The most concerning part of the publication is that, some findings are omitted.
What is most concerning?Scientific information is always published in journals. Journals are peer reviewed articles that are available for the consumption of the scientific community. The language in which the journal article is written must be professional and the details of the research must be fully published.
In this case, it is worthy of note that it is very disturbing that some findings are omitted. This was intentionally done to mask the extent of damage that activities of the company does to wild life.
Hence, the most concerning part of the publication is that, some findings are omitted.
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Answer: Reliability
Explanation:
Why is energy required for living things? How
do living things obtain energy?
Answer:
by eating food and sleeping
What is the advantage of homeostasis
Answer: Homeostasis has survival value because it means an animal can adapt to a changing environment.
Explanation: boom my friend i ask for nothing in return
how many grams of NaCI are needed to prepare a 250ml of a 0.50 M solution
Answer:
Explanation:
250ml=0.25 liter
0.50M means there is 0.50 mole of NaCl for every 1 liter of solvent.
If so, I need (0.25*0.50) mole of NaCl to make 0.50M soln
0.25*0.50=0.125mole
number of mole= given mass/formula mass, therefore for Nacl:
0.125=X/58.44
x=7.305
you need 7.305 gram of NaCl
The mass of NaCl required is 7.31 g
What is the mass in grams of NaCl required to prepare 250ml of a 0.50 M ?The mass of NaCl required is obtained from the molarity and volume of the solution as follows:
Molarity = number of moles/volume(in Liters)Number of moles of NaCl present in 250ml of a 0.50 M wil be:
Number of moles = molarity * volume
volume of solution = 250 mL = 0.25 L
Number of moles = 0.25 * 0.5
Number of moles = 0.125 moles
Number of moles = mass/ molar massmass = number of moles * molar mass
Molar mass of NaCl = 58.5 g/mol
mass = 0.125 * 58.5
Mass = 7.31 g
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Which of the following correctly gives the electric field at a distance R above an infinitely long line of charge with constant linear charge density λ?
Answer:
Correct option is B) Consider a Gaussian surface (cylinder in this case) of radius r and length l. Then according to the Gauss's Law of electrostatics:∫E.dA=ϵ0qenclosedFrom the symmetry of the surface, we can easily say that the electric field would only be along the radial direction. And the amount of charge enclosed by this cylinder is qenclosed=λ×l and the surface area of the cylinder A=2πrl. So, E×2πrl=ϵ0λl E=(2πϵ01)rλ
Explanation:
Which option is an example of a physical property?
Responses
conductivity
conductivity,
pH
pH
reactivity
reactivity
rusting ability
rusting ability
An example of a physical property is conductivity.
What is physical property?Physical properties are characteristics of matter that are independent of changes in its chemical composition. Physical characteristics include things like density, color, hardness, melting and boiling points, and electrical conductivity, to name a few.
What is the importance of physical properties?Without altering the makeup of the material, physical qualities can be seen or quantified. In order to observe and characterize matter, physical attributes are used. Physical characteristics of substances and systems are frequently referred to as extensive and intensive Physical characteristics of substances and systems are frequently referred to as extensive and intensive characteristics.
Which physical property can be measured?Shape, mass, colour, volume, and texture are a few examples. Measurements can be made of other physical characteristics such melting point, boiling temperature, strength, hardness, and magnetism.
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The complete question is-
Which option is an example of physical property?
a. conductivity
b. rusting ability
c. ph
d. reactivity
Which membrane transport process increases the surface area of a cell?
Answer: Microvilli
Explanation:
The main role of microvilli is to increase the area of a membrane through which the cell can absorb nutrients. Nutrients from digested food are absorbed into the cells of the intestines.
Membrane Exocytosis
Explanation:It increases PM Area during Cell Spreading. It is found that the total cell surface area increased by about 20% through exocytosis during cytokinesis. The furrowing observed during cytokinesis was indispensable for the cell membrane increase, and vice versa.
Which of the following is NOT part of the Cell Theory? O Cells are the basic unit of life (structure and function) in all living things O All cells have a nucleus containing genetic information O All living things are made of 1 or more cells O All cells come from existing cells
Answer:
All Cells have a nucleus containing genetic information
Explanation:
Electrons travel in circles around the nucleus (proton and neutron center of an atom
In a covalent bond, the shared electrons travel around:
a. Both nuclei.
b. Neither nuclei.
c. The nucleus of the stronger atom.
d. The nucleus of the weaker atoms.
Electrons travel in circles around the nucleus (proton and neutron center of an atom
In a covalent bond, the shared electrons travel around: a. Both nuclei.
What causes an electron to circle?The magnetic force acting on a charged particle is perpendicular to both its direction of motion and the magnetic field when it moves at right angles to the magnetic field. Circular motion may occur from this.
The lowest energy electrons are located on the circle that is most next to the nucleus. The highest energy electron is found on the outermost circle, followed by eight others with greater energies.
Orbitals are the names for these areas of space. Each orbital can only ever have a maximum of two electrons present. Since all electrons with the same amount of energy must inhabit the same zone, according to Bohr, electrons have fixed amounts of energy.
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PLS HELP 30 POINTS
Humans impact the environment in a variety of ways, good and bad. And sometimes, doing the same thing in a different way can have a very different impact. Sort the activities below according to whether they have a detrimental or beneficial impact on our environment.
Question 1 options:
Clear cutting an old forest
Sustainably harvesting trees
Constructing a salmon fish farm
Overfishing of certain species
Answer:
Clear cutting an old forest: detrimental
Sustainably harvesting trees: beneficial
Constructing a salmon fish farm: beneficial
Overfishing of certain species: detrimental
Explanation:
Give me brainliest if that helped :)
Explain how the sodium/potassium exchange pump in the axon of neurons
maintains polarity. (2 marks)
Explain why polarity in an axon is necessary.
According to the research, the correct option is that the sodium-potassium pump is an ion exchanger, passing sodium ions (Na+) to one side of the membrane and moving potassium ions (K+) in the opposite direction, exerting polarity changes in the membranes.
What are the sodium/potassium exchange pumps?It is a physiological event that takes place between cells, during which an exchange of potassium ions for sodium ions occurs, being essential for the execution of the action potential, necessary for the transmission of electrical impulses from neuron to neuron.
In this sense, to act as an enzyme and be able to serve as a transport for NA and K ions, it needs the hydrolysis of ATP, leaving potassium ions on the side of the cytoplasm said polarity, generates a flow that allows the transmission of electrical potential , that is, the nerve impulse that moves the muscles.
Therefore, we can conclude that according to the research, the correct option is the sodium-potassium pump is an ion exchanger, passing sodium ions (Na+) to one side of the membrane and moving potassium ions (K+) in the opposite direction, exerting polarity changes in the membranes.
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are most chemical reactions in living cells at equilibrium
No, equilibrium chemical reactions do not exist in living cells.
Define chemical equilibrium.Chemical equilibrium refers to the situation in a chemical reaction where both the reactants and products are present in concentrations that have no further tendency to change over time, preventing any discernible change in the system's properties. When the forward reaction and the reverse reaction go forward at the same speed, this condition results. The forward and backward reactions typically have equal, if not zero, reaction rates. The concentrations of the reactants and products do not change on a net basis as a result. Dynamic equilibrium is the name given to such a situation.
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complete question is "Are most chemical reactions in living cells at equilibrium in living cell."
PLEASE HURRY, I'LL GIVE YOU 50 POINTS! Which two cell structures are found in eukaryotic cells but not in prokaryotic cells?
Choose two:
A) Plasma membrane
B) Nucleus
C) Mitochondrion
D) Cytoplasm
What holds ovum and what produces estrogen?
Answer: ovaries
Explanation:
The ovaries produce the female reproductive hormones estrogen and progesterone. Both of these hormones are used in the maturing of a female, helping them develop and become able to have children.
The ovaries also contain ovum. The ovum is a reproductive cell found in women. The ovum divides and gives rise to an embryo when fertilized by a male cell (sperm).
what would happen if every piece of technology around you were to disappear
Answer:
then there's no Wi-Fi call the ones we love and life would start get boring A world without technology would be very stressful, and without the technology that exists, we would have many problems that we don't have today. we wont have cars gas nice houses life would be disaster also no medicine would be there and lots people would die in hospitals.
Explanation:
Hope this helps♡
The properties of water are an essential part of what makes water unique. What effect does the properties of water have on Earth's surface and its systems?
The effect which the properties of water have on Earth's surface on the Earth's surface is that its unique polarity nature results in weathering and erosion.
However, water's unique properties also has an effect on living systems as it helps to dissolves solvent. This one unique property is the greatest property that water has such that the the Earth and its systems uses water as a universal solvent.
That being said, the effect of water cannot be overemphasized on the whole earth as is used by by all living organisms.
Properties of waterBelow are some few unique properties of water:
Water is a universal solvent. Water has heat capacityIt can conductor electricitySo therefore, the effect which the properties of water have on Earth's surface on the Earth's surface is that its unique polarity nature results in weathering and erosion.
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Sexual reproduction ____ variation and selective breeding ____ variation
A.) increases, decreases
B.) increases, increases
C.) decreases, decreases
D.) decreases, increases
Answer:
Explanation:
sexual reproduction increases variation and selective breeding decrease variation
Answer:
its a
Explanation:
trust
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Centrosome, Lysosome and Peroxisome are all typical of which type of cell?
Centrosome, Lysosome, and Peroxisome are all typical of the eukaryotic type of cell.
What are centrosomes?Centrosomes are cells made up of two cylindrical cells. In animal cells, centrioles aid in cell division. They build the cilia and flagella of the cells' basal bodies.
Lysosomes perform both the intracellular digestion of bacteria and the autolysis or self-digestion, of cells.
The peroxisome is a component of plant photosynthetic cells. The liver and kidney cells of vertebrates include the oxidase and catalase oxidative enzymes, which are separated by a unit membrane.
Thus, the cells given are eukaryotic cells.
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A new sea star species has been identified in Australia. This species is a hermaphrodite that self-fertilizes and keeps its young inside of its body. Other species of sea stars in this genus have both male and female sea stars. They release eggs and sperm into the water where the egg is fertilized. How does the new sea star species influence our understanding of biology? Select all that apply.
A.
It shows that populations of organisms share the same habitat.
B.
It shows that populations of organisms in a community stay the same.
C.
It shows that populations of organisms can separate into new species.
D.
It shows that populations of organisms have a certain carrying capacity.
E.
It shows that populations of organisms interact with the nonliving environment.
F.
It shows that populations of organisms have individuals that form with new traits.
The new sea star species influence our understanding of biology It shows that populations of organisms have individuals that form with new traits.
Why are sea stars a keystone species?
In Australia, a brand-new species of sea star has been discovered. This species is a hermaphrodite that carries its eggs inside of its body and self-fertilizes. There are male and female sea stars in other species of sea stars in this genus. In the water, when the egg is fertilized, they discharge eggs and sperm.
Ochre Sea Star. A keystone species is an organism that helps define an entire ecosystem. By keeping populations of mussels and barnacles in check, this sea star helps ensure healthy populations of seaweeds and the communities that feed on them—sea urchins, sea snails, limpets, and bivalves.
Sea stars are important members of the marine environment and are considered a keystone species.
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who is good a biology
What is true about the structure or function of the plasma membrane?
1 .It attracts the water the cell needs.
2.It is made entirely of proteins.
3.It performs active and passive transport.
4.The double layer prevents anything from entering the cell.
Answer:
3
Explanation:
1 is wrong bc the cell membrane does not attract what the cell needs. 2 is wrong because it is made of more things than just proteins, and some helpful things enter the cell making 4 wrong.
A scientist is examining a single-celled organism that is often found in the human body; some examples of this
organism are helpful and some are harmful to humans. What kingdom does this organism belong to?
Protista
• Eubacteria
• Archaebacterio
O Animalia
Answer:
Eubacteria
Explanation:
Single called organism. Kingdom Prostista and Monera includes unicellular organisms. Hence Animalia is eliminated.
Single called organisms often found in human body is more directed to Kingdom Monera, as they are more in numbers inside our body[tex].[/tex]
Archaebacteria are primitive bacteria that are found mostly in extreme places. Hence Eubacteria wins! Eubacteria is the correct option.
Scenario: Researchers posted ads in the newspaper to recruit participants for their study of a new treatment for agoraphobia (the fear of open places). 87 people responded to the ad, but only 60 of those actually reported being agoraphobics. Of the sixty, 20 were randomly placed in a condition (NEW) in which they received the new treatment. It was explained to the NEW participants that the treatment they would be receiving was promising but new, so they would be monitored carefully to watch for any undesirable side effects. Twenty other participants were assigned to a condition (OLD) in which they received an older, more traditional form of treatment. These participants were told that they were not receiving the new treatment but an older treatment that had been around for awhile, so the chances of side effects were minimal. Finally, 20 other participants were randomly assigned to a group (NO) that received no therapy. After six months of treatment, researchers found that the participants in the NEW condition were exhibiting 64% fewer symptoms of agoraphobia than before they started the treatment. Participants in the OLD condition were exhibiting 42% fewer symptoms, and participants who did not receive therapy exhibited 22% fewer symptoms than six months ago. Researchers were pleased with the results, concluding in an article they were writing that a new treatment had been found that will be more successful with agoraphobics than previous treatments.
Question #1- do you agree with the conclusion of the researchers? write a paragraph describing an alternative explanation for the result
Question 2- also write a paragraph describing how the experiment might have been designed so as to rule out the alternative explanation that you provided
Yes i agree with the conclusion made by the scientists on the experiment for agoraphobia.
This could be due to psychological factors
:Another explanation could be that each patients' levels of this phobia is variable . However, comparing the findings of each one is more likely to occur if the patients' levels of phobia are equal. To determine whether the tests are effective vs if nothing is done to address the problem, the "none" is compared to the tests. To compare with the "new," the "old" is present. It would be inefficient and necessary to eliminate the "new" if it is neither better nor worse than the old.
Agoraphobia is a fear of being in precarious situations or of not being able to get aid if something goes wrong. A person with agoraphobia could be afraid of riding public transportation.A tragic childhood event, such losing a parent or experiencing sexual assault. suffering a stressful incident, such as a death in the family, a divorce, . a history of mental diseases including depression, bulimia, or anorexia nervosa. misuse of drugs or alcohol.
randomization guarantees that every patient has an equal chance of receiving any of the therapies being studied. It also creates comparable intervention groups.
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HELP
demonstrate the law of independent assortment by listing the 4 alleles that are produced when a pea plant with the Genotype YyRr produces gametes
Answer:
Mendel used the dihybrid cross between a homozygous pea plant with yellow round seeds and a homozygous pea plant with green wrinkled seeds. The parents have the alleles YYRR and yyrr, respectively.
During meiosis, the chromosomes are separated so that only half the genes are transported to the gametes. The possible genotypes of the gametes then become YR and yr.
As the parents are crossed, the fusion of the gametes results in the F1 hybrid with the YyRr genotype.
Explanation:
The F1 hybrids have the phenotype of yellow round seeds as the dominant allele Y for yellow color, and the dominant allele R for the roundness is expressed.
The alleles in F1 hybrids can now be segregated into four parts; Y for yellow color, y for green color, R for roundness, and r for wrinkledness.
The four alleles can combine in several combinations to produce different genotypes and phenotypes.
On further crossing, four types of gametes can be formed; YR, Yr, yR, and yr. These gametes fuse to form sixteen individuals in the F2 generation.
The ratio of the F2 hybrids is 9 yellow round: 3 yellow wrinkled: 3 green round: 1 green wrinkled.
This proves that both characters are inherited independently of one another and are expressed according to their dominance.
in which organizational level is the eye in
Answer:
organ
Explanation:
Explain the anatomical concepts associated with human development
The anatomical concepts associated with human development deals with the ways and different processes in which the body developed from a zygote which is formed from the fusion of the male and female gamete.
What is Development?This is defined as the prices in which the body grows into maturity from the pregnancy stage to adulthood and it starts with the fertilization process which results in the implantation of the zygote in the uterus.
After some weeks, the parts of the body are formed and are usually visible when a scan is done and the body are formed with adequate supply of nutrients in the body which enhances the process of cell division such as mitosis which is responsible for the growth and repair of worn out tissues.
This concept of growth is how humans develop as a result of organs such as the brain etc being involved in this process also which explains how the anatomical concepts are associated with human development.
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why do you think a significant portion of the U.S. population today still doubts evolution, despite all of the evidence?
A significant portion of the US population today still doubts evolution, despite all the evidence, because there is no testable evidence about evolution, it's just evidence.
What were the criticisms leveled at Darwinism?The big problem with Darwinism is its claim to explain the existence of all forms of life through a blind mechanism like natural selection and its consequent denial of all teleology towards a transcendent.
What explains the evolution of species?
The idea of biological evolution does not refer to a hierarchical data between species, but to the changes that have taken place over the years, by the action of mutations followed by natural selection.
With this information, we can conclude that The main name of evolutionary thought was Charles Darwin, who established the law of Natural Selection. However, due to little study in the field of genetics, Darwin was unable to explain how the characteristics of individuals were passed on.
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11. In the space below, draw a sketch to help you remember what negative feedback is.
Answer:
Click the file to view a picture that can be used as an example.
Explanation:
True or False Heat or thermal energy can only come from burning wood
Answer:
true
Explanation:
because burning woods provides heat
Which specialized cell type would be found lining the trachea, the part of the body that brings air to the lungs?
Answer: Epithelial Cells
Explanation: It is epithelial cells because epithelial cells are cells that are found in the body surfaces. The conducting passage ways of trachea, nasal cavity, bronchi, bronchioles are lined with a special type of epithelial cells called pseudo stratified columinar epithelial cells which is ciliated and have mucus secreting globlets. These cells are found in the trachea because they have thin surface that facilitate diffusion, moisten the passage ways and protect the trachea from pathogens.
Unlike the methods of early scientists, how did Sir Francis Bacon believe basic laws of science should be determined?
A. By using inductive reasoning based on empirical evidence
B. By using inductive reasoning based on a few basic truths
C. By using deductive reasoning based on a few basic truths
D. By using deductive reasoning based on empirical evidence
Answer:
A. By using inductive reasoning based on empirical evidence
Explanation:
Answer:
A.by using inductive reasoning based on empirical evidence
Explanation:
