 23
So when they fusion, give 46 chromosome
What statement best describes “biology”?
The naming of organisms
The study of natural selection
The science of life
The measurement of populations
Answer:
the science of life
Explanation:
The science of life
Lloyd’s lab partner is looking down into a test tube while he heats the contents by using a flame. Which action should Lloyd recommend to his partner if heating must continue?
Wear safety goggles while looking into the opening of the test tube.
Cover the opening of the test tube so that no materials can boil out of it.
Move the test tube so that the opening is pointing away from all students.
Put the test tube in a hot water bath so that no water can enter its opening.
The correct action that Lloyd should recommend to his partner who was looking down into the test tube if heating must continue would be to move the test tube so that the opening is pointing away from all students.
Wearing safety goggles (and looking directly down at the test tube) might not be enough to protect Lloyd's partner nor other students in case the content of the test tube splashes out.Covering the test tube might hinder any generated gas as a result of heating from escaping safely into the air and this might cause an explosion.Putting the test tube in a hot water bath so that water can enter its opening will definitely affect the reaction and prevent them from getting accurate results/observations.Hence, the most correct action would be for Lloyd's partner to move the test tube so that the opening is pointing away from all students.
More on laboratory safety practices here: https://brainly.com/question/4820974
Answer:
Move the test tube so that the opening is pointing away from all students.
Which one of the following is an adaptive immune defense?
a. Intact skin
b. Fever
c. The inflammatory response
d. Proteins that kill invading microbes
e. Antibody production
Answer:
e. Antibody production
Explanation:
Lipoproteins contain cholesterol and triglycerides.
True
False
Answer:
it is true..they contain cholestrol and triglycerides.