Three different bird species all live in the same trees in an area, but competition between the birds rarely occurs. Which of the following is likely an explanation for this lack of completion?

Answer: D. Photosynthesis breaks down sugars to release energy, while cellular respiration stores energy as sugars.

Answer:

so that is the answer

Explanation:

the CO2 is increasing.

Answer:

you could use the shape of the bird. you could also use the color of it. and the size of it to identify it

Explanation:

with all of these you can then use a book or the internet

To identify a bird that visits the feeder in your yard, you can use a combination of methods that involve careful observation, field guides, digital resources, and possibly even technology.

1. **Observation:** Spend time closely observing the bird's appearance, behavior, and characteristics. Note its size, coloration, markings, shape of the beak, legs, and tail, as well as any unique behaviors such as feeding habits, flight patterns, and vocalizations.

2. **Field Guides:** Use field guides specific to your region or area. These guides contain illustrations, photographs, and descriptions of various bird species, helping you narrow down possibilities based on the bird's physical features. Look for guides that include range maps to see if the bird is typically found in your location.

3. **Binoculars:** If possible, use binoculars to get a closer look at the bird without disturbing it. Binoculars can help you see finer details that might be hard to distinguish with the eye.

4. **Online Bird Identification Tools:** There are many online platforms and apps designed for bird identification. Upload a clear photo of the bird, and these tools can provide potential matches based on the bird's appearance and location.

5. **Birding Apps:** Download birding apps that offer comprehensive information about bird species. These apps often include images, sounds, and detailed descriptions, making it easier to identify birds in the field.

6. **Online Birding Communities:** Join online forums or social media groups dedicated to birdwatching and identification. Share your observations and photos, and experienced birders can help you identify the species.

7. **Record Vocalizations:** If the bird is making distinct sounds or calls, try to record them using a smartphone or other recording device. You can then use these recordings to compare with known bird vocalizations online.

8. **Visit Local Nature Centers or Birding Clubs:** Local nature centers, wildlife refuges, or birding clubs might offer guided bird walks or resources to help you learn about and identify local bird species.

9. **Consult Experts:** If you're still having trouble identifying the bird, consider reaching out to ornithologists or experienced birdwatchers who might be able to provide insights based on your observations and descriptions.

10. **Keep a Bird Journal:** Keep a journal where you record the bird's appearance, behavior, location, and date of observation. Over time, this journal can serve as a valuable resource for comparing and identifying different bird species.

Remember that identifying birds can sometimes be challenging, especially if you're dealing with species that look similar or have varying plumage during different seasons. Patience, persistence, and a willingness to learn will greatly enhance your bird identification skills.

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The epidermis is the most superficial layer of a plant and acts as a barrier that prevents the plant from being damaged by external forces, losing water, and being infected. Therefore, option (A) is correct.

The epidermis of a plant is a layer of protective tissue that extends throughout the entirety of the plant's surface. The epidermis shields the plant from pathogens and prevents it from drying out. It is responsible for regulating the flow of gas in and out of plant cells. The epidermis is responsible for controlling the release of metabolic byproducts.

It is the most superficial layer of cells on a plant, and it is produced from the protoderm. It covers the stem, the roots, the leaves, the flowers, the fruits, and the seeds. The epidermis and the waxy cuticle that covers it act as a barrier that prevents the body from being damaged by outside forces, losing water, and becoming infected.

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Answer:

green-flowered plants

Explanation:

In biology, blending inheritance refers to an erroneous theory from the XIX century, which proposed that the progeny (F1) inherits phenotypic traits as an average of parental phenotypic values. If this theory would be true then a crossing of a blue flower variety with a yellow variety of the same species would produce green-flowered progeny (since green is a combination of blue and yellow). Charles Darwin used pangenesis, a hypothetical mechanism for heredity that implied blending inheritance, in order to understand the transmission of hereditary characters. Darwin believed that different parts of the body generated heredity particles called 'gemmules' that aggregated in the gonads, and contributed to the transmission of heritable information to the next generation. The blending inheritance theory was replaced by Mendelian inheritance during the early 1900s.

Answer:

it is a

Explanation:

i did the test

A farmer has decided to dig an artesian well into the unconfined aquifer below his crops. His well is not working because an artesian well needs the pressure of a confined aquifer. The correct option is A.

An artesian well is a deep tube well drilled underground to gather water for human usage. This good type is found in restricted aquifers.

The artesian well differs from the others in that it does not require the use of a pump to raise the water, as the cistern does. The sort of subsurface reservoir causes the water that travels through the tube to naturally spurt to the surface.

The underground reservoir with the qualities required for drilling an artesian well is the product of extremely specialized geological conditions. Gushing wells are caused by the restricted aquifer, as this sort of deep groundwater is known. This type of reservoir is found between impermeable subsurface layers.

Therefore, the correct option is A. An artesian well needs the pressure of a confined aquifer.

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Answer:

A is the correct answer of this question

Explanation:

I hope this helps

Answer:

Resources are characterized as renewable or nonrenewable; a renewable resource can replenish itself at the rate it is used, while a nonrenewable resource has a limited supply. Renewable resources include timber, wind, and solar while nonrenewable resources include coal and natural gas.

Explanation:

A neurotransmitter from a presynaptic neuron causes an inhibitory postsynaptic signal (IPSP) in the postysynaptic neuron. The following events will occur first is D. The postsynaptic neuron will hyperpolarize

Neurotransmitters are chemical compounds in the body that function to carry and transmit messages between neurons. Neurotransmitters will carry messages across the synaptic gap from one neuron to another in the central nervous system.

IPSP is an electrical charge on the postsynaptic membrane caused by the binding of inhibitory neurotransmitters. The process of IPSP formation begins when the neurotransmitter binds to an inhibitor which causes the opening of chloride ion channels which are bound by ligands. This causes hyperpolarization due to the flow of negatively charged ions into the postsynaptic cell. Thus the postsynaptic membrane is less likely to generate an action potential.

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Class level of taxonomy indicates whether an organism is a mammal or not. The correct option is c.

Taxonomy is the branch of biology concerned with the classification, identification, and naming of organisms.

It is a hierarchical system of classification that groups living organisms into increasingly specific categories based on their shared characteristics.

The classification system for living organisms includes seven levels of taxonomy, from largest to smallest: kingdom, phylum, class, order, family, genus, and species.

The class level of taxonomy is used to group together organisms with similar characteristics, such as the presence of fur or mammary glands, which are common to all mammals.

Therefore, this level of taxonomy indicates whether an organism is a mammal or not.

Thus, the correct option is c.

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The dependent variable in this experiment is D. The growth of the plants.

In conclusion, the dependent variable in this experiment is the growth of the plants. By manipulating the colors of light that the plants receive and measuring their growth over time, the scientist aims to determine the effect of light color on plant growth.

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Competition is essential for the maintenance of species diversity.

Ecological competition is a fundamental process in ecology that occurs when two or more species attempt to use the same limited resources. This type of competition can occur between individuals of the same species, between different species, and between members of different trophic levels.

Common resources in ecological competition include food, water, light, and territory. Competition is the process that determines which species will survive and reproduce in an environment. It can occur through direct physical contact, territorial dispute, or more indirect mechanisms such as resource depletion. In an environment where resources are limited, the competition between species for those resources can become intense. Competition can also lead to the exclusion of one species in favor of another, or the emergence of an entirely new species as a result of evolutionary adaptation. Ultimately, competition is essential for the maintenance of species diversity.

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Human activity has caused trophic cascades in several species, with one notable example being the reintroduction of gray wolves to Yellowstone National Park in 1995.

Prior to their reintroduction, the park's ecosystem had suffered due to the absence of wolves, as their absence had allowed the elk population to grow unchecked, resulting in overgrazing of vegetation and a decline in biodiversity.

Once the wolves were reintroduced, they began to prey on the elk, which reduced the elk population and allowed vegetation to recover. As a result, the habitat of other species, such as beavers, songbirds, and even fish, improved, as they were able to utilize the newly regenerated vegetation.

This is a classic example of a trophic cascade, where the removal or addition of one species can have a cascading effect on the rest of the ecosystem.

Human activities such as hunting, deforestation, and pollution have disrupted many ecosystems, causing trophic cascades that can have far-reaching consequences for biodiversity and ecosystem functioning.

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The complete question is:

When did human activity affect a few species and cause them to trophic cascade?

The tons of toxic fly ash generated by coal-fired power plants are made up of all of the following EXCEPT sulfates. Therefore the correct option is option C.

Chemical substances containing the sulphate ion (SO4 2-), which is made up of sulphur and oxygen atoms, are referred to as sulphates or sulphates. Minerals, salts, and detergents are just a few examples of the natural and manufactured sources of sulphate.

Sulfates are frequently employed as foaming agents, surfactants, and emulsifiers in the context of personal care and cosmetic goods in order to help produce lather and cleanse the face or hair.

Sodium lauryl sulphate (SLS) and sodium laureth sulphate are typical instances of sulphates used in personal care products. (SLES).  Therefore the correct option is option C.

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Mangroves are coastal ecosystems that provide habitats, food, and protection for various species, supporting the food web.

The mangrove ecosystem is a unique and highly productive coastal habitat characterized by mangrove trees, which are specially adapted to survive in saline environments. Mangroves are typically found in tropical and subtropical regions along sheltered coastlines, estuaries, and intertidal zones.

Mangroves are vital in sustaining the ecosystem by providing various ecological services. One of their significant contributions is their role in the food web or food chain.

They serve as a critical nursery and feeding ground for a diverse range of marine species. The intricate network of roots, known as prop roots, provides habitat, protection, and feeding opportunities for numerous organisms, such as fish, crustaceans, mollusks, and birds.

The mangrove leaves and detritus that fall into the water serve as a source of organic matter and nutrients, fueling the base of the food web. Decomposers and detritivores break down the organic matter, which is then consumed by various organisms.

Small organisms, like zooplankton and small fish, feed on the decomposers and detritivores, becoming prey for larger predators such as fish, birds, and reptiles.

Furthermore, mangroves act as a buffer against coastal erosion and storm surges, protecting shorelines and adjacent habitats. They also contribute to water filtration, nutrient cycling, and carbon sequestration, and provide a habitat for numerous endangered and migratory species.

In summary, the mangrove ecosystem plays a crucial role in sustaining the food web or food chain by providing habitat, nursery areas, and food sources for a diverse array of organisms. Their presence supports the productivity and biodiversity of coastal ecosystems, making them an essential component of coastal environments worldwide.

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The objective of ensuring "finance flows commensurate with a route towards low greenhouse gas emissions and climate-resilient development" is stated in Article 2.1(c) of the Paris Agreement. This ambition extends much beyond the typical focus of climate financing on assisting impoverished nations.

For example, Ghana's total greenhouse gas emissions in 2019 were 58.56 MtCO2e (million tonnes of carbon dioxide equivalent), 16% more than in 2016. Because of this continued rise in Greenhouse emissions as well as the existence of harmful chemicals in their cocoa, Europe recently indicated that they'd be cutting back on how much import they off-take from Ghana.

The Paris Agreement, often known as the Paris Accords or the Paris Climate Accords, is an international climate change accord. The pact, which was signed in 2015, addresses climate change mitigation, adaptation, and funding.

The Paris Pact is a watershed moment in the international climate change process because it brings all nations together for the first time in a binding agreement to undertake aggressive measures to combat climate change and adapt to its repercussions.

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Answer: The correct option is A (Segmentation waves; food to move backward and forward; peristalsis; food to move along the tract distally).

Explanation:

Gastrointestinal motility is defined as the different activities carried out by the smooth muscles of the tract which Involves it's contraction and relaxation to bring about the movement of ingested food through the gut for absorbing nutrients, water,electrolytes and eliminating waste products. These movements can be divided into two namely:

--> Mixing Contractions: These contractions are also called the SEGMENTATION WAVES. When a portion of the small intestine becomes distended with chyme, stretching of the intestinal wall elicits localised concentric contraction spaced at interval along the intestine causing segmentation of the small intestine. These contraction causes the movement of chyme BACKWARD and FORWARD which allows greater mixing with the secretions of the intestines.

--> Propulsive Contractions: These contractions are also called peristaltic waves. Bands of muscles in the walls of the gastrointestinal tract contract and relax alternately to push each bolus of food downwards slowly. This process is known as PERISTALSIS. This occurs in all regions of the tract causing the movement of food towards the anus (distal direction).

Therefore, gastrointestinal motility includes Segmentation waves which causes food to move backward and forward, and peristalsis; which causes food to move along the tract distally.

Jane's exploration of the ecosystem to create a model is a scientific concept that has to do with biomimetics, option B.

Biomimetics is a field of study that aims to imitate nature's design and use its strategies to solve human problems in various fields, such as engineering, architecture, and medicine.

It involves taking inspiration from nature and creating new technologies, processes, and products that mimic the structures, functions, and systems found in nature. The goal of biomimetics is to create sustainable, efficient, and effective solutions that are modeled after the way nature operates.

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Answer:

the uses of enter key is to enter a question or look up things and sometime to play computer games hope this helps. :)

Explanation:

Answer:

Also called the "Return key," it is the keyboard key that is pressed to signal the computer to input the line of data or the command that has just been typed.

It Was the Return Key

The Enter key was originally the "Return key" on a typewriter, which caused the carriage to return to the beginning of the next line on the paper. In a word processing or text editing application, pressing Enter ends a paragraph. A character code for return/end-of-line, which is different in Windows than it is in the Mac, Linux or Unix, is inserted into the text at that point. See CR/LF.

Generally, the product life cycle consists of five stages; development, introduction, growth, maturity, and decline. a. true

The product life cycle describes the steps that a product goes through from the moment it is launched to the market until it is removed from the market. A product's life cycle is divided into four stages: introduction, growth, maturity, and decline. Many items are still in their early stages of development.

The life cycle of a product is often divided into four stages: introduction, growth, maturity, and decline. Management and marketing experts utilise product life cycles to assist establish advertising schedules, pricing points, growth into new product markets, package redesigns, and other factors.

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The anwer is B, Biome is the biologycal comunity that is forme based on similar regional climes

The two similarities between chromosomes that you get from your parents are Genetic Material and Number of Chromosomes.

In terms of Number of chromosomes: Every Humans have 23 pairs of chromosomes, for a total of 46 chromosomes. Each parent contributes 23 chromosomes to their child, for a total of 46.

in tems of Genetic material: The chromosomes that you get from your parents contain the same genetic material. This is why you look like your parents and why you have inherited some of their traits.

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The brain and spinal cord are part of the central nervous system.

The electrical charges that act as nervous signals are called action potentials or nerve impulses.

Jellyfish do not have a brain. Instead, their nervous system is called a nerve net.

After nervous systems began to develop in bilaterally symmetric animals, some developed ventral nerve cords, while chordates developed dorsal nerve cords.

Skeletons that allow for movement by using muscles and squeezing liquid to change the body shape are called hydrostatic skeletons.

Exoskeletons do not grow with arthropods, and so occasionally must be shed and regrown from chitin.

Muscles move endo- and exoskeletons by contracting and relaxing.

Fertilization is the joining of two gametes called sperm and egg.

A fish that lays her eggs in a cluster is initiating cluster or mass fertilization.

Amniotic eggs are an adaptation by reptiles to allow for reproduction and embryo development on land.

Describe three different strategies used by three different animals to thermoregulate.

If you see a snake coiled up in a sunny patch of grass, what can you probably conclude about the type of thermoregulator it is. Why?

If you see a snake coiled up in a sunny patch of grass, you can probably conclude that the snake is an ectotherm. Ectotherms rely on external heat sources, such as the sun, to regulate their body temperature. By basking in the sun, the snake absorbs heat, which helps raise its body temperature to a suitable level for proper physiological functioning.

Answer:

1. central

2. action potential

3. nerve net

4. dorsal

5. hydrostatic

6. Exoskeletons

7. contraction/contracting

8. Fertilization

9. external fertilization

10. Eggs

11. Animals with fur thermoregulate by panting. Winged birds will flap against their mouths/heads to dissipate heat. Humans will produce sweat to evaporatively cool. Polar bears have developed blubber. Bears drop body temperatures during hibernation.

12. Seeing a snake using the warmth of the sun leads us to conclude that it is likely a thermo conformer that cannot produce its own body heat.

The correct option is c) "There are both large scale and small scale mutatios". Examples of small scale mutations are SNPs, which stands for Single Nucleotide Polimorphism. SNPs are changes in one nucleotide. On the other hand, there are large scale mutations, uch as achromosomal abnormlities.,

Answer:

The respiration, which takes place in the existence of oxygen is termed as aerobic respiration. In the process, glucose goes through the process of glycolysis to generate two molecules of pyruvate that further gets transformed into acetyl-CoA and enters the citric acid cycle. The energy generated from both the citric acid cycle and glycolysis is mediated by the energy carriers like FADH2, NADH2, etc to the ETC to produce ATP. The net production of ATPs while undergoing aerobic respiration is 36-38 ATPs.  

On the other hand, the respiration, which takes place in the non-existence of oxygen is termed as anaerobic respiration, also known as fermentation. The process takes place within the cells of yeasts, in the process also the formation of pyruvate takes place as the cell goes through the process of glycolysis. This pyruvate is further converted to acetaldehyde, which further gets converted to alcohol or ethanol. In the process, the net production of ATP is 2, and in animals, the same procedure is termed as lactic acid fermentation.  

Thus, glycolysis takes place both in aerobic and anaerobic respiration.  

The net gain of 36 or 38 ATPs takes place in aerobic respiration.  

The net gain of 2 ATPs takes place in anaerobic respiration.  

Lactic acid fermentation is a kind of anaerobic respiration.  

The alcohol fermentation is a kind of anaerobic respiration.  

The electron transport chain is used in the aerobic form of respiration.  

The citric acid cycle is also used in aerobic respiration.  

Answer:

I think it's only Cells duplicate their DNA

Answer:

I think it’s A

Explanation:

If it’s wrong I’m sorry

Answer:its A 100%

Explanation:

A.to read a funny story

B.to discover something new

C.to find out how to make something

D.to find out what people think about the past