When our brain fills in missing pieces, this is called:

Answer:

By reducing the amount of carbon dioxide emissions contributing to global warming

Explanation:

Global warming is an arising problem caused by the emission of gases called GREENHOUSE GASES into the Earth's atmosphere. The greenhouse gases include Carbon dioxide, methane etc.

Carbon dioxide as the principal cause of global warming is emitted when fossil fuels like petroleum products like diesel or petrol are burned. Therefore, the use of automobiles like cars releases CO2 into the atmosphere. Therefore, replacing diesel/petrol fueled vehicle to electric-operated vehicles may change the environment by reducing the amount of greenhouse gases (CO2) emitted into the atmosphere, ultimately helping to reduce global warming.

Answer:

Like hyaline, elastic cartilage also has single or multiple chondrocytes housed within spaces called lacunae. The extracellular matrix of elastic cartilage contains higher levels of type II collagen.

Answer: Option A, Winds is correct

Explanation:

Ocean currents are caused by wind action. A horizontal movement of ocean water that is caused by wind occurs at or near the oceans surface.

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Answer:

Hormones can be classified according to their chemical nature, mechanism of action, nature of action, their effects, and stimulation of Endocrine glands. i. This category of hormones are divided to six classes, they are hormones steroid; amines; peptide; protein; glycoprotein and eicosanoid.

Explanation:

Answer:

"How might different types of organisms--producers, consumers, decomposers--be important to a healthy ecosystem?" (Producers change energy into matter with chemical energy that other organisms can use and then consumers pass the matter and energy on to other organisms by eating and being eaten; decomposers recycle some ...

Explanation:

critically discuss three characteristics of an entrepreneur that may assist a school leaver to become a successful business owner. Answer in the form of an essay that includes an introduction, body and conclusion.

Ribosomes move along the mRNA strand and connect amino acids according to the sequence of the mRNA. The correct option is A.

Thus, in order to create proteins, ribosomes move along the mRNA strand and join amino acids in the proper order. The mRNA molecule joins to a ribosome during translation, and the ribosome reads the nucleotide sequence on the mRNA one codon at a time.

A molecule known as transfer RNA (tRNA) transports each codon's designated amino acid to the ribosome. The ribosome then joins the amino acids in the polypeptide chain according to the mRNA sequence, which will eventually fold into a protein. The newly created protein is then released after the ribosome reaches a stop codon, which happens to be the end of this process.

Thus, the ideal selection is option A.

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Answer:

B

Explanation:

The answer is the Algae are more similar to plants than protists.

Explanation:

The fact that the soil did not change significantly after five years, while the tree gained 74 kg, suggests that the tree's mass did not come from the soil alone. If the tree had gained all its mass from the soil, the soil would have lost an equivalent amount of mass, which did not occur. Therefore, this evidence suggests that the mass of a tree does not come solely from the soil.

While sunlight is necessary for photosynthesis, which allows the tree to produce glucose, the mass of a tree does not come directly from sunlight. Rather, the tree uses the glucose produced during photosynthesis to build its own tissues, such as leaves, branches, and roots. Therefore, while sunlight is necessary for the tree to grow, it is not the source of the tree's mass.

The tree's increase in mass is primarily due to the process of photosynthesis. During photosynthesis, the tree uses energy from sunlight to convert carbon dioxide and water into glucose, which it then uses to build new tissues. Additionally, the tree may have also taken up nutrients, such as nitrogen and phosphorus, from the soil, which it incorporated into its tissues. However, it's important to note that the majority of the tree's mass comes from the carbon that it takes up during photosynthesis, rather than the nutrients in the soil.

High-energy electrons are formed when the pigments of photosystem II absorb light. Electrons pass through electron transport chains, a series of electron-carrying proteins.

The movement of electrons through an electron transport chain causes a thylakoid to fill with hydrogen ions and generate ATP and NADPH. Light excites an electron from chlorophyll to a pair, which passes to the primary electron acceptor. The excited electron must then be replaced. In photosystem II, the electron comes from the splitting of water, which releases oxygen as a waste product. The purpose of Photosystem II is to use a photon to excite electrons and pass them to the b6-f complex, then replace those electrons by splitting water.  Photosystems I and II are protein complexes located in the thylakoid membrane.

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Answer:

A. igneous

Explanation:

it froms from melted lava

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Answer:

Childhood vaccines or immunizations can seem overwhelming when you are a new parent. Vaccine schedules recommended by agencies and organizations, such as the CDC, the American Academy of Pediatrics, and the American Academy of Family Physicians cover about 14 different diseases.

Vaccinations not only protect your child from deadly diseases, such as polio, tetanus, and diphtheria, but they also keep other children safe by eliminating or greatly decreasing dangerous diseases that used to spread from child to child.

A vaccine is a dead, or weakened version, or part of the germ that causes the disease in question. When children are exposed to a disease in vaccine form, their immune system, which is the body's germ-fighting machine, is able to build up antibodies that protect them from contracting the disease if and when they are exposed to the actual disease.

Over the years, vaccines have generated some controversy over safety, but no convincing evidence of harm has been found. And although children can have a reaction to any vaccine, the important thing to know is that the benefits of vaccinations far outweigh the possible side effects

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itz by alien +insaan

Answer:

The answer would be chromosomes

Answer:

true

Explanation:

This generally is due to either a lack of oxygen in the blood or extremely cold temperatures. When the skin becomes a bluish color, the symptom is called cyanosis. Most commonly, blue hands are caused by a lack of oxygen in the blood.

Punnett squares are used to get probabilities of getting the genotypes and phenotypes of the offspring of a cross. Parentals) Rr   x   rr. 1) 0% of the progeny is expected to be pure round. 2) 50% of the progeny is expected to be hybrid. 3) 50% of the progeny is expected to be pure wrinkled. 4) 50% of the progeny is expected to be round. 5) 50% of the progeny is expected to be wrinkled.

The Punnett square is a graphic representation that shows the different types of gamete combinations according to the alleles involved in a cross.

Punnett square shows the probabilities of getting offspring with different genotypes and their consequent phenotypes.

Now we need to cross a hybrid round plant with a pure wrinkled plant. Remember that hybrid means heterozygous.

We know that the gene that codes for this trait is a diallelic gene,

Parentals) Rr   x   rr

Gametes) R   r    r   r

Punnett square)    R    r

                        r    Rr    rr

                        r    Rr    rr

F1) Genotype

1/2 = 50% of the progeny is expected to be heterozygous, Rr

1/2 = 50% of the progeny is expected to be homozygous recessive, rr

    Phenotype

1/2 = 50% of the progeny is expected to have round seeds

1/2 = 50% of the progeny is expected to have wrinkled seeds

1) 0% of the progeny is expected to be pure round

2) 50% of the progeny is expected to be hybrid

3) 50% of the progeny is expected to be pure wrinkled

4) 50% of the progeny is expected to be round

5) 50% of the progeny is expected to be wrinkled

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Answer:

False

Explanation:

Decapoda crustaceans or invertebrates are essential to the fisheries sector and fishing industry and fish markets because even through they have the alternative to transform or substituted shrimp, lobsters, and crayfish as a source of food. These features are shared by animals throughout the Arthropoda phylum.

Explanation:

no statements, an exosystem can thrive on its own with animals and plants that keep it going animals die and go into the ground plants absorb them and grow, fish keep drinking water clean and animals also eat them, carnivores eat the animals and thrive, the sun feeds the plants. herbivores eat the plants and omnivores eat bugs

Answer:

Correct Answer is B - Survival of all species of organisms depends greatly on abiotic factors.

Explanation:

Answer:

b-in the nucleus

Explanation:

dna is found there and so many other things that make up the cell if you want to know more about genetic material you gotta look in the nucleus

Answer:

B.in the nucleus

Explanation:

took the test

Mutualism is a type of symbiotic relationship where all species involved benefit from their interactions.

A mutualism occurs when two species have a long-term relationship that benefits both of them (+/+ interaction). Some fungi, for example, create mutualistic relationships with plant roots. The plant may photosynthesize and gives fixed carbon to the fungus in the form of sugars and other organic compounds.

The presence of several species in an ecosystem balances it. The species in an ecosystem interact with one another in some way. For example, the existence of a plant species will offer food for the numerous herbivores found in an ecosystem. A predator may consume a variety of prey. As a result, the existence of diverse prey reduces the likelihood of a species becoming extinct in the ecosystem. As a result, all creatures in an ecosystem are dependent on one another in some way.

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In most of the single celled organisms like fungus, spyroghyra, etc, reproduction occurs asexually.

Answer: The biggest threat to biodiversity to date has been the way humans have reshaped natural habitats to make way for farmland, or to obtain natural resources, but as climate change worsens it will have a growing impact on ecosystems.

Explanation: hope it helps!

Answer:

Scientific Theory

Explanation:

The statement "the characteristics of living things change over time" refers to the concept of biological evolution, which is widely accepted as a scientific theory in the field of biology. In scientific terms, a theory is a well-substantiated explanation of a natural phenomenon that is supported by extensive evidence, experimentation, and scientific consensus. The theory of evolution, proposed by Charles Darwin and further developed over time, provides a comprehensive explanation for the diversity and change in the characteristics of living organisms. It is supported by a vast body of evidence from various scientific disciplines, including genetics, paleontology, comparative anatomy, and molecular biology.

In contrast, scientific laws describe observable patterns or regularities in nature that are often expressed as mathematical equations or principles. Laws, such as Newton's laws of motion or the laws of thermodynamics, describe specific relationships or behaviors in the physical world.

Therefore, the statement about the characteristics of living things changing over time aligns with the theory of evolution, rather than being described by a scientific law.

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Answer and Explanation:

The brain is composed of three main structures, the cerebrum, cerebellum, and brain stem. The brain sends chemical and electrical signals throughout the body to regulate different biological functions and sense environmental changes. The brain communicates with the majority of the body through the spinal cord.

i belive it is B. oxygen and carbon dioxide

Plants use carbon dioxide for photosynthesis and oxygen is a product of photosynthesis.

The two gases that plants must exchange with the air are oxygen and carbon dioxide. Oxygen is required for respiration while carbon dioxide is required for photosynthesis. The exchange of these gases is essential for the survival of plants and for maintaining the balance of gases in the atmosphere. Option B)

The two gases that plants must exchange with the air are oxygen and carbon dioxide. Plants consume carbon dioxide during photosynthesis and release oxygen back into the atmosphere. This process of photosynthesis occurs in the chloroplasts of the leaves and involves the absorption of sunlight and conversion of carbon dioxide and water into glucose and oxygen.
In the process of respiration, plants use oxygen to break down glucose and release energy. The waste product of respiration is carbon dioxide, which is released back into the atmosphere. This exchange of gases is vital for the survival of plants as well as for maintaining the balance of gases in the atmosphere.
Oxygen is important for the survival of all living organisms, including plants. It is required for respiration, which is the process of releasing energy from food. Carbon dioxide, on the other hand, is a waste product of respiration and is required for photosynthesis. The exchange of these two gases between plants and the atmosphere is essential for the survival of both. Therefore option B) is correct.
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It's important to recognize that wildfires are complex events influenced by a combination of factors, including human activities, fire suppression policies, and natural climate variability.

In Southern California, several environmental factors contribute to the increased chances of wildfires catching and spreading. The primary factor is the region's Mediterranean climate, characterized by hot, dry summers and seasonal Santa Ana winds.

Here are some key environmental causes that can increase the likelihood of wildfires in Southern California:

Drought: Prolonged periods of drought create dry vegetation, which acts as fuel for wildfires. In recent years, Southern California has experienced severe drought conditions, leading to increased fuel availability and heightened fire risk.

Vegetation type: The region is home to chaparral and shrubland ecosystems that contain highly flammable vegetation, such as dry brush and grasses. These plant communities are adapted to fire, and their flammability contributes to the rapid spread of wildfires.

Santa Ana winds: Southern California experiences strong, dry winds known as Santa Ana winds. These winds originate from the Great Basin and flow towards the coast, causing extremely low humidity and enhancing fire conditions. They can quickly spread wildfires, making them more difficult to control.

Urban interface: The expansion of human settlements into wildland areas creates an interface where urban areas meet natural vegetation. This interface increases the risk of wildfires due to the proximity of flammable structures to fire-prone environments.

Climate change: While not a direct cause of individual wildfires, climate change can exacerbate the conditions favorable for wildfires. Rising temperatures, prolonged droughts, and altered precipitation patterns contribute to increased fire risks in many regions, including Southern California.

The interplay of these factors can vary from one fire event to another, making it challenging to pinpoint a single environmental cause for any specific wildfire.

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Answer:

As we know water is the vital liquid on earth, this means that life is not possible without it. Even our own body is 70% water, for living organisms, including ourselves, allows them to properly self regulate, that is to say, facilitates organic processes such as digestion, absorption of nutrients, elimination of toxins as well as maintaining body temperature among other functions.  

Taking this into consideration we can proceed to analyze the question. The lack of water would impact the whole planet if we are talking of total disappearance, even the planet atmosphere would change drastically, leading every living organism to death, if we consider only the lack of edible freshwater, we would have some organisms that could survive such algae, some plants, bacteria, and protozoans, but in the case of animals would lead to certain death, due to dehydration and a total cease of body functions. aquatic animals such as fish in the ocean would not be impacted in this way as their environment wouldn't be affected, on the other hand in the first scenario a total loss of water in the planet including oceans, logically would lead to death of every sea creature.

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Explanation:

Medical oxygen is used to: ... restore tissue oxygen tension by improving oxygen availability in a wide range of conditions such as COPD, cyanosis, shock, severe hemorrhage, carbon monoxide poisoning, major trauma, cardiac/respiratory arrest. aid resuscitation.

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Answer:

   In cells, oxygen is needed for aerobic respiration, which allows for the extraction of energy from ingested foods. Thus supplemental oxygen at home and in hospitals is vital for those with breathing disorders such as emphysema.

   Compressed oxygen tanks are used by mountaineers at high elevations to counteract the decreased O2 pressure at these altitudes.

   Supplemental oxygen is needed for surgical patients intentionally rendered paralyzed for medical procedures, in which "heart-lung machines" keep their vital functions going.

   Oxygen can be used as a sterilizing agent to kill certain anaerobic bacteria that are killed by sufficient exposure to the gas.

Industrial Uses of Oxygen:

   Oxygen is needed for the reaction that converts carbon to carbon dioxide gas in steel working, which takes place under high temperatures in a blast furnace. The carbon dioxide produced allows for the reduction of iron oxides into more pure iron compounds.

   Oxygen is used in other applications involving metal and requiring high temperatures, such as welding torches.

Aerospace Uses of Oxygen:

   In liquid form, oxygen is used widely as an oxidizing agent for use in missiles and rockets, where it reacts with liquid hydrogen to produce the terrific thrust needed for take-off. Astronaut spacesuits include a nearly pure form of oxygen.

   Oxygen is used to degrade hydrocarbon compounds, which are broken apart by heating them. This is used to create combustion that usually liberates water and carbon dioxide, but can also produce the hydrocarbons acetylene, propylene and ethylene.

   Oxygen is used in sewage-treatment and water-purification plants. It is forced through water to increase the production of bacteria that metabolize waste products in the water.

   Oxygen gas (O2) is needed to produce energy in things not linked to an electrical supply of their own, such as generators and vehicles (e.g., ships, airplanes and cars).

Answer:

the precursor messenger RNA (pre-mRNA) of the L gene underwent alternative splicing, thereby producing three different mRNAs that have different lengths

Explanation:

In eukaryotic organisms, transcription produces a precursor mRNA (pre-mRNA), which is a non-processed RNA sequence that contains both non-coding regions (i.e., introns) and coding regions (i.e., exons). Subsequently, this pre-mRNA is converted into a mature messenger RNA (mRNA) by a process known as 'alternative splicing', where introns are removed and exons and exons spliced together to form a contiguous coding sequence. During alternative splicing, differential combinations of exons can be produced from the same gene, producing different mRNAs with different lengths.

The experimental results with the gel electrophoresis of the transcription of mRNA are due to the alternative splicing.

The genes are the codes that are enabled the formation of the DNA and RNA by expression. The transcription is the process of formation of mRNA from DNA template.

The mature mRNA is formed by the alternative splicing of the introns and the joining of exons for the functionalization. The process of alternative splicing results in the formation of the mRNA of multiple length.

The gel electrophoresis bands resulted have multiple length of mRNA. The results are the explanation for role of gene L in alternative splicing of mRNA.

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