Chemical Reactions. There is your answer.
summarize how the dna sequence directs the making of a protein
Proteins are produced by stringing amino acids together in the order specified by messenger RNA strands that were transcribed from DNA in the cell nucleus. The process of synthesizing a protein is called translation, and it occurs on ribosomes in the cytoplasm of a cell.
Why is it important polar bears stay around
In the Arctic marine ecosystem, polar bears play a vital role. With polar bears gone, the ecosystem will be affected negatively and have a bad influence on other organisms.
Polar bears are vital components of the Arctic ecosystem, but they face a severe threat due to global warming.
The melting of sea ice reduces their ability to hunt seals, which are their primary source of food. The white fur of a polar bear is an adaptation that helps them blend in with their snowy environment, allowing them to approach prey undetected, a trait crucial for their survival in the Arctic biome.
Climate impacts like warming oceans are causing the sea ice to break up earlier, which endangers polar bear populations by decreasing their access to food and increasing the likelihood of cubs not reaching adulthood. The loss of polar bears would not only be a tragedy in itself but would also be indicative of the broader ecological imbalances affecting the Arctic region, which could have cascading effects on global biodiversity.
As the ice continues to melt, polar bears are forced to travel longer distances, sometimes resulting in drowning or inland migration in search of sustenance. Their overall population has declined by twenty percent in the past ten years, highlighting the urgency with which we need to address climate change to protect them and their habitat.
The edges of faults are rough and tend to stick together while the rest of the block is moving. The energy that would normally cause the blocks to slide past one another is being stored up. When the force of the moving blocks finally overcomes the friction of the rough edges at the fault zone, it unsticks, and the stored up energy is released. The energy radiates outward from the fault in all directions.
The energy that radiates outward from the fault in all directions is a(n)
A) volcano.
B) tidal wave.
C) aftershock.
D) seismic wave.
Answer:
D. Is correct I took it on USATESTPREP
Explanation:
A high birth to death ratio leads to smaller populations. Please select the best answer from the choices provided T F
Answer: False
Explanation:
Population density is a phenomena which describes the number the individuals of the population of a species residing in a particular area when measured in a particular period of time. The population density is influenced by the birth, death, emigration and immigration.
The number of births will increase the members in the population but the number of deaths will decrease the members in the population of a species. According to the given situation, high birth to death ratio will lead to large population as the effect of death will be nullify by the increase in birth.
Therefore, the situation, A high birth to death ratio leads to smaller populations. will be false.
False. A high birth to death ratio actually leads to larger populations, not smaller ones.
The birth to death ratio, also known as the crude birth rate and crude death rate, represents the number of live births and deaths in a population per 1,000 individuals per year.
When the birth rate exceeds the death rate, it means that more individuals are being born than are dying in a given population. This results in a net population increase as the number of births contributes to population growth. The higher the birth to death ratio, the faster the population will grow over time.
Conversely, if the death rate exceeds the birth rate, it leads to a declining population as the number of deaths reduces the overall population size. In this scenario, the population experiences negative growth.
It is essential to consider factors like immigration and emigration (net migration) to fully understand population dynamics. When birth rates exceed death rates, and there is also net migration into a population, the growth can be even more significant.
In summary, a high birth to death ratio indicates population growth, not population decline. Factors that contribute to a high birth to death ratio can include factors like high fertility rates, improved healthcare, and overall better living conditions that reduce mortality rates, leading to a population increase.
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Which important biochemical process receives a supply of NAD+ ions from the fermentation process during anaerobic respiration
Answer:
Glycolysis is the process that receives a supply of NAD+ ions from the fermentation.
Explanation:
When cells need energy but there is no oxygen for aerobic respiration than anaerobic respiration takes place.
Glycolysis is a universal process that provides energy in the form of ATP molecules. Glycolysis requires two molecules of NAD+, which are reduced to NADH during glycolysis. Thus, the regeneration of NAD+ is necessary as if NAD+ is absent, glycolysis cannot be able to continue.
During anaerobic respiration (respiration in the absence of oxygen), fermentation takes place to regenerate NAD+ used in the process of glycolysis.
Answer:
this is correct on plato
Explanation:
Which of the following is a primary consumer in the food web shown above?
I'm not sure what the picture is, but the answer would most likely be the herbivore eating the grass. The reason this is true is because primary consumers are the consumers that gain their energy by eating plants like grass and wild flowers. Examples of Primary consumers are deer, elk, cows, and monkeys. It's obvious which animals are herbivores by looking at the shape of their teeth. They are flat since they are not tearing any sort of flesh.
This is accurate because the majority of consumers get their energy from eating plants like grass and wild flowers. Deer, elk, cows, and monkeys are some examples of primary consumers.
What is Food web?It is easy to tell whether an animal is a herbivore or not by the shape of its teeth. They are flat because they aren't tearing any kind of skin.
A food web is made up of all the food networks in a particular environment. Each individual organism in an ecosystem is a component of various food chains.
Energy and nutrients can travel through the ecosystem along several food chains. All the interconnected and overlapping food systems in an ecosystem are combined to form a food web.
Therefore, This is accurate because the majority of consumers get their energy from eating plants like grass and wild flowers. Deer, elk, cows, and monkeys are some examples of primary consumers.
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Arguments FOR GMOs? Arguments AGAINST GMOs?
❤️Hello!❤️ In my opinion, i'm against GMO's. First of all you need to understand what GMO stands for, GMO means (Genetically Modified Organisms) and does that REALLY sound appealing to eat (Be honest). So now we have that covered i'm going to tell you some reasons why YOU should avoid Genetically Modified Organisms (GMO's). First of all GMO's are unhealthy, according to the American Academy of Environmental Medicine. They cite animal studies showing organ damage, gastrointestinal and immune system disorders, accelerated aging, and infertility. Second of all, GMO's contaminate forever. GMO's cross pollinate and their seeds can travel. It is impossible to fully clean up our contaminated gene pool. Self propagating GMO pollution will outlast the effects of global warming and nuclear waste. The impact is huge, threatening the health of future generations. Third of all, GMO's increase herbicide use, most GMO crops are engineered to be “Herbicide tolerant”―they deadly weed killer. Monsanto, for example, sells Roundup Ready crops, designed to survive applications of their Roundup herbicide. Between 1996 and 2008, US farmers sprayed an extra 383 million pounds of herbicide on GMO's. Overuse of Roundup results in “superweeds,” resistant to the herbicide. This is causing farmers to use even more toxic herbicides every year. ♒️ Hope this helps!♒️ ↪️ Autumn ↩️
Final answer:
Genetically modified organisms (GMOs) have been a topic of debate in recent years. Here are the main arguments for and against GMOs: Arguments FOR GMOs: Increased crop yield and quality, reduction in pesticide use, enhanced nutrition. Arguments AGAINST GMOs: Potential environmental risks, unknown long-term health effects, lack of transparency and choice.
Explanation:
Genetically modified organisms (GMOs) have been a topic of debate in recent years. Here are the main arguments for and against GMOs:
Arguments FOR GMOs:
Increased crop yield and quality: GMOs are designed to resist pests, diseases, and environmental conditions, which can result in higher crop yields and better quality.Reduction in pesticide use: Some GMO crops are engineered to produce their own insecticides, reducing the need for chemical pesticides.Enhanced nutrition: GMOs can be designed to have increased levels of certain nutrients, such as vitamins or minerals, which can help address nutrient deficiencies in specific populations.Arguments AGAINST GMOs:
Potential environmental risks: There are concerns that GMOs could harm other organisms or ecosystems through cross-breeding or unintended ecological effects.Unknown long-term health effects: Some argue that the long-term health effects of consuming GMOs are not fully understood, and there could be potential risks to human health.Lack of transparency and choice: Critics argue that consumers have the right to know if their food contains GMOs and be able to make informed choices about what they consume.A piece of iron at 25 °C is dropped into a glass of water at 15 °C. Which statement is correct?
Heat will flow from the iron to the water in the glass until both reach the same temperature.
Heat will flow from the water in the glass to the iron until both reach the same temperature.
The final temperature of the water in the glass and the iron will be 25 °C.
The final temperature of the water in the glass and the iron will be 15 °C.
When a piece of iron at 25 degrees Celcius is dropped into a glass of water, whose temperature is 15 degrees Celcius, the heat will flow from the iron to the water in the glass until both reach the same temperature. This is because the one that is warmer would release more energy to the colder one.
Answer: Heat will flow from the iron to the water in the glass until both reach the same temperature
Credit to: @Samuelkenobi11
Final answer:
Heat will flow from the piece of iron at 25 °C to the colder water at 15 °C until both substances reach the same temperature due to the second law of thermodynamics.
Explanation:
When the piece of iron at 25 °C is dropped into a glass of water at 15 °C, heat will flow from the iron to the water in the glass until both reach the same temperature. This is a consequence of the second law of thermodynamics, where heat naturally flows from a hotter object to a colder one until thermal equilibrium is reached. Since the iron is at a higher temperature, it will lose heat to the water, which is at a lower temperature.
Can someone help!!?? <3
A person has a sex-linked inheritable disease. Which statement is true about the set of chromosomes which are likely to carry the genes for this disease?
The gene is present on a single pair of chromosomes.
The gene is present multiple pairs of chromosomes.
The gene is always present on an X chromosome.
The gene is always present on a Y chromosome.
Final answer:
A person with a sex-linked inheritable disease has the gene present on the X chromosome. Females who carry the disease gene are carriers and do not show symptoms, while males will always show symptoms if they have the disease gene on their X chromosome. So, the correct statement is "The gene is always present on an X chromosome".
Explanation:
A person with a sex-linked inheritable disease would have the gene present on the X chromosome. The X chromosome is one of the two sex chromosomes, and females have two X chromosomes while males have one X and one Y chromosome. Females who carry the disease gene on one of their X chromosomes are carriers and do not show symptoms of the disease, while males will always have the disease if their X chromosome carries the disease gene.
Which is a feature of all arthropods? A. claws B. segmented bodies C. internal skeletons D. wings
Answer: B. segmented bodies
Explanation:
Segmented bodies is a feature of all arthropods.
Arthropods refer to invertebrates with segmented bodies, exoskeleton and jointed legs. They keep ecosystems as recyclers of nutrients, scavengers, pollinators and food for other animals. The families of arthropods are:
i. Insects such as ants, dragonflies
ii. Arachnids such as spiders and scorpions
iii. Myriapods such as centipedes and milipedes
iv. Crustaceans such as crabs and lobsters
Answer:
The answer here is B
Explanation:
I just did it on Gradpoint
An error in the DNA checkpoint by DNA polymerase during DNA replication could pass on to future offspring only if?
the mutation occurred in the gametes
hope this helps :)
Which photosynthesis process can occur at night
The Calvin cycle
chemical reactions that take place in chloroplasts during photosynthesis
Some plants such as cacti can prepare materials for photosynthesis during the night by a temporary carbon fixation and storage process. This is due to having the ability to open the stomata at this time, and conserve water due to cooler temperatures at night in order to tolerate the heat in the day.
one-quarter of the worlds coal reserves are found In what country?
Answer: United States of America
Explanation:
U.S.A. holds the worlds largest coal reserves
Answer:
United States Of America is the right answer
Explanation: good luck on your quiz have a awesome day
which consumers live in the intertidal zone
This is Limpets and Crabs
* Divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** Multiply the food percentage for each flock by the total number 32 180 88 of birds (30).
The number of birds in each flock is:
Flock X: 30 birds
Flock Y: 30 birds
Flock Z: 30 birds
The text in the image instructs you to:
Divide each flock's total pieces of food by 300, the total number of pieces of food eaten.
This will give you the proportion of food eaten by each flock.
Multiply the food percentage for each flock by the total number of birds (30).
This will give you the number of birds in each flock.
The table in the image shows the following information:
Flock X: 32 pieces of food eaten, representing 100% of the food.
Flock Y: 180 pieces of food eaten, representing 100% of the food.
Flock Z: 88 pieces of food eaten, representing 100% of the food.
Since the food percentage for each flock is already 100%, you don't need to perform any additional calculations.
Therefore, the number of birds in each flock is:
Flock X: 30 birds
Flock Y: 30 birds
Flock Z: 30 birds
Bacteria is the driving force behind the ____ cycle a. solar b. heat c. nitrogen d. water
The Nitrogen cycle involves living organisms needing gas and involves
plants to create chlorophyll in plants. It also needs species of bacteria to
convert nitrogen.
answer is C
Cardueline finches can be found in many areas of the world, including North America and Asia. Hawaiian honeycreepers, which are found only in Hawaii, have been found to have DNA commonalities with this group of finches that indicate they have a common ancestor. Which mechanism might have led to the appearance of the Hawaiian honeycreeper?
anatomical isolation
temporal isolation
geographical isolation
behavioral isolation
Geographical Isolation is the mechanism that might have led to the appearance of the Hawaiian honeycreeper.
Geographical Isolation is the term used that refers to a population of animals, plants, or other organisms that are separated and unable to exchange genetic materials with other organism of the same species.
Geographical Isolation may be a result of coincidence or accident.
Here are some factors of Geographical Isolation:
1) Isolation by barriers
2) Isolation by distance
3) Isolation after an Event
4) Isolation by separation
Answer:
The answer is c). geographical isolation
Which two macromolecules contain nitrogen?
Answer:
Proteins and nucleic acids
Explanation:
Proteins are the polymers of amino acids. Each amino acid has one central carbon atom to which four functional groups are attached: amino group, carboxyl group, hydrogen atom and side chain.
Nucleic acids (DNA and RNA) are polymers of nucleotides each of which consists of pentose sugar, phosphate molecule and one nitrogenous base (adenine, guanine, cytosine, uracil and thymine).
Hence, amino acids and nitrogenous bases of proteins and nucleic acids contain nitrogen.
The two macromolecules that contain nitrogen are nucleic acids and proteins.
MACROMOLECULES:
Macromolecules are large molecule. They include carbohydrates, proteins, lipids and nucleic acids. Proteins are structurally made up of monomers called amino acids, which possess a nitrogen element at the core of its structure. Nucleic acids are a type of biological molecules that include DNA and RNA. DNA and RNA contain a structural component called nitrogenous base, which are four in number namely; adenine, guanine, cytosine and thymine. Therefore, the two macromolecules that contain nitrogen are nucleic acids and proteins.Learn more at: https://brainly.com/question/24593606?referrer=searchResults
What is the name of the badge that should be worn at all times of radiation exposure?
Doppler
Dosimeter
Tonometer
Osscillometric
It is called a Dosimeter. Hope this helps.
The badge that should be worn at all times during radiation exposure is called a dosimeter. These devices measure ionizing radiation to determine personal exposure levels. Option B is correct .
A dosimeter measures ionizing radiation to determine personal radiation exposure. These devices include various types, such as film badge dosimeters, which use photographic emulsions to measure exposure, and more advanced types like thermoluminescent dosimeters.
Types of Dosimeters:
Film Badge Dosimeter: Utilizes photographic film that fogs in response to radiation.Thermoluminescent Dosimeter: Uses crystals that emit light when heated, indicating the level of radiation exposure.Electronic Dosimeter: Uses electronic sensors to measure radiation in real-time.Complete question :
What is the name of the badge that should be worn at all times of radiation exposure?
A. Doppler
B. Dosimeter
C. Tonometer
D. Osscillometric
in all organisms some of the energy that is taken is
a. lost to environment I form of heat
b. lost to environment in chemical
c. lost to environment in solar
d. all is lost to environment
Answer:
the answer is a
Explanation:
Though heat benefits the organism in the form of warmth, it does not benefit the environment in any way
a light for example provides light so you can see, but the heat produced as a result has no beneficial purpose
In life processes within all organisms, energy is obtained and utilized, but some is invariably lost to the environment, predominantly as heat energy. This is explained by the second law of thermodynamics, which asserts that all energy transfers or transformations are never fully efficient.
Explanation:All organisms utilize energy for their metabolic activities, and during this process, some energy is inevitably lost into the environment. The second law of thermodynamics justifies why this energy dissipation happens. This principle underscores that not all energy transfers and transformations are completely efficient; some amount of energy is lost in a form that is typically unusable, mostly as heat energy.
To illustrate, during cellular metabolic reactions, some energy is lost as heat energy because of the conversion and usage of chemical energy in food. This phenomenon is essential for warm-blooded creatures, as the heat energy assists in maintaining our body temperature.
The release of energy into the environment can occur in several ways, such as through work done or as a chemical, but a significant portion is usually lost in the form of heat due to biochemical reactions. Accordingly, with respect to your question, the option 'a. lost to environment I (in) form of heat' would be the most accurate.
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responding to a stimulus
Do you mean responding to stimuli? If so,when a stimulant is sensed by an organism whether by touch,smell,e.t.c. it causes the organism to react to the stimulant. For example,you eat a food which you think is tasty but when you eat is actually bitter. You may spontaneously spit out the food.
I hope this helps.
All animals share several common characteristics. Which is a characteristic shared by all animals?
Question 2 options:
endoskeletons and muscles
sensory organs and backbones
multi-cellular bodies
exothermic blood systems
Answer: multi-cellular bodies
Explanation: All animals are multi-cellular. This means that they are made up of many cells/cellular systems. Single-celled organisms, on the other hand, are not considered animals. Those would mostly be too tiny to see without the aid of a microscope tool. The other answer choices would not fit, because not all animals have bones (endoskeletons or exoskeletons). Also, only some animals are cold blooded, which is what the last answer choice has to do with.
All animals share the characteristic of having multi-cellular bodies. This feature differentiates them from unicellular organisms. Other characteristics like endoskeletons, sensory organs, backbones, and exothermic blood systems are not universal to all animals.
Explanation:The characteristic shared by all animals is that they have multi-cellular bodies, this means they are made up of more than one cell. This feature distinguishes them from unicellular organisms, such as bacteria, which consist of a single cell. The options of endoskeletons and muscles, sensory organs and backbones, and exothermic blood systems are not common to all animals.
For example, jellyfish do not have endoskeletons or muscles, many invertebrates don't have backbones, and not all animals have exothermic blood systems.
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Water reacts with sodium metal to produce sodium hydroxide and hydrogen gas, along with heat and light. What are the reactants in this chemical reaction
Answer:
Reactant in the mentioned chemical reaction are:
Explanation:
Water ( H2O) and sodium metal ( Na )
Further Explanation:
Reactants are the beginning materials of a chemical reaction.
The substances newly formed are called products.
In the above reaction, sodium hydroxide, hydrogen gas, heat and light are the products.
When sodium is reacted with water, it dirt's on water producing a hissing sound due to the production of hydrogen gas.
Answer:
Sodium metal and water
Explanation:
As you may already know, a chemical reaction is formed by "mixing" the reagents that will generate a result, which are the products.
Regents can be considered the ingredients of the reaction. In this case, if you say that water reacts with sodium metal to produce sodium hydroxide and hydrogen gas, together with heat and light, you mean that if we mix the ingredients water and sodium metal, we will have as a result sodium hydroxide and hydrogen gas, along with heat and light. In this case, water and sodium metal are the reaction reagents.
At what stage of mitosis does the amount of genetic material in each chromosome become half of what it just was?
Cell division is when the genetic material in each chromosome splits off and becomes half of what it was.
Cell division is where this happens.
Hope this helps.
Which area is a section of an axon in a state of rest?
Area A is a section of an axon in a state of rest.
(The pink area)
When an axon is in a state of rest, there are more negative ions inside and more positive ions outside. No transmission takes place.
:D
Which of these is an autotroph?
There’s no list or options but, an autotroph is something that makes its own food, like plants. :) AUTO means SELF!
i don't know what the options are but here's some info about autotrophs:
- autotrophs are plants or something that makes its own food
- they are a major food source for heterotrophs (consumers)
- they provide almost all energy for animals
hope this helps!!
which of the few is not a defining characteristic of water?
a) surface tension
b) cohesion
c) polarity
d) low specific heat capacuty
Answer:
D
Explanation:
Low Specific Heat Capacity
Some antibiotics used to treat infections in humans are also used to treat chickens, but some groups oppose this practice. The overuse of the antibiotics will most likely influence the natural selection of which type of organisms?
Answer:
Bacteria resistant to the antibiotics
Explanation:
Overuse of antibiotics has been proven to increase the mutation rates of bacteria population. The increased mutation increase the chances of developing a strain of bacteria that is resistant to the antibiotic. This eventually renders the antibiotic ineffective hence opening up risk for a health epidemic catastrophe.
The overuse of antibiotics will most likely influence the natural selection of antibiotic-resistant bacteria. These bacteria evolve mechanisms that protect them from the effects of antibiotics, making standard treatments for bacterial infections less effective.
Antibiotics are used to treat bacterial infections by targeting specific parts of bacterial cells, which can lead to the death or inhibition of these cells without harming human cells. However, when antibiotics are overused – in humans or in livestock such as chickens – it can lead to the natural selection of bacteria that have acquired or mutated genes granting them resistance to these drugs. This process is similar to the evolution of pesticide resistance; only the individuals with genes conferring resistance survive and reproduce. Over time, a higher proportion of bacteria in the population can withstand the antibiotics originally designed to kill them. This is a major concern in public health and animal husbandry because it can lead to the spread of antibiotic-resistant infections, which are harder to treat and manage.
Why is HIV difficult to cure?
it's difficult to cure because there are so many varying strains that are slightly different
Because is degenerative and hits your inmune system.
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Where is the blood filtered first?
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