Any information about Bird DNA?
trying to find stuff but no one tells me anything...
Answers
Answer:
hmm sounds like the FBI is hiding something from you
Explanation:
Answer:
look it uo
Explanation:
with that question you are better off just looking it up
Related Questions
Match the signs of development with the appropriate trimester. Fingerprints have developed. The fetus can hear and see. The heart beats for the first time. Nerve cells have developed. The sex can be determined. Fat begins to develop. The fetus starts to move.
Answers
Answer:lo
Explanation:jj
Answer:
the attachment
Explanation:
I need help or clues on what the functions and elements are for this grade recovery,I would greatly appreciate if someone would help.
Answers
Answer:
Protein rebuilds muscle. Nucleic acid does storage and expression of genetic information.
Explanation:
Wishing you the best, hope this helps a bit.
The ________ both transports urine outside the body during urination and transports semen to the female reproductive tract during intercourse.
Answers
Answer:
Urethra
Explanation:
Answer:
The ________ both transports urine outside the body during urination and transports semen to the female reproductive tract during intercourse.
Explanation:
Urethra
What was formed at a convergent boundary of a continental plate and an ocean plate
Answers
When continental and oceanic plates collide, the thinner and more dense oceanic plate is overridden by the thicker and less dense continental plate. The oceanic plate is forced down into the mantle in a process known as "subduction." As the oceanic plate descends, it is forced into higher temperature environments.
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What is the complementary mRNA strand to the template DNA strand
ACATGCGGTTAAATG
Answers
Answer:
Its UGUACGCCAAUUUAC
Explanation:
Choose one of the following questions for your group to answer. Some outside research will be required. You will have to find an additional resource to help you answer this question. Your answer must include at least one direct quote from this resource. In addition, write an evaluation of the resource that you choose: How did you find it? Who wrote the information, and on what is it based? What makes it a reliable resource?
Answers
Climate change is causing the Arctic sea ice to melt earlier and form later each year, which is limiting the amount of time polar bears have to hunt for seals.
For this question, I found a reliable resource from the National Wildlife Federation's website titled "Polar Bears and Climate Change." The information is based on scientific research and is written by wildlife experts.
According to the resource, "Climate change is causing the Arctic sea ice to melt earlier and form later each year, which is limiting the amount of time polar bears have to hunt for seals. Polar bears depend on sea ice for hunting, breeding, and traveling long distances. With less ice, they are forced to spend more time on land, where they have less access to food and are more vulnerable to other threats like human activity and predation by other animals."
I found this resource by searching for "polar bears and climate change" filtering the results to show only .org websites. I evaluated the resource by checking the credentials of the authors and ensuring that the information was based on scientific research. The National Wildlife Federation is a well-respected organization with a focus on wildlife conservation, so I believe this resource to be reliable.
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when two species compete for resources, the fitness of
Answers
When two species compete for resources, (b) both species will decline in fitness. This is because competition takes up energy and resources that could otherwise be used for reproduction and survival.
The better competitor may be able to survive and reproduce more successfully than the poorer competitor, but both species will be less fit than they would be if they did not compete.
Competition for resources is a zero-sum game. This means that one species' gain in resources comes at the expense of the other species' loss of resources. As a result, both species will have to expend more energy and resources to compete, which will leave them less energy and resources for reproduction and survival. This will lead to a decline in the fitness of both species.
The decline in fitness may be more pronounced in the poorer competitor, but both species will be less fit than they would be if they did not compete. For example, two species of birds competing for the same food source may have to spend more time and energy searching for food, which will leave them less time and energy for reproduction and survival. This will lead to a decline in the fitness of both species, even if the better competitor is able to survive and reproduce more successfully.
In some cases, competition for resources can lead to the extinction of one or both species. For example, two species of bacteria competing for the same antibiotic may become resistant to the antibiotic, which will make them more difficult to treat. If one of the species is unable to develop resistance, it may become extinct.
Overall, competition for resources is a negative interaction that can lead to a decline in the fitness of both species involved.
Therefore, (b) both species will decline is the correct answer.
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Complete question :
When two species compete for resources, the fitness of:
(a) both competitors will remain the same.
(b) both species will decline.
(c) only the poor competitor will decrease.
(d) only the better competitor will increase.
The chart below lists different properties for the planets in the solar system. Use this chart to answer the following question. table of density mass and specific gravity In the table above, all mass and gravity is relative to Earth (which is why Earth is 1) and all densities are g/cm^3. Generally speaking, the [ Select ] planets have greater mass. Generally speaking, the [ Select ] planets have a greater density. The greater the [ Select ] of a planet, the higher surface gravity that planet has. Water has a density of 1.0 g/cm^3. If there was a tub of water big enough, the only planet that would float in that water is [ Select ] . All the other planets would sink. The only two planets where you would weigh [ Select ] than you do on Earth are [ Select ] and [ Select ] . On the other planets, you would weigh [ Select ] than you do on Earth.
Answers
In general, the mass of the heavier planets is higher. In general, the denser planets have higher densities. A planet's surface gravity increases as a planet's mass increases.
The density of water is 1.0 g/cm3. Saturn is the only planet that would float if there was a large enough tub of water. The other planets would all float away. Mars and Mercury are the only two worlds where you would weigh less than you do on Earth.
You would be heavier than you are on Earth on the other worlds. This is due to the fact that each planet's mass and gravity are measured in relation to Earth, which is why Earth is assigned a value of 1.
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Which of the following is not important in the process of eukaryotic translation? tRNA DNA rRNA cytoplasm mRNA
Answers
The term that is not important in the process of eukaryotic translation is option B) DNA.
Process of translation - Translation is a protein synthesis phase that happens after transcription. mRNA moves from the nucleus to the cytoplasm, where the actual process of protein synthesis occurs. The coding sequence of mRNA is read in triplets (codons) by the ribosome.
Each codon is complementary to a specific amino acid, which is brought to the ribosome by the transfer RNA (tRNA).This process of translation is essential for creating proteins, which are crucial for the human body to function. In eukaryotic organisms, translation happens in the cytoplasm and involves ribosomes, tRNA, mRNA, and rRNA.
The role of DNA in this process is to store and transmit genetic information from one generation to the next, and it is not involved in the actual process of translation. Thus, DNA is not important in the process of eukaryotic translation.
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This is the science of correct reasoning. The basic components are statements that can be true or false, but never both.
Answers
Answer:
The basic components are statements that can be true or false, but never both. Magnetic Resonance Imaging This is a non-invasive body imaging procedure that uses powerful magnets and radio waves to construct pictures of the internal structures of the body.
Explanation:
the large surface area in the gut directly facilitates . the large surface area in the gut directly facilitates . secretion absorption filtration temperature regulation
Answers
The large surface area in the gut directly facilitates is absorption
Why does digestion require a vast surface area?As surface area grows, so does the pace of digestion. The process that facilitates and supports the quantity of digestive enzymes provides an explanation for this. And it is one of the enzymes types whose activity is enhanced on bigger surfaces.
Microvilli, which resemble tiny hairlike structures, are abundantly present in the villi's cells. Each cell can receive more nutrients as a result of this increase in cell surface area.
The villi and microvilli enhance the surface area available for nutrient absorption in the intestinal lumen.
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What type of mutation is taking place in this diagram?
Answer options in the photo
Answers
Answer:
Inversion, because it's switched to the opposite order. d e f becomes f e d
Explanation:
Many viruses intect only a certain type of cell because they bind to certain
A- receptor sites on the surface of the cell
B- hormones in the cell
C-other viruses on the surface of the cell
D- mitochondria in the cell
Answers
hope this helps :)
Describe the situations in which a normal human cell would enter the cell cycle and undergo mitotic cell division. Explain how spindle fibers help ensure the products of mitosis are two identical cells with a full set of chromosomes.
Answers
Answer: An example of a specific case is when a skin lesion occurs. Through mitosis, new skin cells are generated to repair damaged tissue. These cells have to be genetically identical to each other. The spindle fibers are structures formed by microtubules extending from one pole to another to orient the duplicated chromosomes in the spindle, bringing them to the position they occupy during metaphase.
Explanation:
Mitosis is a process of cell division that occurs in eukaryotic cells, i.e. cells that have a nucleus where their genetic material is located. This process generates two identical cells with the same DNA, that is, with two identical nuclei, so it does not provide genetic variability except in case of specific mutations. The objective of mitosis is cell multiplication while preserving genetic information. But in general, in mitosis there is an equal distribution of the cell nucleus as well as the rest of the cell content.
The phases of mitosis are as follows:
Interface: The cell duplicates its organelles and its DNA to have twice everything before division.Prophase: The nuclear membrane breaks, the chromosomes condense, the centrosome duplicates and migrates to the opposite poles of the cell forming microtubules. Also, fibers of the mitotic spindle are formed. Prometaphase: The microtubules invade the space where the genetic material is.Metaphase: The replicated chromosomes line up in the middle of the cell, called the equatorial plane.Anaphase: Microtubules separate chromosomes towards the opposite poles. Telophase: The nuclear envelope is re-formed from the remaining fragments of the original.Cytokinesis: A cleavage groove is created in the common cytoplasm of the two new cells where the chromosomes were aligned. The cytoplasm is thus strangled until the membrane allows total separation.Mitosis is then a cellular process that occurs in multicellular organisms to repair damaged tissue, or for growth or development. An example of a specific case is when a skin lesion occurs. When a person suffers an injury, many reactions take place in the repair process to repair the damage including inflammatory, proliferative, and remodeling phases. Through mitosis, new skin cells are generated to repair damaged tissue. These cells have to be genetically identical to each other, to have the same genetic fingerprint and the same function.
The spindle fibers are structures formed by microtubules extending from one pole to another. The kinetochore microtubules attach to the kinetochore, a structure that forms at the centromere of each duplicated chromosome, and orient the duplicated chromosomes in the spindle, bringing them to the position they occupy during metaphase and attracting the newly separated chromosomes to the poles during anaphase.
Spindle fibers has a great contribution in the process of mitosis.
The spindle fibers help to ensure the products of mitosis which is two identical cells with a full set of chromosomes due to attracting the chromosomes towards the poles. Spindle fibers move chromosomes during cell division by attaching to chromosome arms and centromeres and drag the chromosomes towards the pole.
This movement of chromosomes leads to the formation of one parent cell into two daughter cells having equal and same set of chromosomes so we can conclude that spindle fibers has a great contribution in the process of mitosis.
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Help please!
I know one of the answers is that the lower temperature means the reaction will happen slower, but what’s the second answer?
Answers
Answer with Explanation:
Hydrogen peroxide is considered "unstable," thus, storing it in the refrigerator provides two advantages:
1. It slows down thermal decomposition.
The rate of decomposition slows down when the temperature is lowered. It increases when the temperature rises.2. It prevents photolytic decomposition.
Photolytic decomposition happens when hydrogen peroxide is exposed to sunlight or bright light. It therefore increases the rate of reaction. Therefore, hydrogen peroxide should be stored in a cool and dark place, such as the refrigerator.If an epigenetic change is maintained only at a given site and does not affect the expression of a gene elsewhere in the nucleus, it is a ______ mecha
Answers
If an epigenetic change is maintained only at a given site and does not affect the expression of a gene elsewhere in the nucleus, it is a local mechanism.
Epigenetic changes refer to heritable changes in gene expression that occur without changes to the underlying DNA sequence. These changes can include modifications to DNA or to the proteins that package DNA, known as histones.
Local epigenetic changes can affect the regulation of gene expression at specific sites within the genome.
For example, a modification to a histone protein near a particular gene may make it more or less likely to be expressed, without affecting other genes in the same region.
This type of regulation is important for ensuring that genes are expressed in the appropriate tissues and at the appropriate times.
However, it is also possible for epigenetic changes to have global effects on gene expression throughout the nucleus.
For example, modifications to histones that affect the overall structure of chromatin can have widespread effects on gene expression.
Understanding the mechanisms of epigenetic regulation is important for understanding normal development and disease processes.
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HALP PLEASEEEE
AAAAAAAHHHHHY
6. Earth receives energy from the sun through what method of heat transfer?
o conduction
convection
radiation
Answers
Answer:
radiation
Explanation:
A scientist has a hunch that students learn best when they write down information with a pencil or pen. He organizes his students into two groups. Half of his students use pencil use pencil or pen to take notes in class every day and the other half type their notes on their laptops. At the end of the unit, all the students take the test and he looks at their scores to determine the outcome of the experiment. What is the dependent and independent variable? 100 points!!!!
Answers
Answer:
The correct answer would be :
independent variable : use of pen or pencil
Dependent variable : test scores (test of learning ability)
Explanation:
Independent variable of any scientific investigation or experiment is a variable that is manipulated or changed to see the change in dependent variable. In this case the variable that is changed or manipulated is use of pen or pencil to see that effect on learning ability.
Dependent variable is something that is measured or calculated to find the effect of the independent variable. In this case the dependent variable is test score that will provide idea that if hunch of scientist is true or not.
Thus, the correct answer would be :
independent variable : use of pen or pencil
Dependent variable : test scores (test of learning ability)
Answer:
pens and pencils, a tablet or/calculator, his notes.
Explanation:
it's on edge
Some bacteria form a capsule or slime layer around their cell wall in order to promote motility. Group of answer choices True or False
Answers
Some bacteria form a capsule or slime layer around their cell wall in order to promote motility is false ,
Biofilms are made up of many cells and their outer barriers. Both capsules and slime layers serve fundamental tasks of protection and adhesion.
Many bacterial cells produce extracellular material in the form of a slime layer or a capsule. A slime layer is loosely connected to the bacteria and readily washed away, but a capsule is securely linked to the bacterium and has defined limits.
High molecular weight compounds, glycoproteins and glycolipids, released in the cell and secreted outside the cell, produce capsules and slime layers. These two layers protect the cell from desiccation and provide resistance to macrophage phagocytosis.
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Antibiotic and stomach ulcers which is the independent variable
Answers
The independent variable in the relationship between antibiotics and stomach ulcers is the antibiotic.
An independent variable is the variable being manipulated or changed by the researchers. On the other hand, a dependent variable is what is being observed or measured as the outcome of that change. In this context, the independent variable is antibiotics, while the dependent variable is stomach ulcers. This means that the researchers are changing the antibiotics to observe their effect on stomach ulcers.Therefore, it can be concluded that the independent variable in the relationship between antibiotics and stomach ulcers is the antibiotic.
The independent variable in the relationship between antibiotics and stomach ulcers is the antibiotic.
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Which of the following tissues and tissue layers obtain oxygen and nutrients by diffusion because they DO NOT contain blood vessels themselves?
Select one:
a.
bone
b.
articular cartilage
c.
muscle
d.
hypodermis
e.
nerve
Answers
The tissues and tissue layers obtain oxygen and nutrients by diffusion because they DO NOT contain blood vessels themselves is b. articular cartilage.
Articular cartilage is a connective tissue that covers the surfaces of bones in joints. It is avascular, meaning it does not contain blood vessels. Instead, articular cartilage obtains oxygen and nutrients through diffusion from the synovial fluid present in the joint cavity. The synovial fluid is rich in oxygen and nutrients, and it bathes the articular cartilage, allowing for the exchange of these substances through diffusion.
The other options listed in the question all have a blood supply or contain blood vessels. Bone has a rich blood supply through channels called Haversian canals. Muscle tissues have extensive networks of blood vessels to deliver oxygen and nutrients. The hypodermis, which is a subcutaneous layer of connective tissue, is well-vascularized. Nerves are also supplied by blood vessels to meet their metabolic needs.
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A brown beetle travels to the green beetle population and continues living there, reproducing with green beetles. which term best describes this situation?
Answers
Interspecies hybridization or gene flow.
The situation described, where a brown beetle travels to a green beetle population and continues to live there while reproducing with green beetles, can be best described as interspecies hybridization or gene flow. Interspecies hybridization refers to the breeding between individuals of different species, resulting in offspring that have genetic traits from both parental species. In this case, the brown beetle and green beetles are different species, and their interbreeding leads to a mixing of genetic material.
Interspecies hybridization can occur when individuals from different species come into contact and have the opportunity to mate and produce offspring. This process allows for the transfer of genetic variation between species, potentially leading to the formation of hybrid populations with unique traits.
The presence of the brown beetle within the green beetle population suggests that there is ongoing gene flow between the two species. Gene flow refers to the transfer of genetic information from one population to another through migration and mating. In this case, the brown beetle has joined the green beetle population and is contributing its genetic material through reproduction.
Interspecies hybridization and gene flow can have both positive and negative implications. On one hand, it can introduce new genetic variation and increase the genetic diversity of the population, which can enhance adaptability and resilience. On the other hand, it can also lead to the loss of distinct genetic traits and disrupt the genetic integrity of the original species.
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As an animal grows, its mass increases. The matter that makes up this new mass comes mostly from
A. food that the animal has eaten and changed into other organic compounds.
B. air and water that the animal changes into organic compounds using the energy from sunlight.
c. organic compounds that the animal breaks down into water and carbon dioxide
D. substances that the animal has eaten but cannot digest.
Answers
Answer:
D
Explanation:
The caterpillar becomes bigger and bigger as it consumes food, until it is eventually prepared to change into a butterfly. Thus, option D is correct.
What are the matter involving in the growth of animals?They also get their energy from sunlight, which is utilized to maintain the conditions required for living.
Animals consume food and drink to get the substance and energy they require for their biological activities. Plants are one type of organism that can produce its own sustenance.
Metamorphosis is the process by which animals undergo significant changes throughout their life cycle. A mother butterfly, for instance, deposits eggs that develop into young caterpillars.
Sugars, a source of both energy and substance, are produced by plants using the energy from sunshine.
Therefore, substances that the animal has eaten but cannot digest.
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The strength of a feedback loop is ________.
A. The sum of the positive link strengths in the loop
B. The sum of all the link strengths in the loop
C. The product of all the link strengths in the loop
D. The sum of the positive link strengths divided by the sum of the negative link strengths in the
loop
Answers
The strength of a feedback loop is the sum of all the link strengths in the loop.
What is the efficiency of a feedback loop functions?A feedback loop's overall strength is the sum of the strengths of each of its individual parts. As a result, the impacts are multiplicative rather than additive. The feedback is much reduced in a chain of strong connections with one incredibly weak link. The feedback loop is broken and the feedback is lost if one link breaks.
What is meant by the phrase "biological feedback loop"?A biological phenomenon known as a feedback loop occurs when a system's output either amplifies the system (positive feedback) or suppresses the system (negative feedback) (negative feedback). Feedback loops are essential for maintaining balance in living systems.
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which part of human heart carry oxygenated blood........
Answers
Answer:
Left Atrium
Left Atrium Hope this helps :)
briefly describe the nebula theory formation of our solar system use the words protostar and protoplanets in your discussion
Answers
Answer:
Below!
Explanation:
Currently the best theory is the Nebular Theory. This states that the solar system developed out of an interstellar cloud of dust and gas, called a nebula. This theory best accounts for the objects we currently find in the Solar System and the distribution of these objects. The Nebular Theory would have started with a cloud of gas and dust, most likely left over from a previous supernova. The nebula started to collapse and condense; this collapsing process continued for some time. The Sun-to-be collected most of the mass in the nebula’s center, forming a Protostar.
A protostar is an object in which no nuclear fusion has occurred, unlike a star that is undergoing nuclear fusion. A protostar becomes a star when nuclear fusion begins. Most likely the next step was that the nebula flattened into a disk called the Protoplanetary Disk; planets eventually formed from and in this disk.
Three processes occurred with the nebular collapse:
Temperatures continued to increase The solar nebula spun faster and faster The solar nebula disk flattenedThe orderly motions of the solar system today are a direct result of the solar system’s beginnings in a spinning, flattened cloud of gas and dust.
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what term is defined as speed with a specific direction?
1. displacement
2. position
3. velocity
4. distance
Answers
Velocity is defined as speed with a specific direction.It is a vector quantity that expresses how fast an object is moving and in which direction it is moving.
What is Velocity?
Velocity is a physical quantity that describes the speed and direction of an object's motion. It is a vector quantity, which means it has both magnitude (speed) and direction. In other words, velocity tells us how fast an object is moving in a certain direction, and it is important in physics and other sciences that study motion.
Displacement refers to the change in position of an object, which can also be a vector quantity. Position refers to the location of an object, typically described using a coordinate system. Distance refers to the amount of ground covered by an object during its motion and does not consider direction.
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suggest any three point to improve Eco-tourism in Nepal
Answers
Explanation:
Ensure sustainability. Limits on the number of tourists allowed in an area can help maintain the integrity and vitality of the site so that it can continue to draw tourists for years to come. ...
Include local residents. ...
Maximize local economic benefits. ...
Gina is studying a cell under a powerful microscope. The cell does not contain membrane-bound organelles.Which cell is Gina most likely studying?A. an animal cellB. a bacterial cellC. a plant cellD. a protist cell
Answers
Gina is most likely studying a cell that does not contain membrane-bound organelles. The correct answer is B. a bacterial cell.
Bacterial cells are prokaryotic and do not have membrane-bound organelles, unlike animal, plant, and protist cells, which are eukaryotic and contain membrane-bound organelles.
Bacterial cells are prokaryotes, which means that they are unicellular organisms that lack a true nucleus and other membrane-bound organelles. In bacterial cells, the genetic material, usually a circular DNA molecule, is located in the cytoplasm and not enclosed in a membrane-bound nucleus.
Bacterial cells are unicellular microorganisms that belong to the domain Bacteria. They are prokaryotic cells, which means that they do not have a true nucleus or other membrane-bound organelles like mitochondria, chloroplasts, or lysosomes. The genetic material in a bacterial cell is in the form of a circular DNA molecule located in the cytoplasm. Bacterial cells come in various shapes such as spherical (cocci), rod-shaped (bacilli), and spiral-shaped (spirilla).
Bacteria play an essential role in various ecosystems and perform many vital functions such as nitrogen fixation, decomposition, and fermentation. Some bacteria can cause diseases in humans, animals, and plants, but many bacteria are also beneficial and used in biotechnology, food production, and medicine.
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what is the first link in the pediatric cardiac chain of survival
Answers
Answer: The first link in the Pediatric Chain of Survival is the prevention of injuries, accidents, and trauma that could lead to cardiac arrest.
Explanation: found online.