Substances as large as or larger than _____________ are normally not allowed to pass through the filtration membrane.
Answers
Substances as large as or larger than proteins are normally not allowed to pass through the filtration membrane.
The filtration membrane, found in various biological systems such as the glomerular filtration barrier in the kidneys, acts as a selective barrier that allows the passage of smaller molecules and ions while restricting the passage of larger molecules like proteins. This filtration process helps regulate the composition of fluids and prevent the loss of essential molecules from the body.
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Related Questions
The map shows regions of Africa Europe Asia and Australia. It also shows a range of deforestation zones in these continents. On the map, red stands for high deforestation dark green stands for medium deforestation blue stands for low deforestation and pink stands for unavailable data identify the areas where species are most at risk of habitat loss.
Answers
Answer:
Red area stand for high deforestation
Explanation:
The species are most risk of habitat loss at red zone that stands for high deforestation.
Because of high deforestation, the natural habitat is getting lost at faster rate in red area which will affect the natural vegetation and animals living in the forest.
Hence, the correct answer is red zone stands for high deforestation.
Answer:
Anything in a red zone
Explanation:
For me it was, Africa and Australia
These antibiotics include penicillin and its derivatives and work by inhibiting the production of the bacterial ____________ .
Answers
These antibiotics include penicillin and its derivatives and work by inhibiting the production of the bacterial enzymes
These antibiotics include penicillin and its derivatives and work by inhibiting the production of the bacterial enzymes.
What is Penicillin's mechanism of action?
The Penicillium mold is the source of penicillin, one of the first and still-commonly-used antibiotics. The numerous mold species that produce different types of penicillin ; the naturally occurring penicillins (those produced during the fermentation process of mold) and the semi-synthetic penicillins are two categories into which penicillium can be categorized.
All penicillins function in the same way, which is to inhibit the bacterial enzymes necessary for the creation of cell walls in replicating microorganisms and to activate other enzymes that demolish the microorganism's protective wall. They are therefore only effective against microbes that are actively forming cell walls and multiplying, and they are likewise safe for use on human cells.
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Describe how the burning of fossil fuels affect the carbon cycle
Answers
Members of a lacrosse team raised $1431.75 to go to a tournament. They rented a bus for $1051.50 and budgeted $29.25 per player for meals. Write and solve an equation which can be used to determine pp, the number of players the team can bring to the tournament.
Answers
The equation to determine the number of players the lacrosse team can bring to the tournament is: pp = (1431.75 - 1051.50) / 29.25, where pp represents the number of players.
To determine the number of players the team can bring to the tournament, we need to subtract the cost of the bus rental from the total amount raised and divide the remaining funds by the budget allocated per player for meals.
Let's break down the equation:
- The total amount raised by the team is $1431.75.
- The cost of the bus rental is $1051.50.
- The budget allocated per player for meals is $29.25.
To calculate the number of players, we subtract the cost of the bus rental from the total amount raised:
1431.75 - 1051.50 = 380.25.
Then, we divide the remaining funds by the budget per player for meals:
380.25 / 29.25 = 13.
Therefore, the lacrosse team can bring 13 players to the tournament, given the amount raised, the cost of the bus rental, and the budget allocated per player for meals.
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answers
1.only type ab
2.types A,B,AB,and O
3.only types A and B
4.only types A,B and O
Answers
Answer: Ignoring the I's which make no sense. your answer should be C
Explanation:
for animals housed outdoors, any shelters provided to them should be:
Answers
Animals housed outdoors should be provided with shelters that offer protection from the elements and promote their well-being.
In biology, the term "animal" refers to a diverse group of multicellular organisms that belong to the kingdom Animalia. Providing shelters for animals housed outdoors is essential to ensure their welfare and safety. These shelters should protect them from extreme weather conditions such as excessive heat, cold, rain, or snow. The shelters should be designed to offer shade and insulation, preventing the animals from overheating or becoming too cold. They should also be structurally sound and resistant to harsh weather, providing a secure environment for the animals.
Additionally, the shelters should be spacious enough to accommodate the animals comfortably, allowing them to move around and lie down without restrictions. Adequate ventilation is also crucial to maintain good air quality and prevent the buildup of moisture or odours inside the shelter. Overall, shelters for animals housed outdoors should prioritize their protection, comfort, and well-being.
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Help me ASAP!!!! Why is winter in the Southern Hemisphere
Answers
Answer:
When the North Pole is tilted towards the Sun, the northern hemisphere experiences summer solstice. At this time, since the south Pole is tilted away from the Sun, the southern hemisphere experiences winter solstice. That is why, When it is summer in the northern hemisphere, it is winter in the southern hemisphere.
Explanation:
When the North Pole is tilted towards the Sun, the northern hemisphere experiences summer solstice. At this time, since the south Pole is tilted away from the Sun, the southern hemisphere experiences winter solstice. That is why, When it is summer in the northern hemisphere, it is winter in the southern hemisphere.
Who is given credit for the basic design of the periodic table of the elements?
John Dalton
Gregor Mendel
Dmitri Mendeleev
Ernest Rutherford
Answers
Answer:
the answer is C Dmitri Mendeleev
Explanation:
In 1981, humans accidentally introduced a canine virus to the wolf population. how did this affect the wolf population? how did it affect the moose?
Answers
Canine virus to the wolf population in 1981. It is possible that this incident may have occurred in a specific location, but it is not a widely known event.
However, I can tell you generally how a viral disease could potentially affect wolf populations and their prey, such as moose. Viral diseases can spread rapidly among wild animals, and if a virus were introduced to a population that had no natural immunity to it, it could potentially cause significant mortality rates. Canine viruses are viruses that primarily infect dogs, although they can also infect other canids such as wolves and coyotes. Some examples of canine viruses include canine parvovirus, canine distemper virus, and canine influenza virus.
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The enzyme that adds new nucleotides to build mRNA is called
Answers
Answer:
RNA polymerase
Explanation:
The polymerase then aligns the correct nucleic acid (A, C, G, or U) with its complementary base on the coding strand of DNA. RNA polymerase is an enzyme that adds new nucleotides to a growing strand of RNA. This process builds a strand of mRNA.
Which of the following foods take the most energy from the
ecosystem to produce?
Group of answer choices
Bread
Pig
Herbivorous Fish
Chicken
Answers
The food that generally takes the most energy from the ecosystem to produce is meat, specifically the B. Pig and D. Chicken.
Meat production requires a significant amount of resources, including land, water, feed, and energy, which contributes to its higher ecological footprint compared to plant-based foods. Raising animals for meat involves multiple steps in the production chain. First, the animals need to be fed, and this requires the cultivation of crops such as grains and soybeans. These crops require land, water, fertilizers, and pesticides for cultivation.
Furthermore, the animals require water for drinking and maintaining their living conditions. The process of raising and managing animals also involves energy consumption for transportation, housing, and processing. In comparison, plant-based foods like Bread and Herbivorous Fish have a lower ecological impact.
By choosing plant-based foods over meat, individuals can contribute to reducing their ecological footprint and promoting more sustainable food production systems. Therefore, Option B and D are correct.
Which of the following foods take the most energy from the
ecosystem to produce? Group of answer choices
A. Bread
B. Pig
C. Herbivorous Fish
D. Chicken
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Once you enter the dissection or histology study areas for a certain body system, you need to first select a specific view, such as anterior or posterior, and then select a topic to study, for example muscles of the abdomen.a. Trueb. False
Answers
Once you enter the dissection or histology study areas for a certain body system, this statement is false.
Dissecting a dead animal or plant's body into its component parts allows scientists to better understand the anatomy. To ascertain a person's cause of death, pathologists and forensic doctors use autopsies.
Biology's field of histology, commonly referred to as microscopic anatomy or microanatomy, analyses the microscopic structure of living tissues. The microscopic equivalent of gross anatomy, which examines larger structures that are visible without a microscope, is histology.
Students can better grasp cell behavior and reproduction through histology, which will make cellular biology more approachable. Students can predict and comprehend organ activity and function by learning histology because tissues are the foundation of almost everything in the body.
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the only preaustralopithecine found outside the east african rift valley is: group of answer choices orrorin tugenensis. ardipithecus kadabba. sahelanthropus tchadensis. ardipithecus ramidus.
Answers
The only preaustralopithecine found outside the East African Rift Valley is Sahelanthropus tchadensis.
Pre-Australopithecines is the informal term that is used to describe a group of extinct hominids that existed before the Australopithecines. They are considered the earliest species of human-like primates. They lived around 5.5 to 7 million years ago and are known to have lived in forested areas of Africa, which is different from the later hominids that lived in savannah-like environments. This group includes the following species: Sahelanthropus tchadensis,Orrorin tugenensis, Ardipithecus kadabba, Ardipithecus ramidus. The only preaustralopithecine found outside the East African Rift Valley is Sahelanthropus tchadensis.
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In a bacterial transcription complex, how many base pairs of RNA-DNA hybrid are found? a. 35 b. 2 c. 25 d. 8 e. 100.
Answers
In a bacterial transcription complex, there are typically 8 base pairs of RNA-DNA hybrid found. Therefore, the correct answer is D. 8.
Transcription is the process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA). In bacteria, the RNA polymerase enzyme binds to the promoter region of the DNA and begins to unwind the double helix. As the RNA polymerase moves along the DNA, it creates a short RNA-DNA hybrid of about 8 base pairs. This hybrid helps to stabilize the transcription complex and ensures that the RNA polymerase stays attached to the DNA template. Once the RNA polymerase reaches the end of the gene, it releases the newly synthesized mRNA molecule and detaches it from the DNA.
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A fragment of a wild-type polypeptide is sequenced for seven amino acids. The same polypeptide region is sequenced in four mutants. Wild-type N . . . Thr-His-Ser-Gly-Leu-Lys-Ala . . . C polypeptide Mutant 1 N . . . Thr-His-Ser-Val-Leu-Lys-Ala . . . C Mutant 2 N. . . Thr-His-Ser-C Mutant 3 N . . . Thr-Thr-Leu-Asp-C Mutant 4 N . . . Thr-Gln-Leu-Trp-Ile-Glu-Gly . . . C 1. Identify the mutation that produces Mutant 1. 2. Identify the mutation that produces Mutant 2. 3. Identify the mutation that produces Mutant 3. 4. Identify the mutation that produces Mutant 4.
Answers
Here's the analysis of each mutant:
1. To identify the mutation that produces Mutant 1 (Thr-His-Ser-Val-Leu-Lys-Ala), compare it to the wild-type polypeptide (Thr-His-Ser-Gly-Leu-Lys-Ala). The mutation is a single amino acid substitution, where Gly is replaced with Val.
2. To identify the mutation that produces Mutant 2 (Thr-His-Ser-C), compare it to the wild-type polypeptide. The mutation is a deletion that removes the last four amino acids (Gly-Leu-Lys-Ala) from the fragment.
3. To identify the mutation that produces Mutant 3 (Thr-Thr-Leu-Asp-C), compare it to the wild-type polypeptide. The mutation involves two amino acid substitutions: His is replaced with Thr, and Ser is replaced with Asp.
4. To identify the mutation that produces Mutant 4 (Thr-Gln-Leu-Trp-Ile-Glu-Gly), compare it to the wild-type polypeptide. There are three amino acid substitutions: His is replaced with Gln, Ser is replaced with Trp, and Lys is replaced with Ile.
In summary:
Mutant 1: Gly to Val substitution.
Mutant 2: Deletion of the last four amino acids.
Mutant 3: His to Thr and Ser to Asp substitutions.
Mutant 4: His to Gln, Ser to Trp, and Lys to Ile substitutions.
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Which biomes are best suited for (a) raising crops and (b) grazing livestock? Use the three scientific principles of sustainability to come up with three guidelines for growing food and grazing livestock in these biomes on a more sustainable basis.
Answers
Biomes best suited for (a) raising crops are temperate deciduous forests, grasslands, and Mediterranean climates, while (b) grazing livestock thrive in grasslands, savannas, and semi-arid climates.
To promote sustainability in these biomes, consider the three scientific principles of sustainability: solar energy, biodiversity, and nutrient cycling.
1. Solar Energy: Utilize renewable solar energy for crop irrigation and powering livestock operations. This reduces dependence on nonrenewable energy sources and lowers greenhouse gas emissions.
2. Biodiversity: Promote biodiversity by practicing crop rotation and intercropping in agricultural systems. For livestock, maintain a variety of grazing species to prevent overgrazing and promote healthy ecosystems.
3. Nutrient Cycling: Implement sustainable practices like composting and using organic fertilizers in crop cultivation, and promote rotational grazing for livestock, ensuring nutrients are efficiently cycled back into the soil.
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When we talk about soil depletion, which soil horizon are we talking about? Thank you
Answers
Answer:
Surface Horizon (A)
Nutrient depletion of soils is a widespread soil degradation phenomenon that occurs as a consequence of soil erosion (it is the topsoil in which generally most soil nutrients are present that erodes fastest) but also because of poor management practices, such as slash and burn and other subsistence agricultural.
African lungfish, which are often found in small, stagnant pools of fresh water, produce urea as a nitrogenous waste. what is the advantage of this adaptation?
Answers
Urea makes lungfish tissue hypoosmotic to the pool. Small stagnant pools do not provide enough water to dilute the toxic ammonia. Lungfish are freshwater vertebrates of the Dipnoi order. Lungfish are most recognized for preserving ancestral Osteichthyes features, such as the capacity to breathe air.
Ancestral ammonia structures, such as the existence of lobed fins with a well-developed internal skeleton. Lungfish are the tetrapods closest surviving relatives. Only six species of lungfish are known to exist today, and they are found in Africa, South America, and Australia. Lungfish have been found in abundance since the Triassic period, according to the fossil record.
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for pancreatic lipase to effectively digest the fat, the large lipid droplets must first be mechanically separated into smaller droplets; this process is called
Answers
The process through which large lipid droplets are mechanically separated into smaller droplets to enable the effective digestion of fats by pancreatic lipase is referred to as emulsification.
Emulsification is the process through which large lipid droplets are mechanically separated into smaller droplets to enable the effective digestion of fats by pancreatic lipase.
Pancreatic lipase is a type of enzyme that is primarily responsible for the breakdown and digestion of lipids, which are fats and oil molecules.
These enzymes are produced by the pancreas, which is an important organ responsible for the production of digestive enzymes that aid in digestion.
Emulsification allows pancreatic lipase to digest fats more effectively by breaking down large lipid droplets into smaller droplets.
The smaller droplets provide a much larger surface area for the lipase enzymes to work on, thereby speeding up the digestive process.
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For each of the following, 1. identify whether is is nonexcludable, nonrival, neither, or both and briefly explain your answer. and 2. determine which one or more of the following (a, b, c, d) would suffer from the free rider problem. Make sure to fully explain your answers:
a. The Great Smoky Mountains National Park (covers over 800 square miles, has dozens of access points for hiking trails located along public roads and highways).
b. a playground at a local park, such as Luetta Moore Park in Statesboro, GA (if you aren't familiar with Statesboro - it's an open playground in a residential area, there's a fence around part of it, but there's no gate/fence doesn't close)
c. National defense
d. A subway train
Answers
a. The Great Smoky Mountains National Park: Nonexcludable and rivalrous. Free rider problem likely.
b. Luetta Moore Park playground: Nonexcludable. No free rider problem.
c. National defense: Nonexcludable and nonrivalrous. Free rider problem exists.
d. Subway train: Nonexcludable. Free rider problem possible during peak hours.
a. The Great Smoky Mountains National Park: It is nonexcludable because it is difficult to prevent individuals from accessing the park. However, it is rivalrous as the park's resources, such as campsites or parking spaces, can be depleted. Both nonexcludability and rivalry suggest that the park is both nonexcludable and rivalrous. The free rider problem may occur since people can enjoy the benefits of the park without paying for its maintenance or preservation.
b. Playground at Luetta Moore Park: The playground is nonexcludable since it is difficult to prevent people from using it. However, it is nonrival as one person's use does not diminish the usability of the playground for others. Therefore, it is only nonexcludable. The free rider problem may not apply here since the use of the playground does not impose costs on others.
c. National defense: National defense is both nonexcludable and nonrival. It is nonexcludable because it is challenging to exclude individuals from benefiting from defense. It is nonrival because the defense provided to one person does not diminish the defense available to others. Both characteristics make national defense both nonexcludable and nonrival. The free rider problem is prevalent in national defense since individuals can benefit from defense without incurring the costs associated with it.
d. Subway train: A subway train is nonexcludable since it is difficult to prevent individuals from using it. However, it can be rivalrous during peak hours when overcrowding may limit the available space. Therefore, a subway train is only nonexcludable. The free rider problem may not be significant here as long as there are no capacity constraints or overcrowding issues.
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GIVING 50 POINTS
What are the names given to the process by which carbon molecules are broken down to make carbon dioxide and release a great amount of energy? (Choose all that apply)
the tricarboxylic acid cycle
the Calvin cycle
the citric acid cycle
the Krebs cycle
Answers
Answer:
cellular respiration
To release the energy stored in carbon-containing molecules, such as sugars, autotrophs and heterotrophs break these molecules down in a process called cellular respiration. In this process, the carbons of the molecule are released as carbon dioxide.
Explanation:
Why not rest ones?
The citric acid cycle releases NADH and FADH_2 in endThe krebs cycle is known as citric acid cycle .Natural selection is operating as an evolutionary mechanism on this chipmunk population. The
chipmunks that are most likely to survive and reproduce can be found in which cross section on the
graph?
Answers
Due to natural selection, Chipmunks are most likely to survive in cross-section iii.
Natural selection is a fundamental mechanism of evolution that drives the adaptation and diversity of living organisms. It is a process by which certain heritable traits become more or less common in a population over successive generations based on their impact on reproductive success.
The concept was first proposed by Charles Darwin and is central to his theory of evolution by natural selection. The process of natural selection involves three key components: variation, heritability, and differential reproductive success.
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Your question is incomplete, most probably the full question is this:
Natural selection is operating as an evolutionary mechanism in this chipmunk population. The Chipmunks that are most likely to survive and reproduce can be found in which cross-section on the graph?
The image is attached below.
What is ecological succession? Choose the BEST answer.
A. how animals evolve
B. how environments evolve
C. how plants evolve
Answers
Answer:
B. how environments evolve
Explanation:
Hope this helps
WRITE ABOUT PACKAGING OF DNA DOUBLE HELIX IN EUKARYOTES AND PROKARYOTES
Answers
Explanation:
Packaging Of Dna Double Helix:Prokaryotes
↬ No well defined nucleus.
↬ DNA is held with some proteins in nucleoid region.
Eukaryotes
↬ Histones:
↬ Positively charged proteins. ↬ Rich in arginine and lysine. ↬ 5 types:- H₁ H₂A, H₂B, H₃ H₄.↬ Histone octamer:
↬ A pair of 4 histones.↬ Nucleosome:
↬ DNA (-ve charge) makes two complete turns around the histone octamer (+ve charge) to form a nucleosome.Answer:
in prokaryotes there is there is not proper neucloseomw
(30 points!)
What is the relationship among DNA, a gene, and a chromosome?
A chromosome contains hundreds of genes, which are composed of DNA.
A chromosome contains hundreds of genes, which are composed of protein.
A gene contains hundreds of chromosomes, which are composed of protein.
A gene is composed of DNA, but it has no relationship to a chromosome.
A gene contains hundreds of chromosomes, which are composed of DNA.
Answers
Answer:
A chromosome contains hundreds of genes, which are composed of DNA.
Explanation:
A chromosome contains hundreds of genes, which are composed of DNA because chromosomes are structures in the cell that contains long strand of genes and the genes are composed of DNA which are located in the cell nucleus.
The genes on chromosomes are arranged in sequence and these have different location within the cell.
Answer:
c
Explanation:
edge
PLEASE HELP ME
Which of the following is not an example of acceleration?
O an airplane taking off
O a cheetah running 30 m/s
east a car stopping at a red traffic light
O a person jogging 3 m/s along a winding path
Answers
Answer:
A car stopping a red light.
Explanation:
Acceleration is when an object speeds up, not slows down.
Which statement best describes herd immunity? To provide cows and other live stock with vaccines so diseased do not spread among farmers and cattle herders. To provide cows and other live stock with vaccines so diseased do not spread among farmers and cattle herders. The means of protecting community from disease by immunizing a critical number of the population with a vaccine. The means of protecting community from disease by immunizing a critical number of the population with a vaccine. Making sure that every single individual living in an area all have the same vaccinations. Making sure that every single individual living in an area all have the same vaccinations. A made up idea pushed by a political party, to convince the general public to get vaccinated.
Answers
Answer:
a To provide cows and other live stock with vaccines so diseased do not spread among farmers and cattle herders.
Explanation:
because that one makes the most sense and it is true
Which of these blocks harmful untraviolet rays from the sun
Answers
Answer:
A hat? or Sunscreen?
Explanation:
I really don't know which one works better
1. Here is one half of a DNA strand. Complete the other half by writing the complementary base
pairs.
Template Strand - A-T-G-C-A-T-G-T-C-A-C-C
Answers
Answer:
T-A-C-G-T-C-A-G-T-G-G
A goes with T G goes with C
What is pyruvic acid changed into? alcohol fermentation