Organisms can become different species through two primary mechanisms: allopatric speciation and sympatric speciation.
Allopatric Speciation: This occurs when a population is geographically isolated into separate habitats or regions, preventing gene flow between the two groups. Over time, the isolated populations may undergo genetic changes and accumulate different adaptations due to different environmental pressures. Eventually, they become reproductively isolated and unable to interbreed, leading to the formation of distinct species.
Sympatric Speciation: Sympatric speciation occurs within the same geographic area. In this process, a single population undergoes genetic changes that result in reproductive isolation without physical separation. This can be driven by various factors, including polyploidy (an increase in the number of chromosome sets), disruptive selection, sexual selection, or ecological niche differentiation. These factors lead to genetic divergence and the eventual formation of two or more distinct species within the same habitat.
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All organisms require a set of instructions that specify it's traits. The instructions that are responsible for all the inherent traits of an organism
A.are encoded in molecules of genetic material
B. are passed from the offspring to the parent
C.are formed after an organism is fully-grown
D.are stored in the organisms brain only
Answer: A, i think. I hope it helps
Explanation:
Answer:
a.
Explanation:
Suppose a scientist must choose whether to publish a report in a newspaper or in a peer-reviewed journal. What is a benefit of publishing in the journal?
Answer/Explanation:
Because the journal is peer-reviewed, it means their report is assessed and critiqued by experts in the field. This means the data is more reliable and more likely to be trusted by other scientists in the field.
Additionally, the journal is likely to be specialized and used to accepting scientific reports, meaning they will have certain regulations and criteria for publishing.
Approximately how long does it take for eggs to turn into adults?
The amount of time it takes for eggs to turn into adults can vary depending on the species. Some insects can hatch from their eggs and develop into adults within a few weeks, while others may take several months.
It's important to research the specific species you are curious about and understand the conditions necessary for their growth and development. Factors such as temperature, humidity, and availability of food can all play a role in the length of time it takes for eggs to turn into adults.
It seems you are asking about the time it takes for eggs to develop into adults. To provide a specific answer, I would need to know the species in question. However, I'll give you a general overview using the terms you mentioned:
Eggs typically undergo a process called metamorphosis, in which they hatch into larvae or juveniles and then gradually develop into adults. The time it takes for eggs to turn into adults varies widely among species. For example, in insects, it may take a few weeks to months, whereas for birds, it could take a couple of months to a year. The key factors in this process are the species, environmental conditions, and the availability of resources.
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which is not a characteristic of gel electrophoresis? it separates molecules based on size. ethidium bromide binds dna by intercalating between base pairs. it separates molecules based on charge. it uses primers to amplify specific dna sequences.
It is not a characteristic of gel electrophoresis to use primers to amplify specific DNA sequences. the molecules are forced through the gel's tiny pores by the force of the current during the process.
Primers are not used in gel electrophoresis to amplify specific DNA sequences. Based on their size and charge, this method is used in the laboratory to separate and examine macromolecules like DNA and proteins. The macromolecules are subjected to an electric field when they are placed in a gel matrix during gel electrophoresis. Using methods like ethidium bromide staining, which binds to the DNA by intercalating between base pairs, the molecules can be separated and observed as they move through the gel in accordance with their size and charge.
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Select the correct answer from each drop-down menu.
In an ecosystem, organisms are dependent on each other for their survival. Small fish eat plankton. In the fish, chemical energy from
plankton is converted into
and used by fishes to swim. These fish are then devoured by large fish
elease energy, which is then absorbed by other organisms in the ecosystem. This flow of
Bacteria break down the de
energy is an example of the oxygenated energy
radiant energy
mechanical energy
Reset
Next
Answer:
In an ecosystem, organisms are dependent on each other for their survival. Small fish eat plankton. In the fish, chemical energy from plankton is converted into - mechanical energy and used by fishes to swim. These fish are then devoured by large fish. Bacteria break down the dead bodies of fish to release energy, which is then absorbed by other organisms in the ecosystem. This flow of energy is an example of the conservation of energy.
Explanation:
Answer:
1: mechanical energy
2: conservation of energy
Explanation:
the part of a neuron that transmits neural messages to other neurons or to muscles or glands is called the a synapse b cell body c association area d dendrite e axon
The part of a neuron that transmits neural messages to other neurons or to muscles or glands is called the Axon
Neurotransmitters from one neuron are released, cross the synapse, and connect to unique molecules in the following cell known as receptors when neurons communicate. The message is taken in by the receptor, processed, and then transmitted to the following cell. The message eventually reaches the brain.Synapses: At specialized junctions known as synapses, dendrites receive impulses from other neurons. Neurotransmitters are delivered from one synaptically connected neuron to the next neuron in the little space between them.
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The first step in getting energy in the cell by breaking down glucose is known as
answer choices
Krebs cycle
ETC
Lactic Acid Fermentation
Glycolysis
The first step in getting energy in the cell by breaking down glucose is known as Glycolysis.
The first step in the breakdown of glucose into energy for cellular metabolism is glycolysis. A cell's cytosol is where glycolysis takes place, and it can be divided into two main stages: Glycolysis, the energy-requiring phase, is a series of reactions that break glucose down into two pyruvate molecules, each with three carbon atoms. Glycolysis is a metabolic pathway that originated long ago and is present in the vast majority of living organisms.
However, many anaerobic organisms, or organisms that do not use oxygen, also have this pathway because glycolysis does not require oxygen.
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17. What is a DISADVANTAGE of inserting a herbicide-resistant gene into eggplant?
A. It may lead to decrease in use of herbicides and save the farmer money
B.It may lead to many insects being killed
C. It may lead to an increase in use of herbicides which can lead to pollution
D. It may kill the crop plants but not the weeds
19. Plant geneticists insert a gene that slows down the ripening into fruits like tomatoes for the the purpose of:
A. Speeding up the delivery from farm to supermarkets
B. Increasing the sales of tomato by Publix but not Sedano's
C. Creating bigger tomatoes that have a lot of beta carotene
D. Increasing the shelf life of the fruits and vegetables
The disadvantage of inserting herbicide-resistant gene into eggplant is that c) it may lead to increase in use of herbicides, which can have negative environmental consequences.
What is the disadvantage of inserting a herbicide-resistant gene into eggplant?Use of herbicide-resistant crops is accompanied by an increase in the use of herbicides, as farmers may use more herbicides than necessary to control weeds, causing environmental pollution and the development of herbicide-resistant weeds.
19. Plant geneticists insert gene that slows down ripening into fruits like tomatoes for the purpose of: D.)Increasing shelf life of the fruits and vegetables.
When fruits and vegetables ripen, they begin to deteriorate and become susceptible to spoilage, which reduces their shelf life.
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first to answer easy question gets brainliest
Answer:
C Mitosis
Explanation:
At the end of interphase comes the mitotic phase, which is made up of mitosis and cytokinesis and leads to the formation of two daughter cells. Mitosis precedes cytokinesis
Answer:
C. MITOSIS
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The diagram shows an energy pyramid.
If the flowers contain 50,000 kcal of energy, about how much energy will the lizard obtain from eating the butterfly?
500 kcal
5,000 kcal
50,000 kcal
500,000 kcal
Answer: I would say 500 kcal
I’m not 100% sure though
Please comment if it’s right!
Answer:
A. 500 kcal
Explanation:
every cunsumer it passes it losses a zero
50,000 flower
5,000 butterfly
500 lizard
What is the function of the type of muscle that is pictured below?
Answer:
correct, its contraction and relaxation of the heart
Explanation:
by the help of pacemaker cells, contractions of our hearts are in control
Answer:
contraction and relaxation of the heart
Explanation:
c or contraction and relaxation of the heart
What is disruptive selection?
In nature, not all individuals in a biological population has the same reproductive success. Additionally, the reproductive succes of an individual may be related to a heritable trait. Disruptive (natural) selection is operating when indivuals with extreme values for an heritable trait have a greater reproductive succes that the ones with intermediate values for the same trait.
1: What would happen if there were no villi on the walls of small intestine?
2: If you eat food while hanging upside down, do you think it will still go
through the alimentary canal?
3: Which food will take longer time to digest, Sugar candy or Potato chips?
Justify your answer
Answer:
Explanation:
1: What would happen if there were no villi on the walls of small intestine?If you don't have functioning intestinal villi, you can become malnourished or even starve, regardless of how much food you eat, because your body simply isn't able to absorb and make use of that food
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2: If you eat food while hanging upside down, do you think it will still go through the alimentary canal?Yes. Even if we eat food while hanging upside down, it will go through the alimentary canal because of the process of peristalsis. The muscles of the oesophagus will push the food downwards in a wave like action throughout the alimentary canal.
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3: Which food will take longer time to digest, Sugar candy or Potato chips?I think potato chips
GIVING BRAINLIEST ANSWER ASAP
Which form of precipitation would most likely be predicted based on the following information?
Temperature in the clouds = −2 °C (28 °F)
Temperature of the air below the clouds = 2 °C (36 °F)
Season = fall
Rain because, it is the fall season and the temperatures might vary, which means good conditions for rain
Rain because, the temperatures in the cloud and beneath the cloud are below freezing
Sleet because, it is the fall season but it should be the winter season
Sleet because, the temperature in the cloud is below freezing but the temperature beneath the cloud is above freezing
Form of precipitation that would most likely be predicted based on the information : Sleet because the temperature in cloud is below freezing but temperature beneath the cloud is above freezing.
What is meant by precipitation?Liquid or frozen water that forms in the atmosphere and falls to Earth is called precipitation.
When temperature in the clouds is below freezing, water droplets freeze into ice crystals. If air beneath the clouds is also below freezing, these ice crystals will remain frozen and fall to ground as snow. However, if air beneath the clouds is above freezing, ice crystals will partially melt and refreeze into small pellets of ice called sleet before reaching ground.
In this scenario, temperature in the clouds is below freezing, but temperature of the air below the clouds is above freezing, indicating that ice crystals would have time to partially melt and refreeze into sleet before reaching ground.
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Where are molecules stored in photosynthesis?
Chloroplast is referred to as the organelle where molecules are stored during the process of photosynthesis.
What is Photosynthesis?This is referred tom as the process in which green plants manufacture food in the presence of sunlight which is usually in the form of glucose. It is also defined as the process by which green plants and certain other organisms transform light energy into chemical energy.
The organelle which is known as chloroplast contain green pigment called chlorophyll which helps tor trap the light energy for the activation of the photosynthetic process.
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During photosynthesis, the energy is stored in ATP and NADPH molecules.
What is photosynthesis?This refers to the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar. During the process of photosynthesis, energy from sunlight is captured and used to produce sugar molecules. The energy that is stored in ATP and NADPH molecules is used to produce carbohydrates from carbon dioxide in the Calvin cycle.
What is Adenosine triphosphate (ATP)?
ATP can be used to store energy for future reactions or be withdrawn to pay for reactions when energy is required by the cell. Animals store the energy obtained from the breakdown of food as ATP. Also, plants capture and store the energy they derive from light during photosynthesis in ATP molecules.
What is Nicotinamide adenine dinucleotide phosphate (NADPH)?
This refers to an essential electron donor in all organisms and provides the reducing power for anabolic reactions and redox balance. NADPH homeostasis is regulated by varied signaling pathways and several metabolic enzymes that undergo adaptive alteration in cancer cells.
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how to stop woodpeckers from pecking at your house
To deter woodpeckers from pecking at your house, you can try the following methods are Visual deterrents, Auditory deterrents and Physical barriers.
1. Visual deterrents: Hang shiny objects, like reflective tape or old CDs, near the area where the woodpeckers are pecking. The movement and reflection may scare them away.
2. Auditory deterrents: Use a wind chime, loud music, or a motion-activated sprinkler near the affected area. The sudden noise or spray of water can discourage woodpeckers from returning.
3. Physical barriers: Cover the affected area with netting, mesh, or burlap. This will make it difficult for woodpeckers to access the surface they are pecking.
4. Repellents: Apply a taste or odor repellent specifically designed to deter woodpeckers to the affected area. These can be found at gardening or home improvement stores.
Remember, it is important to respect wildlife, so try using non-harmful methods first before considering more drastic measures.
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what two processes are coupled throughout the etc that together make up oxidative phosphorylation?
The two processes are coupled throughout the mitochondrial inner membrane that together make up oxidative phosphorylation are: Electronic transport chain and ATP synthase.
NADH and FADH2 formed during glycolysis; fatty acid and amino acid breakdown and the citric acid cycle contain high-energy electrons.
Oxidative phosphorylation is the process by which these molecules are oxidized by transferring their electrons to O2 and the resulting energy is used in the form of ATP synthesis.
This metabolic process is formed by a set of complex enzymes, located in the inner membrane of the mitochondria, which catalyze various oxidation-reduction reactions.
Oxidative phosphorylation includes two coupled mechanisms:
Electron transport chain that the set of enzymatic complexes embedded in the mitochondrial membrane that oxidize NADH and FADH2 generating a proton gradient.ATP synthase that harnesses the energy of the proton gradient to produce ATP.Both the electron transport chain and ATP synthase are embedded in the membrane, and energy is transferred from the electron transport chain to ATP synthase by the movement of protons through the membrane, in a process called chemiosmosis.
Therefore, we can conclude that oxidative phosphorylation works with two types of reactions that are coupled, the electronic transport chain that releases energy, while the other ATP synthase uses that energy to carry out its reactions.
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Prior to the work of _________blank, scientists did not distinguish between members of the archaea and the bacteria.
Answer:
Prior to the work of Carl Woese blank, scientists did not distinguish between members of the archaea and the bacteria.
Explanation:
Prokaryotes, which comprise two very different species i-e bacteria and archaea, may be found practically everywhere, including within human bodies as well as on every surface of the dwellings. Some inhabit habitats that are too harsh for other types of life, such as the warm pores on the seafloor. Prokaryotes are everywhere, yet they may be challenging to find, quantify, and categorize. Only a small portion of the prokaryotic on the planet that are predicted to exist are represented by those that we now learn about. In reality, in the environment of prokaryotes, the concept of a "species" itself becomes complex. Prokaryotes, meanwhile, are separated into two different branches, or lines of derivation, known as Archaea and Bacteria, according to research done in the mid-1970s by biologist Carl Woese.
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Discuss the factors that paly a role in Cardiac Output? Compare and Contrast their roles.
Cardiac output is influenced by several factors, including heart rate, stroke volume, and systemic vascular resistance. These factors work together to determine the overall cardiac output.
Cardiac output is the volume of blood pumped by the heart per minute and is influenced by heart rate, stroke volume, and systemic vascular resistance.
Heart rate (HR) is the number of times the heart beats per minute. An increase in heart rate leads to an increase in cardiac output, as more beats result in more blood being pumped.
Stroke volume (SV) is the volume of blood ejected from the heart with each contraction. It is influenced by factors such as preload, contractility, and afterload. An increase in stroke volume leads to an increase in cardiac output.
Systemic vascular resistance (SVR) refers to the resistance that blood encounters as it flows through the systemic circulation. An increase in systemic vascular resistance decreases cardiac output, as more resistance impedes blood flow.
Heart rate, stroke volume, and systemic vascular resistance interact to determine cardiac output. For example, an increase in heart rate can compensate for a decrease in stroke volume or an increase in systemic vascular resistance to maintain cardiac output.
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Give some example of microorganisms
ASAP
Answer:
some examples of microorganisms
Bacteria.
Archaea.
Fungi.
Protozoa.
Algae.
Viruses.
Multicellular Animal Parasites.
Can water speed up the movement of food and waste through the digestive system
Answer:
No
Explanation:
Find the area of a circle with diameter 20cm and the advantages and
Which of the following statements is true regarding cerebral lateralization? Check all that apply. a Left-handed people usually exhibit a wider frontal, parietal, and occipital lobe on the left compared to the same lobes on the right
b One hemisphere is usually dominant over the other c Sequential and analytical reasoning is usually a specialty of the right hemisphere. d Imagination Insight, and artistic soll are usually specialties of the right hemisphere.
b) One hemisphere is usually dominant over the other
d) Imagination, insight, and artistic skill are usually specialties of the right hemisphere.
The term "hemisphere" refers to half of a sphere or a globe. It commonly refers to the two halves into which the Earth is divided: the Northern Hemisphere and the Southern Hemisphere. The division is based on the equator, with the Northern Hemisphere located north of the equator and the Southern Hemisphere located south of it. Each hemisphere has its unique climatic patterns, seasons, and geographical features. The concept of hemispheres can also be applied to other spheres or objects, such as the brain, where the left hemisphere and the right hemisphere are associated with different cognitive functions and modes of thinking.
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Movement of large particles such as
Answer:Endocytosis
Explanation:is a kind of active transport which transfers inside a cell particles like big molecules, cell components and even complete cells. Although endocytosis has several variants, they have a similar feature: the plasma cell membrane invaginates, producing a pocket around the target particle.
Can somebody please answer this quickly?pleaseeee
Answer:
C I HOPE THIS HELPS I mean it
Explanation:
Which of the following is not an example of green infrastructure?
OUrban tree canopy
O Permeable pavement
Rainwater harvesting
Streets and parking lots
Answer:
Streets and parking lots
Explanation:
The example that is not an example of green infrastructure from the given options is Streets and parking lots.Green infrastructure refers to the network of natural and semi-natural features, green spaces, and ecological systems in cities and towns. It is an approach to managing stormwater runoff that emphasizes infiltration and the use of natural systems to filter pollutants from water.Green infrastructure helps to manage stormwater, improve air quality, and create healthier urban environments. It includes practices such as urban tree canopy, permeable pavement, and rainwater harvesting. Streets and parking lots, on the other hand, are not examples of green infrastructure.
What effect does this change have on the frequency of the
light-colored genetic code in the mouse population?
The change in the environment would not affect the frequency of the light-colored genetic code in the mouse population.
Frequency of the light-colored genetic code in the mouse population would not be affected by a change in the environment. Light-colored genetic code in the mouse population is determined by genetic makeup and not the environment.
A change in the environment may change the survival rate of the population, however, it does not influence the frequency of the genetic makeup of the population. The genetic makeup of the population can change through genetic drift, mutation, and migration.
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Please describe in detail how the sun causes the global wind patterns and the global current patterns.
Answer:
The sun's heat causes differential heating of the earth's surface and water bodies causing changing wind patterns.
Explanation:
The amount of sunlight received varies on various factors like
1. Insolation
2. Latitude
3. Altitude
Maximum sunlight is received at the equator while minimum sunlight is received at the poles.
Because of varying amounts of sunlight received, the surface and water bodies heat differently. This causes the wind over the surface to warm and cool differently.
The warm air being lighter in weight rises and is replaced by the heavier colder air. This leads to the formation of wind patterns.
The global winds are called trade winds.
Explain why the external eye muscle can be
considered the muscle with the greatest dynamic
strength.
DONE
Answer:
that the answer
Explanation:
can you help me with my question In the extended simile of the underlined passage from Paragraph 15 of "A Wagner Matinee," the narrator makes an observation about the soul that aring rokol been A. it is like a strange moss on a dusty shelf that, with excruciating suffering, can wither and die y for I the be B though after excruciating suffering it may seem to wither, the soul never dies, C. excruciating, interminable suffering that goes on for half a century can kill the soul.
Answer:
moves to readjust the eye position and it moves constantly to maintain a steady point of fixation
Explanation:
trust me
The principle used to determine whether an allele is experiencing evolution is called:_________
The principle used to determine whether an allele is experiencing evolution is called the - Hardy- Weinberg law of equilibrium.
What is an allele?Garden pea flowers can be purple or white in color. The gene that codes for this trait, which produces a purple pigment, comes in two forms: allele for purple color and allele for white color. An allele is a variant or variants of a DNA sequence at a specific genomic location.Each person inherits two alleles, one from each parent.If the two alleles are the same, the individual is said to be homozygous for that allele.The person is heterozygous if the alleles differ. Alleles influence an organism's phenotype, or outward appearance. Certain alleles are dominant, whereas others are recessive.To know more about allele:
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In what two ways can a pathogen cause a disease?
Answer:
releasing toxins and damaging local cells, or tissues
Explanation:
Hope this helps:) !!!
Explanation:
Pathogens cause illness to their hosts through a variety of ways. The most obvious means is through direct damage of tissues or cells during replication, generally through the production of toxins, which allows the pathogen to reach new tissues or exit the cells inside which it replicated.
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