what is the name of the cell produced on the underside of a fern that can grow into a new fern?(1 point)

The reaction of reactant results in the change in the atoms bonded to the compounds and results in the product with varying amount of stoichiometric coefficient in the product.

At a specific temperature and chemical concentration, chemical reactions occur at a predictable reaction rate. Because there is more thermal energy available to attain the activation energy required to break bonds between atoms, reaction rates often increase as temperature rises. Up until they are finished or reach equilibrium, reactions can move forward or backward.

Reactants or reagents are the or substances that are initially utilized in a chemical reaction.

Stoichiometry is a crucial idea in chemistry that enables us to compute reactant and product amounts using balanced chemical equations. We employ the ratios from the balanced equation in this situation.

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Answer:

the second one

Explanation:

Answer:

A

Explanation:

Answer:

carbohydrates, lipids, proteins, and nucleic acids

Explanation:

There are thousands of different types of molecules in a cell, but there are only four major classes of biomolecules.

Answer:

Explanation:

Yes, the disease specialist's explanation is plausible based on what we know about evolution by natural selection. Let me break it down for you in simpler terms.

The disease specialist is suggesting that the tropical fungus mentioned by your colleague might be related to the fungal pathogen causing the illness at the hospital. They explain that even though the tropical fungus may have been brought to Vancouver Island some time ago, it might not have caused any illness until now. This could be because the tropical fungus was originally adapted to a different environment and couldn't infect people in the new environment of Vancouver Island.

Now, here's where evolution by natural selection comes into play. Over time, organisms can undergo changes in their traits and abilities through a process called natural selection. Mutations, which are changes in the genetic material of organisms, can happen randomly. If a mutation occurs in the tropical fungus that enables it to infect individuals in the Vancouver Island environment, it could be favored by natural selection.

For example, let's say that due to a mutation, the tropical fungus developed adaptations that allowed it to thrive in the new environment and infect people. These adaptations might include changes in its ability to penetrate human cells or evade the immune system. As a result, the fungus would become more successful at causing infections in the Vancouver Island population.

So, the disease specialist's explanation is plausible because it suggests that over time, through natural selection acting on mutations, the original tropical fungus could have evolved adaptations that made it capable of causing illness in the new environment of Vancouver Island.

The radioactively labeled uracil would be seen in the nucleus of the eukaryotic cell.

In eukaryotic cells, the nucleus is the organelle that contains the cell's genetic material, including DNA and RNA.

Uracil is one of the four nitrogenous bases found in RNA, and it replaces thymine found in DNA.

Since uracil is a component of RNA, which is primarily synthesized in the nucleus, the radioactively labeled uracil would be seen in the nucleus.

The nucleus of a eukaryotic cell is surrounded by a nuclear membrane, which separates it from the cytoplasm. It acts as the control center of the cell and is responsible for storing and protecting the DNA, as well as transcribing it into RNA.

Therefore, when a eukaryotic cell is exposed to radioactively labeled uracil, it would be incorporated into the RNA molecules being synthesized in the nucleus.

The radioactivity can then be detected using appropriate techniques to visualize the labeled uracil within the nucleus of the cell.

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A Punnett square is a graphical representation that is used to determine the probability of inheriting a specific trait or allele from parents by their offspring. In this case, a couple who is a carrier of the genetic mutation for sickle cell anemia is planning to have children.

The gene for this disease is found on chromosome 11, p-arm, position 15.4. The gene variant is called the HbS allele. A Punnett square for the inheritance of this disease is shown below:The parents are both heterozygous carriers of the HbS allele. The probability of them passing on the allele to their offspring is 50%. Therefore, there is a 25% chance of their child having sickle cell anemia, a 50% chance of their child being a carrier, and a 25% chance of their child not having the disease or being a carrier.b) Sickle cell anemia is an autosomal recessive disorder.

The mode of inheritance of this disease means that an individual must inherit two copies of the abnormal HbS allele, one from each parent, to have the disease. If an individual inherits one copy of the HbS allele from one parent and one normal HbA allele from the other parent, they are carriers of the disease.

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The expected reaction of Pseudomonas aeruginosa on TSI Agar is a yellow color with the presence of gas bubbles, signifying successful fermentation of the three sugars.

Quality control of the TSI Agar is important to ensure the medium is properly functioning and the results are accurate. Pseudomonas aeruginosa is a bacterium commonly used in quality control of Triple Sugar Iron (TSI) Agar.

It is a gram-negative rod-shaped organism, and is typically found in soil, water, and on the skin. TSI Agar is a differential medium which tests the ability of an organism to ferment carbohydrates and produce gas. The TSI medium is composed of three sugars (glucose, lactose and sucrose), peptone, and ferrous sulfate.

When inoculated with Pseudomonas aeruginosa, it is expected for the acid end products of glucose and lactose to produce a yellow color, and for the acid end product of sucrose to produce a red color. The presence of gas bubbles in the medium is an indication of successful fermentation.

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Answer:

1.) RNA polymerase find promotor

2.) RNA polymerase unwinds strand

3.) RNA polymerase adds new nucleotides

4.) RNA polymerase reaches termination site

5.) Transcript is released

The correct order is 1. RNA polymerase unwinds the strand, 2. RNA polymerase finds promoter, 3. RNA polymerase adds new nucleotides, 4. The transcript is released, 5. RNA polymerase reaches the termination site.

The process of transcription involves the synthesis of RNA from a DNA template.

RNA polymerase unwinds strand: RNA polymerase recognizes the DNA strand that needs to be transcribed and unwinds the double helix, separating the two DNA strands.

RNA polymerase finds promoter: RNA polymerase searches for and binds to a specific DNA sequence called the promoter, which marks the starting point for transcription.

RNA polymerase adds new nucleotides: Once bound to the promoter, RNA polymerase begins moving along the DNA strand, reading the template strand and adding complementary RNA nucleotides. This process is known as elongation.

The transcript is released: As RNA polymerase moves along the DNA template, it continues adding nucleotides to the growing RNA molecule. Eventually, it reaches a termination site on the DNA, signaling the end of the gene or region being transcribed. At this point, the RNA polymerase releases the completed RNA transcript.

RNA polymerase reaches the termination site: The termination site is a specific DNA sequence that signals the end of transcription. Once RNA polymerase reaches this site, it detaches from the DNA template, and the RNA transcript is released.

Thus, the correct order is 1. RNA polymerase unwinds the strand, 2. RNA polymerase finds promoter, 3. RNA polymerase adds new nucleotides, 4. The transcript is released, 5. RNA polymerase reaches the termination site.

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The best response is to repeat the experiment and increase the square meter. Option D

The number of participants who are a part of a study or experiment is referred to as the sample size. It symbolizes the population segment chosen for data collecting and analysis. In research, sample size is a crucial factor since it has an impact on the validity and generalizability of the results.

A bigger sample size typically yields results that are more reliable and representative, minimizing the influence of random variation or chance.

By increasing to 5 square meter, he can be able to get a larger sample size and the accepted by the peer reviewers.

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Answer:

Species X and Y are related to humans.

Explanation:

The chart shows information about three different embryos early in their development. The best supported by the information in the chart is that Species X and Y are related to humans. Thus, option D is correct.

An embryo refers to the early development stage with respect to the multicellular organism. The organism should be again produced se-xually. Moreover, the development of embryonic should be a portion of the life cycle just done after fertilization and continued via when the structure of the body is formed like tissues and organs.

The development of embryonic i.e. used for proof with respect to evolution should be related species that contain the same embroys.The similarities during the embryo stage of development among different animals are due to the expression of ancient genes.

These ancient genes have the same evolutionary origin, thereby they are homo-logous sequences. For example, fish embryos and human embryos express certain homo-logous genes in the embryos stage, thereby leading to the development of gill slit during this stage.

Therefore,Thus, option D is correct.

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Guard cells control the opening and closing of the stomata in plant cells.

Therefore, Guard cells function to control the opening and closing of the stomata in plant cells.

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Answer:

I'm not sure what the ecosystem is, but it makes sense for the answer to be C or B (just depends if there's anything preying on the bass).

Answer:

A is the correct answer because snails are first level consumers and this also means there is more energy by eating the snails.

Explanation:

The muscles of marathon runners contain an abundance of slow-twitch muscle cells. It is true that There are a lot of mitochondria in slow-twitch fibers that can make ATP aerobically.

Muscle fibers with a slow twitch are resistant to fatigue and focused on small, sustained movements and posture control. They are aerobic in nature and have more mitochondria and myoglobin than fast-twitch fibers. Due to their blood supply, slow-twitch fibers are also sometimes referred to as type I or red fibers.

Fibers that produce ATP through aerobic respiration (oxygen and glucose) contract relatively slowly and are referred to as slow oxidative (also known as slow twitch or Type I). Fast oxidative fibers, also known as Type IIa or fast-twitch, contract relatively quickly and primarily produce ATP through aerobic respiration.

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Answer:

1. antro pods

2.cnidaria

3. annelids

4.echinoderms

Answer:

both,varied

Explanation:

Answer:

Both, Varied

Explanation:

edge 2022

Answer:

A. [INCORRECT] Animals have chloroplasts, while plants do not.

B. [CORRECT] Both plants and animals have mitochondria. ***

C. [CORRECT] Plants have chloroplasts, while animals do not. ***

D. [INCORRECT]  Animals have mitochondria, while plants do not.

E. [INCORRECT]  Both plants and animals have chloroplasts.

F. [INCORRECT] Plants have mitochondria, while animals do not.

Explanation:

Chloroplasts is used to create food. Animals can't create food on their own as they consume food–– only plants are capable of creating food by the chloroplast. That's why plants are called "producers" as they "produce" their own foods. In real life, you can go to a grocery store and see "produce", which refers to plants. Additionally, both plants and animals must undergo cellular respiration with the mitochondria to obtain energy for survival.

Answer:

B and C

Explanation:

edge2020

God Bless You<3

Answer:

I think it is a pure substance, not 100% though.

Answer: it is pure substance

Explanation:

Microaerophiles are group of microbes must have oxygen to grow .

Microaerophiles are those microbes, that require oxygen for growth, are unable to grow at normal atmospheric oxygen tensions, they also adopt particular environment with low oxygen tension .

Microaerophiles need oxygen because they cannot ferment or respire anaerobically. They Produce ATP via aerobic respiration or fermentation. Microaerophiles gets poisoned by high concentrations of oxygen. for example Lactic acid bacteria (LAB) are well defined as a group of microaerophilic.

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Answer: A

Explanation:

Most fungi live off of dead and decaying material, but only most.

Phosphorus is introduced into the ecosystem in the form of inorganic fertilizers or by detergents.

The biogeochemical cycles has been refers to the cycles in nature that involves the movement of materials such as nutrients. Phosphorus has been introduced into the ecosystem in the form of inorganic fertilizers or by the detergents. These are taken up by plants and some may go off into the lakes by run off water.

When materials that has been contain phosphorus is burnt in air, some of the phosphorus may become oxidized as ash and these are taken up by plants and some may go off into the lakes by run off water.

Therefore, Phosphorus is introduced into the ecosystem in the form of inorganic fertilizers or by detergents.

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Answer:

The results of genetic crosses can be predicted using a chart called a Punnett square. In a Punnett square, the possible male and female gametes of each parent are written across the side and top of the square. The interior squares represent every possible combination of gametes that could combine to form a zygote.

Explanation:

To fill in the square, look at the alleles of the games on the outside edges and bring them across and down to fill in the center of the square. If the offspring is heterozygous, we will write the capital letter in front of the lower case letter.

In the example below T=tall plants and t= short.

The type of dominance that is exhibited by a third intermediate phenotype is incomplete dominance.

When two alleles of a gene are incompletely dominant over one another, they combine in a heterozygous state to produce a third phenotype that is intermediate and distinct from the phenotypes of both parents' phenotype. This is true of the brown and white otters in this picture (colour). They combine, nonetheless, to create a brand-new third phenotype. This is referred to as incomplete dominance.

There are a number of inheritance patterns known as NON-MENDELIAN INHERITANCE that do not adhere to Mendel's inheritance pattern. Some of them include co-dominance, partial dominance, etc.

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Answer:

1. and 2. only

Explanation:

rRNA is sometimes called a ribozyme or catalytic RNA.

Molecules of rRNA are synthesized in a specialized region of the cell nucleus called the nucleolus, which appears as a dense area within the nucleus and contains the genes that encode rRNA.

mRNA is Messenger RNA which are synthesized during DNA transcription as templates for the production of a specific proteins.

The molecules are produced during transcription are - Messenger RNA and Ribozymes that is - I and II only.

Transcription is the first step in decoding a cell's genetic information. During transcription, enzymes called RNA polymerases build RNA molecules that are complementary to a portion of one strand of the DNA double helix

thus, The molecules are produced during transcription are - Messenger RNA and Ribozymes that is - I and II only.

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Plants have evolved a variety of adaptations in order to thrive on land, including the ability to retain their embryos, a cuticle, stomata, and vascular tissue.

Embryo retention, a cuticle, stomata, and vascular tissue are only a few of the adaptations that plants have developed to survive on land.

A waxy cuticle that covers the plant's outer surface and prevents evaporation from drying it out is one of the adaptations and traits that ARE found in (almost) all land plants. UV radiation damage is also partially thwarted by the cuticle.

Vascular tissues, roots, leaves, waxy cuticles, and a hard exterior that shields the spores are all adaptations to life on land. The vascular tissues, roots, leaves, cuticle cover, and a hard outer coating that shields the spores all helped plants adapt to arid ground.

Therefore, the correct answer is option e. the development of the flower

the development of a protected embryo.

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The effects of capillary distention resulting from high vessel compliance on resistance and blood flow  can depend on several factors such as the

Capillary distention resulting from high vessel compliance can affect resistance and blood flow in several ways:

Increased Compliance: High vessel compliance leads to an increase in the total cross-sectional area of capillaries, which results in a decrease in resistance to blood flow. This decreased resistance can increase blood flow through the capillaries.

Increased Distension: High vessel compliance also leads to increased distension of the capillaries, which can increase the permeability of the capillary walls. This increased permeability can lead to an increased exchange of fluids and nutrients between the blood and surrounding tissues.

Decreased Perfusion Pressure: Capillary distension can also result in a decrease in perfusion pressure, which is the pressure gradient that drives blood flow through the capillaries. This decrease in perfusion pressure can decrease blood flow through the capillaries.

Overall, the effects of capillary distention resulting from high vessel compliance on resistance and blood flow are complex and can depend on several factors such as the degree of distension, the location of the capillaries, and the overall health of the cardiovascular system.

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In E. coli, a mutation in a gene called dna B that alters the helicase that typically acts at the origin would result in B) No replication fork will be formed.

DNA helicase is an enzyme that separates DNA strands during DNA replication. It catalyzes the unwinding of the parental double helix, allowing each strand to act as a template for the synthesis of a new complementary strand by DNA polymerase.

DNA helicase separates the DNA strands at a replication fork by using ATP hydrolysis to travel along the DNA molecule in a 5' to 3' direction. ATP hydrolysis unwinds the double helix by breaking the hydrogen bonds between complementary bases in the two strands.

During DNA replication, the replication fork is the site where the parental DNA double strand separates, and the new daughter DNA strands are synthesized by DNA polymerase.

It is a Y-shaped structure that forms when the DNA double helix separates into two strands at the origin of replication, and each strand acts as a template for DNA synthesis. The replication fork moves along the DNA molecule as DNA synthesis continues, and replication is complete when the two forks meet at the termination site.

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Answer:

Much of the sun's radiation is reflected back into space by the earth's atmosphere.

Earth’s average albedo is about 0.3. In other words, about 30 percent of incoming solar radiation is reflected back into space and 70 percent is absorbed. A sensor aboard NASA’s Terra satellite is now collecting detailed measurements of how much sunlight the earth’s surface reflects back up into the atmosphere.

I hope this helped!

Antibodies are capable of binding up several antigens in order to reduce infectious agents that need to be dealt with, this function of antibodies is known as agglutination.

Antibodies are proteins that defend you while an unwanted substance enters your body. Produced via your immune device, antibodies bind to these undesirable substances which will put off them out of your gadget.

Antibodies are proteins produced by means of the immune gadget in reaction to contamination. They're an vital part of the frame's defence device as they work to smash sickness-causing organisms and block them from infecting human cells.

Antibodies are positioned in various areas of your frame, such as your skin, lungs, tears, saliva and even breast milk. In reality, high quantities of antibodies are present in colostrum.

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