Answer:
Unlike eukaryotic DNA, which is found in a nucleus, prokaryotic genomic DNA is linked to the plasma membrane as a nucleoid.
Explanation:
Unlike eukaryotic DNA, which is found in a nucleus, prokaryotic genomic DNA is linked to the plasma membrane as a nucleoid.
Answer:
Prokaryotic DNA is freely floating around the cells of the organism and is generally less complex than that of eukaryotes. Eukaryotic DNA is stored in the nuclei of cells and is generally more complex than that of prokaryotes.
Explanation:
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I need help ASAP I need this assessment done by 10:00 and its 9:00
You have explored some informative examples of models. Now it's time to get creative and make your own model. Here is the requirement checklist for your model:
Model types can include drawings, diagrams, physical models, virtual simulations, or videos.
Model must be created by you, not something selected from an online or outside source.
Submit a presentation, picture, video, or screenshot of your model.
Submit a one-paragraph summary describing the topic you chose, your model, what it represents, how you made it, and the specific science involved. It is important that you are using science terminology and are accurate.
there are three topics, I chose cellular respiration but you can do carbon cycle or photosynthesis if either of them is easier
Answer:
This says 'No online sources' but whatever, I'll help with what I can.
Explanation:
You could do a drawing of the photosynthesis cycle, cause thats what I'm best with. The paragraph is on you.
Species Enzyme 1 Enzyme 2 Enzyme 3 Enzyme 4 Guinea pig present present absent present Camel absent absent present absent Capybara present present absent present
Tryptophan metabolism enzymes along the kynurenine route in several animal species
This study's goal was to look into variations in the kynurenine pathway's enzyme activity among different mammals (rabbit, mouse, rat, guinea-pig). A number of enzymes were examined, including liver tryptophan \(2,3\)-dioxygenase, small intestine indole \(2,3\)-dioxygenase, liver and kidney kynurenine\(3-\)monooxygenase, kynurenines, kynurenine-oxoglutarate transaminase, \(3\) -hydroxy anthranilate \(3,4-\)dioxygenase, and aminocarb Additionally assessed were the small intestine's superoxide dismutase activity and the levels of free and total tryptophan in the serum. Only in rats did liver tryptophan\(2,3\)-dioxygenase exist as both holoenzyme and apoenzyme, with only holoenzyme activity being seen in the other species. Additionally, rat had higher levels of small intestine indole\(2,3-\)dioxygenase activity than the other animals under investigation. The small intestine superoxide dismutase activity was greatest in.
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Justine Bebier + Lady Gaga = Justin Gaga
Justin Bieber is a Canadian singer. He was discovered by American record executive Scooter Braun and signed with RBMG Records in 2008, gaining recognition with the release of his debut seven-track EP My World and soon establishing himself as a teen idol.
Give reasons why asexual reproduction produces more offspring in a short period of time.
Differentiate asexual from sexual reproduction.
What is the importance of reproduction among living organisms?
There's no science genre so I picked Biology.
Please help me ☹️☹️☹️
Which trophic level has the least available energy in kilojoules in this food web?
А
Phytoplankton
B
Herbivorous zooplankton
С
Baleen whale
D
Killer whale
Answer:
phytoplankton
Explanation:
Easy question about plant water loss?
Answer:
B,C,F
Explanation:
Identify the hypothesis. Maria collected a tape measure, cardstock, and printer paper. She went to the hallway outside her science classroom to conduct her experiment. First she folded an airplane out of cardstock. She noticed the airplane was very sturdy because it was made of cardstock, which is heavier than printer paper. She then used the printer paper to fold a second airplane. The two airplanes were the same size and design. Standing in the same place for each throw , Maria threw the cardstock airplane ten times and used the tape measure to find the distance the airplane flew after every throw. She repeated the throws and measurements with the airplane made of printer paper. Maria recorded her data in her lab book and graphed the results so she could compare the distances of the airplane flights.
Answer:
Explanation:
Robert measured fifty grams of soil on a balance and placed the soil in a small cup. He repeatedthis process until he had ten cups of soil. Then he planted one bean seed in each of the cups.Robert was careful to push all of the seeds two centimeters deep and cover them smoothly withthe soil.All of the cups were placed in the same windowsill and received the same amount ofsunlight. He gave five of the bean seeds five milliliters of water a day. He gave the other five beanseeds two milliliters of water a day. Every other day Robert measured the bean plants to see howtall they grew.After he measured twenty times he compiled his data and made a line graph toshow the seed growth over time.
What causes the arrows to move in this direction?
O Earth rotating
O air moving to the poles
O Earth's equator
O wind moving over short distances
Answer:
A is the answer
Explanation:
Answer:
i put a and got it right
Explanation:
Gastropods (snails) have a single, whorled shell. If the apex (tip) is pointing up and the opening is to the left, this is known as a condition. (1 pt) a. axial b. dextral c. vertical d. Sinistral 37. What is meant by "regular" when discussing echinoids? (1 pt) a. preferred direction of travel b. the normal condition c. no preferred direction of travel d. a slight bi-lateral symmetry 38. Oysters are bivalves, like clams, but differ from them in all the following ways except what? (1 pt) a. asymmetrical, different size shells b. sessile lifestyle (they do not move) c. have calcite shells d. have two shells 39. What do we suspect is the ultimate cause of the mass extinction at the end of the Cretaceous period? (1 pt) 9. climate change - volcanism meteorite impact - plate tectonics
Gastropods (snails) have a single, whorled shell. If the apex (tip) is pointing up and the opening is to the left, this is known as a sinistral condition. In discussing echinoids, "regular" means there is no preferred direction of travel. Oysters are bivalves, like clams, but differ from them in having asymmetrical, different size shells and having calcite shells.
The ultimate cause of the mass extinction at the end of the Cretaceous period is suspected to be a meteorite impact. The condition in which Gastropods (snails) have a single, whorled shell with the apex pointing up and the opening to the left is known as a sinistral condition.
Echinoids are regular when there is no preferred direction of travel. They have a spherical or disk-shaped internal skeleton known as a test and spines that are mobile. Their test is made up of numerous plates, which in turn are covered in tubercles and pincers. Oysters differ from clams in having asymmetrical, different size shells and having calcite shells.
They are sessile animals that do not move around the seafloor but rather attach themselves to rocks or other hard surfaces. A meteorite impact is suspected to be the ultimate cause of the mass extinction at the end of the Cretaceous period. The impact produced shock waves that generated tsunamis, earthquakes, and firestorms. The ejected dust and debris from the impact site resulted in global darkness and cooling of the Earth's atmosphere.
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PLEASE HELP IM BEGGING BRAINLY IF CORRECT
Which type of stress is most likely acting on the rock shown in the diagram?
A. Tension
B. Rotation
C. Compression
D. Shear
Answer: Tension
Explanation: Apx
Answer:
Your answer would be...
A - Tension
Explanation:
Trust me
Which is NOT one of the four needs of living things?
Homeostasis
Water
Food
Oxygen
answer - homeostasis.
Answer:Homeostasis
Explanation: i am smart
A cow's diet consists of grasses and grains. They do not eat other animals to survive. What kind of an animal is a cow? (A. carnivore) (B. decomposer) (C. herbivore) (D. omnivore)
Answer:
C. Herbivore
Explanation:
Answer:
C. herbivore
Explanation:
A herbivore is an organism that eats plants such as grasses and grains. A carnivore eats other animals to survive so its not a carnivore. An omnivore eats both like people so since omnivores also eat meat, it's not that either. And lastly, A decomposer breaks down organic material such as mushrooms. Therefore, a cow is a herbivore.
Which statement best describes one of the phases represented in the diagram below? The mature forest will most likely be stable over a long period of time. If all the weeds and grasses are destroyed, the number of carnivores will increase. As the population of the shrubs increases, it will be held in check by the mature forest community. The young forest community will invade and take over the mature forest community.
Answer:
The correct answer is - The mature forest will most likely be stable over a long period of time.
Explanation:
The diagram attached with the answer is a diagram of the ecology succession. Ecology succession is the process of the structure of a biological community that evolved from a pioneer community to a climax community over a time period.
Pioneer community is the community that includes the initial biological species that occurs in a newly established environement that evolved to various types of communities. The final stage of ecological succession is called climax community that is the mature forest here, which is a very stable stage that can present for hundreds of years.
What makes birds and planes similar and different.?
Answer:
Airplanes have wings, just like birds. They also have a light skeleton (or framework) to decrease their weight, and they have a streamlined shape to decrease drag. The big difference is that airplanes do not flap their wings.
Which animal is most often used in research and contains more than 90 percent of the same genes as humans
Answer:
Chimpanzees I believe
Explanation:
Why is there a concentration gradient of NaCl in the medulla?
A. There is more NaCl as the filtrate leaves then ascending limb compared to when it enters the ascending limb.
B. Passive transport in the ascending limb helps to establish an ion gradient.
C. The water in the medulla dilutes the NaCl to help contribute to the gradient.
D. There is more NaCl at the start of the ascending limb that decreases as the filtrate moves up the limb.
There is a concentration gradient of NaCl in the medulla because of option D: there is more NaCl at the start of the ascending limb that decreases as the filtrate moves up the limb.
In the cells, tunica adventitia, tubules, and arteries of the medulla, solutes, principally NaCl and urea, accumulate to generate this osmotic gradient (4-6). Once the filtrate enters the ascending branch of the Henle loop and ions are pushed into the interstitium, the tube ceases to be permeable to water. As a result, the filtrate is diluted, and the medulla creates a gradient with higher ion concentrations.
The osmolarity gradient in the renal medulla is low superficially and increases in osmolarity as it descends. What do the nephrons do with the gradient once the kidneys have used a lot of biological energy to develop it?
The kidney can concentrate the filtrate to be 20 times more concentrated than glomerular plasma and PCT filtrate when hormones are present.
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Which enzyme allows a modified form of glucose to get confined within the cell since no transporter for this modified form exists. What modification does the enzyme make and what is the mechanism reaction type
The enzyme which allows a modified form of glucose to get confined within the cell since no transporter for this modified form exists is known as hexokinase.
The modification that the enzyme makes is phosphorylation, whereby a phosphate group is added to the glucose molecule, resulting in glucose-6-phosphate. This modification of glucose-6-phosphate is essential as it keeps the glucose within the cell, and thus it can be used as a source of energy for the cell by glycolysis.Glucose-6-phosphate can then enter the glycolytic pathway, whereby it can either be converted into glycogen or pyruvate through a series of reactions.
This pathway is considered to be an anaerobic pathway since it does not require oxygen to occur. The mechanism reaction type in which glucose is phosphorylated is a transferase reaction, whereby a phosphate group is transferred from ATP to glucose, resulting in glucose-6-phosphate. Hexokinase is an essential enzyme in the body since it helps in maintaining glucose homeostasis.
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Select the feature(s) common to ecdysozoans. (Choose one or more.)
A. spiral cleavage
B. Intermittent growth with molting
C. Waxy cuticle
D. Continuous growth
Why is honesty an important component of bargaining.
Question 7
12 pts
How does the ecological footprint help the following entities?
optimize public project investments
[Choose ]
understand their impact on the planet
[ Choose)
improve sustainability and well-being
[Choose ]
hope this helps
Ecological Footprint accounting measures the demand on and supply of nature.
On the demand side, the Ecological Footprint adds up all the productive areas for which a population, a person or a product competes. It measures the ecological assets that a given population or product requires to produce the natural resources it consumes (including plant-based food and fiber products, livestock and fish products, timber and other forest products, space for urban infrastructure) and to absorb its waste, especially carbon emissions.
The Ecological Footprint tracks the use of productive surface areas. Typically these areas are: cropland, grazing land, fishing grounds, built-up land, forest area, and carbon demand on land.
On the supply side, a city, state or nation’s biocapacity represents the productivity of its ecological assets (including cropland, grazing land, forest land, fishing grounds, and built-up land). These areas, especially if left unharvested, can also serve to absorb the waste we generate, especially our carbon emissions from burning fossil fuel.
Ecological Footprint infographic
Both the Ecological Footprint and biocapacity are expressed in global hectares—globally comparable, standardized hectares with world average productivity.
Each city, state or nation’s Ecological Footprint can be compared to its biocapacity, or that of the world.
If a population’s Ecological Footprint exceeds the region’s biocapacity, that region runs a biocapacity deficit. Its demand for the goods and services that its land and seas can provide—fruits and vegetables, meat, fish, wood, cotton for clothing, and carbon dioxide absorption—exceeds what the region’s ecosystems can regenerate. In more popular communications, we also call this “an ecological deficit.” A region in ecological deficit meets demand by importing, liquidating its own ecological assets (such as overfishing), and/or emitting carbon dioxide into the atmosphere. If a region’s biocapacity exceeds its Ecological Footprint, it has a biocapacity reserve.
Conceived in 1990 by Mathis Wackernagel and William Rees at the University of British Columbia, the Ecological Footprint launched the broader Footprint movement, including the carbon Footprint, and is now widely used by scientists, businesses, governments, individuals, and institutions working to monitor ecological resource use and advance sustainable development. The most prominent calculations are those produced for countries. We call those the National Footprint and Biocapacity Accounts.
A rich and accessible introduction to the theory and practice of the approach is available in the book Ecological Footprint: Managing Our Biocapacity Budget (2019). The European Commission provides a short summary here. Fuller methodological explanations and applications to national policy are available in a Nature Sustainability paper (2021), an two MDPI papers, one on the national accounts method, and the other one on its implications.
there is substantial agreement in bioethics on the general moral principles that should apply to human research, which are:group of answer choicesautonomy, control, and justice.autonomy, beneficence, and justice.autonomy, beneficence, and equipoise.autonomy, justice, and control.
In bioethics, there is substantial agreement on the general moral principles that should apply to human research, which are autonomy, beneficence, and justice.
The principles of autonomy, beneficence, and justice are widely recognized as the foundational moral principles that should guide human research.
Autonomy refers to respecting individuals' right to make their own informed decisions and participate voluntarily in research. It emphasizes obtaining informed consent from participants and ensuring their autonomy is upheld throughout the research process.
Beneficence involves promoting the well-being of research participants and minimizing potential harms. It requires researchers to maximize the potential benefits of the research while minimizing risks and ensuring that the research design is scientifically sound.
Justice pertains to the fair distribution of the benefits and burdens of research. It includes considerations of equitable participant selection, fair access to research opportunities, and the avoidance of exploitative practices.
These three principles together provide a framework for ethical decision-making in human research, ensuring respect for individual autonomy, promoting well-being, and upholding fairness.
While there may be different interpretations and applications of these principles in specific cases, their importance and general acceptance in bioethics are widely recognized.
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of the following, which is one of the causes of disease as explained in the biomedical culture?
One of the causes of disease explained in the biomedical culture is microbial infections, option 2 is correct.
In this perspective, diseases are often attributed to the presence and activity of microorganisms such as bacteria, viruses, fungi, and parasites. These pathogens can invade the body and disrupt its normal functioning, leading to the development of various illnesses. Biomedical research and practice focus on understanding the mechanisms of microbial infections, including their transmission, replication, and interaction with the human immune system.
This knowledge forms the basis for the development of treatments such as antibiotics, antiviral drugs, and vaccines that target specific pathogens. While genetic predisposition, environmental pollution, and other factors also contribute to disease, the biomedical culture places significant emphasis on microbial infections due to their direct and observable impact on health and well-being, option 2 is correct.
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The correct question is:
Of the following, which is one of the causes of disease as explained in the biomedical culture?
1: Genetic predisposition
2: Microbial infections
3: Spiritual imbalance
4: Environmental pollution
the major hominin group that existed from about 4 to 1.2 mya was group of answer choices homo ramapithecus australopithecus/paranthropus dryopithecus
The major hominin group that existed from about 4 to 1.2 mya was Australopithecus/Paranthropus.
Thus, the correct answer is B.
Аround 4myа the eаrliest members of the genus Аustrаlopithecus, hominins which were аdept terrestriаl bipeds but continued to use the trees for food аnd protection. The first specimens of Аustrаlopithecus were discovered in South Аfricа in 1924, аnd reseаrch efforts over the subsequent eight decаdes hаve produced hundreds of fossils from severаl species аt sites аll аcross Eаst аnd Southern Аfricа. Аustrаlopithecus wаs а highly successful genus thаt persisted for neаrly three million yeаrs
А subgroup of Аustrаlopithecus, known аs the "robust" аustrаlopiths (often lаbeled by а sepаrаte genus Pаrаnthropus) becаuse of their enormous teeth аnd chewing muscles, took this аdаptаtion to the extreme. Most Аustrаlopithecus species were extinct by 2 myа, but some robust forms persisted until аbout 1.2 myа in Eаst аnd South Аfricа.
Your options aren't well arranged, but most probably your options were
A. Homo ramapithecus
B. Australopithecus/Paranthropus
C. Dryopithecus
Thus, B is the correct option.
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Which action in a conservation plan would reduce erosion caused by runoff?
Responses
A)clearing trees and bushes from hillsides
B)paving hills to create smooth surfaces
C)removing excess ground cover
D)leaving harvested material on the ground
The action in a conservation plan would reduce erosion caused by runoff Responses is clearing trees and bushes from hillsides. Thus, option A is correct.
What is mudslide?Mudslide when a bulk of soil slides down a steep hill or mountain causing damage to the flora and fauna of the place. Mudslide leads to soil erosion in hilly areas.There are various causes of mudslide.
Heavy rainfall that pushes the soil/mud down the hill.Gushing water or accumulated water absorbed by the soil reduces fiction and causes mudslide.
Therefore, The action in a conservation plan would reduce erosion caused by runoff Responses is clearing trees and bushes from hillsides. Thus, option A is correct.
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Total protein in the crude extract was then determined using the Lowry assay using a solution of bovine serum albumin (BSA) as a standard. In order to be operating within the linear region of the assay, the original crude extract was diluted 6-fold. 132 µl of this diluted crude extract was found to contain 18 µg of protein.
Calculate the total protein concentration in the original crude extract, in mg.ml-1. Express your answer to one decimal place.
The total protein concentration in the original crude extract is 0.1 mg.ml-1.
To calculate the total protein concentration in the original crude extract, we need to consider the dilution factor and the amount of protein in the diluted crude extract.
Calculate the amount of protein in the original crude extract.
We are given that 132 µl of the diluted crude extract contains 18 µg of protein. Since the crude extract was diluted 6-fold, we can multiply the protein amount by the dilution factor to find the protein content in the original crude extract:
18 µg × 6 = 108 µg
Convert the protein amount to mg.
To express the concentration in mg.ml-1, we need to convert the protein amount from µg to mg. Since 1 mg = 1000 µg, we divide the protein amount by 1000:
108 µg ÷ 1000 = 0.108 mg
Calculate the total protein concentration.
The total protein concentration is calculated by dividing the protein amount by the volume of the original crude extract. The volume is not explicitly given in the question, but since the diluted crude extract was 6-fold, we can assume that the original crude extract had a volume of 132 µl × 6 = 792 µl.
Converting this volume to ml: 792 µl ÷ 1000 = 0.792 ml
Finally, we can calculate the total protein concentration:
0.108 mg ÷ 0.792 ml = 0.136 mg.ml-1
Therefore, the total protein concentration in the original crude extract is 0.1 mg.ml-1.
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when air is moving downward over the ocean and upward over the sand what can you infer this means about the relative temeratures of the air over the sea and the air ove the sand?
When air is moving downward over the ocean and upward over the sand, it can be inferred that the air over the ocean is cooler than the air over the sand.
This is because air movement is usually caused by differences in temperature and pressure. In this case, the air over the ocean is cooler and denser than the air over the sand, so it sinks and flows towards the lower pressure over the warm sand. Conversely, the air over the sand is warmer and less dense, so it rises and flows towards the higher pressure over the cooler ocean.
This process is known as a sea breeze, which is a type of local wind that occurs near coastal areas where land and water meet. During the day, the land heats up faster than the water, which creates a temperature difference that drives the sea breeze circulation.
New World monkeys evolved approximately 30 million years ago. These animals are easy to identify because they
a.have opposable thumbs and binocular vision.
b.have prehensile tails and hair.
c.have protruding noses and prehensile tails.
d.have flattened noses and prehensile tails.
e.have opposable thumbs and protruding noses.
The correct answer is c. have protruding noses and prehensile tails.
New World monkeys, also known as platyrrhines, are a group of primates that evolved approximately 30 million years ago in the forests of Central and South America. They are characterized by their flattened noses, which have nostrils that face sideways, and their prehensile tails, which are capable of grasping and manipulating objects.
While some species of New World monkeys have opposable thumbs, this trait is not unique to them and is also found in many other primate groups. Similarly, while binocular vision is a common trait among primates, it is not unique to New World monkeys.
Thus, the most distinctive features of New World monkeys are their protruding noses and prehensile tails, which set them apart from other primates and allow them to thrive in their arboreal environments.
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How are local energy systems in the prairie related to global systems?
Answer: The energy system is related to the global system by getting an information system by it. The global system is developed and it's the major system that delivers the whole of measurable data worldwide including local energy system which is essentially designed to supply energy services
which of the following is true concerning a lysogenic viral replication cycle? which of the following is true concerning a lysogenic viral replication cycle? once the lysogenic portion of the cycle has begun, virus is never produced again. lysogenic infections are similar to persistent infections in that virus is constantly produced. during lysogeny, the viral genome integrates into the host dna, becoming a physical part of the chromosome. during lysogeny, the viral dna is present as a circular plasmid.
The correct one about the lysogenic cycle is C. During lysogeny, the viral genome integrates into the host's DNA, becoming a physical part of the chromosome.
Viruses can develop through the replication of viral proteins. One mechanism of viral replication is the lysogenic cycle, is a viral reproduction cycle that involves the integration of viral nucleic acid into the host cell genome to create prophage. Propaga is a virus replication without destroying the host cell, but the virus integrates into the host chromosome. If the host cell divides the nucleic acid, the virus will also divide and insert into the host's DNA. The lysogenic cycle generally has three stages, namely adsorption and penetration, insertion of viral genes and host cell division.
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Mountain ranges do not form at these plate boundaries.
a. Divergent
b. Transform
C. Convergent
d. None of the above. Mountain ranges form zt all types of plate boundaries
The correct option is a. Divergent plate boundaries. Mountain ranges do not form at divergent plate boundaries. Instead, these boundaries are characterized by the creation of new oceanic crust through seafloor spreading, which causes the plates to move away from each other. Mountain ranges are formed at convergent plate boundaries, where two plates collide and the heavier plate subducts beneath the lighter plate, leading to volcanic activity and the formation of mountains. Transform plate boundaries are where two plates slide past each other, and they do not typically result in the formation of mountains. However, they can contribute to the formation and movement of existing mountain ranges by causing horizontal displacement along faults.