Answer:
40 girls
Explanation:
Which of the following organelles is responsible for providing a barrier between the cell and its surroundings?
nucleus
cytoplasm
Golgi apparatus
cell membrane
Answer:
The correct answer is D, cell membrane.
Explanation:
I hope this helps you! :)
Describe one method for reducing nitrogen oxide emissions into the atmosphere from anthropogenic sources.
Answer:
One way of controlling NOx emissions is to use low-nitrogen fuels. Another is to modify combustion conditions to generate less NOx. Flue gas treatment techniques, such as selective cata- lytic reduction (SCR) processes, can remove NOx.
Explanation:
One method of keeping NOx emissions is to use low-nitrogen fuels. Another is to change combustion requirements to generate less NOx. Flue gas treatment techniques, such as selective catalytic reduction processes, can remove NOx.
How can we reduce the emission of nitrogen oxides into the atmosphere?
Nitrogen emissions can be decreased by making procedure changes (such as modifications to the combustion process) or by installing air pollution control equipment (such as selective non-catalytic reduction (SNCR) or selective catalytic reduction (SCR)).
Thus, selective catalytic reduction processes can remove NOx.
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Which bacterial taxa were overabundant before partial capture of oil began? Which two taxa
returned to normal abundance soonest? Why do you think their abundances decreased when
they did?
I
What does the dashed line on June 3 represent? How do you think this action by humans
changed the microbial community?
What does the solid line on July 15 represent? How do you think this action by humans changed
the microbial community?
If bacteria like Oceanospirillales and Pseudomonas were not naturally present in the Gulf of
G
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What is the source of complex organic matter that fueled the enrichment of bacteria after the well was shut-in?
What do you think was the source of complex organic matter that fueled the enrichment of bacteria after the well was shut-in? The hydrocarbon-degrading bacteria in this study have existed naturally in the ocean for millions of years, long before humans began drilling for oil.
What do scientists need to look at before developing an argument? The validity of data, claims, hypotheses, and observations. Their opinion and personal views. The arguments of famous people on the topic. The arguments that make the most sense for society.
Answer:
The validity of data, claims, hypotheses, and observations.
Explanation:
Scientific objectivity, free from personal bias & socially desirable norms : is very important for developing a valid scientific argument.
So, before developing an argument, scientists need to look at : The validity of data, claims, hypotheses, and observations. Their opinion and personal views, the arguments that make the most sense for society - are not needed to be looked upon here . However, The arguments of famous people on the topic can also serve as a good preliminary literature base for developing an argument
Answer:
A.) The validity of data, claims, hypothesis, and observations.
Explanation:
I jus got 100% on the quiz.
Fish populations and other aquatic resources are likely to be affected by changes in what aquatic factors? a. Water temperatures b. Disease c. Water quality d. All of the above.
Answer:
The answer should be D - All of the above.
Explanation: If water is too cold, fish will die. If water is too hit, fish will die.
If there is a disease in the water, fish can get infected resulting in death.
Some fish live only in specific type of water. For example, if some fish dont have salt in the water, they will die. (sharks)
Make sure to give thanks! <33
This community is protecting it’s watershed by protecting natural vegetation along the river, limiting pesticides and fertilizer, and banning dumping in the river. What catastrophic event would have the biggest impact on it’s watershed?.
Flood is the catastrophic event would have the biggest impact on its watershed.
What is flood?
Flood is the overflow of water from the water resources such as rivers, lakes, and oceans.
It is one of the natural disasters that happen due to access of rain or breaking of dams etc.
Flood can affect the quality of water, there become scarcity of clean water.
People lost their home due to entry of water in the homes.
Thus, the catastrophic event is flood.
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XY chromosomes form what gender.....
Answer:Male
Explanatio males have one x and one y while females have two xx chromosomes
What is meant by the clonal expansion of a b cell?.
Answer:
An activated B cell divides into cells that give rise to memory B cells and plasma cells.Thanks!
Mark me brainliest!
Answer:
An activated B cell divides into cells that give rise to memory B cells and plasma cells.
Explanation:
What class do human beings belong to?
Answer:
mammals
Explanation:
Answer:
Mammal
The human species, Homo sapiens, is placed in the primate order of the class of mammals, which are chordates in the animal kingdom
be specific.
imagine you are visiting Iceland. your flight to Iceland from the east coast of the United States is shorter than your return flight. explain why. which current is responsible
Answer:
The main reason for the difference in travel time is due to the jet stream. The jet stream is high altitude wind that blows from the west to the east across the globe. Airplanes fly into the jet stream at 30,000 feet and then travel with these winds.
Explanation:
theres my answer
Answer:
The Gulf stream because it is a warm current which causes a difference in air pressure
Explanation:
Which could be the location where water emerges from the surface as a spring?
O 1
O 2
O 3
O 4
which process is the main source of movement
A species of asexually reproducing bacteria can have new offspring in 40 minutes, and a species of sexually reproducing salamanders can have new offspring in 48 months.
Which statement best describes this situation?
This is a disadvantage for both species.
This is a disadvantage for the bacteria and an advantage for the salamanders.
This is an advantage for the bacteria and a disadvantage for the salamanders.
This is an advantage for both species.
Answer:
It's an advantage for the bacteria, not an advantage for the salamander
Explanation:
The point of reproduction ideally is to produce as many offspring in as little time as possible, to increase the number of offspring that thrive. Therefore the bacteria being able to multiply quickly is an advantage and will most likely increase the chances of evolution occuring sooner (antibiotic resistant bacteria for example). The salamander having to wait 4 years to have few offspring will make the number of babies they're able to have in a lifetime rather low.
This is an advantage for the bacteria and a disadvantage for the salamanders. So, the correct option is (C).
What is Asexual reproduction?Asexual reproduction is defined as a mode of reproduction in which a new offspring is produced by a single parent where the new individuals produced are genetically and physically identical to each other i.e. they are clones of their parents.
Asexual reproduction is observed in both multicellular and unicellular organisms where the process does not involve any kind of gamete fusion and there is no change in the number of chromosomes. It will inherit the same genes as the parent, except in some cases where a rare mutation is likely to occur.
Through this method, organisms reproduce quickly while through sexual reproduction, organism take time which is a disadvantage.
Thus, this is an advantage for the bacteria and a disadvantage for the salamanders. So, the correct option is (C).
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According to the cladogram, which of the following is the derived characteristic shared by amphibians and reptiles? jaws bony skeleton lungs
Answer:
c
Explanation:
i just did it!
Answer:
c
Explanation:
i don't really know
Why are autotrophs the most important organisms on the planet?
Answer:
They help our ecosystems and food chains all over the world
Explanation:
Autotrophs are the most important organisms on the planet because they are fundamental to food chains all over the world. They take energy from the environment in the form of sunlight or inorganic chemicals and use it to create fuel molecules like carbohydrates to release the hydrogen atoms that fuel the metabolic process of primary production.
Explanation is in the paragraph above. Hope that helps!
Answer:
Autotrophs or organisms that make their own food such as any type of plants are the most imporant species on Earth because without them the food chain would collapse. Plants are eaten by herbivores which are eaten by predators (carnivores). Without the plants, herbivores would starve and in return, carnivores would die off as soon as there is no more protein or meat to scavenge or eat.
BRAINLY AND LOTSSS OF POINST IF ANSWERED FAST AND RIGHT14. Discuss the density of water? Of ice? Why is this different than would be expected?
15. Why does a frost kill plants
Answer:
Density
Explanation:
Please help me!! Please quickly
In the 1952 London smog crisis, natural weather conditions and human activity combined in a positive feedback loop that resulted in an estimated 4000 deaths. Name the two principal elements in this loop.
Smog and natural conditions develop by industrial pollution and high-pressure weather, the two principal elements in this positive feedback loop, resulted in an estimated 4000 deaths.
What is smog?Smog is a term used for air pollution, it is a mixture of smoke and fog, Smog is generally seen in industrial areas, and remains a usual sight in some cities today.
The principal elements that lead to the estimated death of 4000 people were caused by smog and natural weather conditions. Smog was a major cause of modifying weather conditions such as pollution, which is intense for humans and other animals.
Therefore, industrial pollution and high-pressure weather conditions are the two principal elements of the smog crisis, that resulted in an estimated 4000 deaths.
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7.)
With both the Belgian Blue cattle and the Piedmontese cattle, which level of protein structure that is
so important in determining how the protein will function is probably disrupted? Why is it disrupted?
Mutations that lead to protein disruption will produce defective proteins by affecting the first level (amino acid sequence). Defective proteins are non-functional.
What is mutation?A mutation is any alteration in the nucleotide sequence of the genome (i.e., the genetic material) of an organism.
Mutations in genes may lead to the generation of different types of proteins that encode for different amino acids.
The first level of protein structure is the amino acid sequence, thereby mutations may affect this level.
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amebas are single celled organisms that need to obtain food in order to
Finish the sentence
Explanation:
amebas need food to carry out life functions
The venomous lionfish is native to the Indian Ocean and the South Pacific Ocean. This fish has recently been introduced into the Atlantic Ocean. Which is the most likely consequence of the introduction of this invasive species?
Native fish species will not be affected by the lionfish.
Native fish species will increase in population due to new prey species. Native predators will quickly decrease the population of the lionfish.
Native fish species will show reduced populations due to competition with the lionfish.
The most likely consequence of the introduction of this invasive species into the Atlantic ocean is that native fish species will show reduced populations due to competition with the lionfish.
Why would native species decrease in population?This has to do with competition. An invasive species cause harm to the ecosystem into which it is introduced. Most often, this is due to it out-competing native species for the available resources such as food. This results in a decrease in the population of the native species of fish in the Atlantic ocean.
Therefore, we can confirm that the introduction of this invasive species into the Atlantic ocean is that native fish species will show reduced populations due to competition with the lionfish.
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Air mass that forms over the ocean and near the equator of the earth.
Help pleaseeeeeeeeeeeeeeereeee
Answer:
The answer is D. Kidneys absorb more water,volume of water lost from the skin increases and the hairs on the skin lie flat
Why are retroviruses considered a special class of viruses?.
Answer:
Retroviruses are a type of virus that uses a special enzyme called reverse transcriptase to translate its genetic information into DNA.
Explanation:
That DNA can then integrate into the host cell's DNA. Once integrated, the virus can use the host cell's components to make additional viral particles.
what organelle do you think is the absolute most important for humans and why?
Answer:
the nucleous is one of the most imp. organelle in a cell it is often the largest organelle I'm animal cell but this is always not the case nuclei contain the genetic material called DNA that is responsible for controlling and directing all cell activities!!
hope this helps✌
Why did the Earth not keep its first atmosphere?
Answer:
These molecules of gas moved so fast they escaped Earth's gravity and eventually all drifted off into space. Earth's original atmosphere was probably just hydrogen and helium, because these were the main gases in the dusty, gassy disk around the Sun from which the planets formed.
what are some common properties of covalent compounds?
Image courtesy of NASA
On the map above, what landform is located at oval C?
A. the Sahel
B. the Sahara Desert
C. the Nile River Valley
D. the Atlas Mountains
Please select the best answer from the choices provided
A
B
D
Save and Exit
Next
Mark this and return
Answer:
Pretty sure it's C : The Nile River Valley.
Explanation:
At Oval C, there's a river shown in the shape of the Nile River so I'm 99% sure it's the Nile River Valley.
Answer:
b i just took this and this is the answers they give u please mark brainly
Explanation:
A student looks through a microscope and sees a dark spot. Upon moving the slide he notices that the dark spot does not move. Indicate the two possibilities as to cause of the problem.
Type the correct answer in the box. Spell all words correctly. Jason was part of a team that had to calculate the incoming solar radiation and outgoing terrestrial infrared radiation. What did Jason’s team study? Jason’s team studied the , which measures incoming solar radiation and outgoing terrestrial infrared radiation.
Jason's team studied the concept of Earth's energy balance (budget).
What do you mean by Solar radiation?The radiations that fall on the surface of the earth from the sun, are referred to as solar radiations.
The Earth's energy balance is a type of balance that is made between the amount of incoming solar radiation coming from the sun and outgoing terrestrial infrared radiation from the earth. This process maintains the average temperature of the earth's surface.
Therefore, if Jason's team had to calculate the incoming radiation and outgoing terrestrial radiation, his team needs to study the concept of Earth's energy balance.
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differentiate nebular hypothesis and solor nebula theory
Explanation:
The Nebular hypothesis is the most widely accepted model in the field of cosmogony to explain the formation and evolution of the Solar System (as well as other planetary systems). It suggests that the Solar System formed from gas and dust orbiting the Sun. The theory was developed by Immanuel Kant and published in his Allgemeine Naturgeschichte und Theorie des Himmels ("Universal Natural History and Theory of the Heavens"), published in 1755 and then modified in 1796 by Pierre Laplace.
The solar nebular hypothesis describes the formation of our solar system from a nebula cloud made from a collection of dust and gas. It is believed that the sun, planets, moons, and asteroids were formed around the same time around 4.5 billion years ago from a nebula.