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A wet-mount slide of red onion cells is studied using a compound light microscope.
One of the cells has seen under high power is shown below in the picture (Sorry the picture is bad)

Part A: identify the name of each structure A, B, and C.
Use the terms listed as a word bank. Cell wall, Cytoplasm, and cell membrane.

Part B: A highly concentrated Salt solution has been added to the slide that this plant cell is on. Explain in detail what you would expect to see happening to the plant cell as a result.

DNA and proteins influence the traits that are passed from generation to generation through the process known as meiosis.

This is a cell division which involves the parent cells giving rise to four unique daughter cells.

DNA contains the genetic instruction and is gotten from both parents which is copied through proteins which gives rise to allele being formed. The genetic constituent is referred to as genotype while the physical traits observed is the phenotype.

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The zygote is split into the blastula after fertilization. The three germ layers develop in the blastula, which in some species is a hollow ball of cells, during a process known as gastrulation.

Fertilization :

The majority of animal reproduction is comparable to human reproduction. Additionally, animals create gametes for fusion. Gamete fusion, however, can happen inside or outside of the body.

Type of fertilization :

internal and external fertilization.

How does fertilization work, for insinstance ?

A reproductive technique that involved joining a male and a female germ cell—each with a single, haploid pair of chromosomes—to produce a diploid cell known as a zygote.

Pre-embryo is a collection of blastomeres formed by cleavage divisions.

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Answer:

the correct answer is b. cleavage division

Explanation:

Answer:

B

Explanation:

B. This is the part of the ocean where there is NOT enough light to support photosynthesis

Answer:b

Explanation:

Answer:

I hope this helps.

Explanation:

Answer:

The water would get warmer and would not sink to the bottom, and therefore disrupt the worldwide currents

Explanation:

the warmer water is less dense than the colder water and would not sink, which would interrupt the natural currents with extra external heat added by global warming

Lima beans in soil of pH 6.8 grew better than that in soil of pH 7.9 showing that a slightly acidic soil is best for growth of Lima beans.

The purpose of the experiment is to determine the effect of  soil pH of growth of Lima beans.

Lima beans is known to have maximum growth in soil pH of 6.0 to 6.8.

The Lima beans are planted in soil of pH 7.9 (watered with creek water) and soil of pH 6.8 (watered with a solution of Miracle grow).

It was observed after ten days, that the Lima beans in soil of pH 6.8 grew better than that in soil of pH 7.9 which did not grow.

In conclusion, Lima beans grows best in soil of pH that is slightly acidic.

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¿What is the Kingdom Plantae?

It is one that is composed of multicellular, eukaryotic, autotrophic, anaerobic and immobile organisms whose reproduction is sexual or asexual.

They are classified in :-

I hope I've helped : )

Answer:

It is one that is composed of multicellular, eukaryotic, autotrophic, anaerobic and immobile organisms whose reproduction is sexual or asexual.

Explanation:

the release of an egg from the ovary

Answer:

From my analysis, that would be Q (6:00am).

Because the sun makes someone's shadow appear longer at sunrise.

And the time which the sun rises on a standard meridian at the equator would be 6:00 am.

Hope this helps

Good luck ✅

You would be referring to the plant cell.

Answer:

Chloroplasts may be seen on all six sides of a plant cell, which is a three-dimensional entity with typically moderately rounded corners (not in the centre because a big central vacuole fills a very large part of the volume). Chloroplasts are constantly being rearranged by the cell since they are not set in place. Chloroplasts are typically located close to so-called periclinal cell walls, which are oriented in the same 2D orientation as the leaf surface under low light. Chloroplasts seem to "escape" to the anticlinal walls in bright light. Better light harvesting in low light by exposing every chloroplast to light and photoprotection by mutual shading in strong light are likely the fitness benefits provided by this behavior. In the dark, chloroplasts also gravitate toward the anticlinal walls. Thin leaves of submerged aquatic plants like Elodea can be used as microscope specimens to observe chloroplast motions. One can gauge how much light gets through a leaf in land plants. What I just said concerning the top layer(s) of leaves' "palisade parenchyma cells" is accurate. Most of the chloroplasts are found in these cells. Numerous cells in the spongy parenchyma under the palisade layer lack well marked peri and anticlinal walls.

Chloroplasts must reproduce in a manner akin to that of some bacterial species, in which the chloroplast DNA is duplicated first, followed by binary fission of the organelle (a kind of protein band that constricts so that two daughter organelles bud off). As a result of some chloroplast DNA actually being integrated into the plant genome (a process known as endosymbiotic gene transfer), it is now controlled in the nucleus of the plant cell itself.

Difference:

The biological process of sexual reproduction requires the input of genetic material from many people. When a flower self-pollinates, for example, the term "individual" might refer to gamete cells developing as a single physical or even genetic organism. I don't want to substitute the word "cell" for "person," either, as that would eliminate instances of acellular biologic entities that reproduce, like viruses. When a piece of a chromosome from one bacterium is injected into another, it recombines and reproduces there, with or without sporulation, which is one instance of what I consider sexual reproduction but which not all viewers would. My notion just requires some genetic material, even in the form of an episome, not gametes. Asexual phases are included in nearly all forms of reproduction, but I regard all of them to be a part of sexual reproduction when they take place throughout a life cycle that also contains an obligatory sexual phase. Brewer's yeast serves as an illustration of the distinction I make because either the diploid or haploid stage, which could be classified as a gametophyte or sporophyte, can be maintained through an infinite number of mitoses. As a result, I consider vegetative propagation to be asexual reproduction.

Now that you have the difference compare the similarties.

As a greenhouse gas that absorbs heat, CO2 raises the temperature of the atmosphere. We refer to this as global warming. The glaciers will melt more quickly as the world's temperature rises, raising sea levels and bringing on disaster. More power is consumed for air conditioning as the temperature rises, which further raises the air's CO2 level.

Since coal is the primary fuel utilized in the creation of power. This creates a vicious cycle.

Based on the carbon cycle simulation model, what happens when you increase plant biomass is that atmospheric CO2 decreases. because in the cellular respiration of the plants they will consume more carbon.

Plants, through the process of respiration, also absorb carbon dioxide and release oxygen unlike animals. The carbon deposited in the soil can undergo alterations, turning into fossil fuels such as oil and natural gas, in addition to forming diamonds, graphite and coal mines, among others.

With this information, we can conclude that based on the carbon cycle simulation model, what happens when you increase plant biomass is that atmospheric CO2 decreases. because in the cellular respiration of the plants they will consume more carbon.

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Hello!

Roles humans can play to balance nature :

Answer:

Human can play the following roles to balance nature:

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Answer:

An electron in an excited energy level of an atom will always drop to lower energy levels, emitting very specific wavelengths of light in the process.

The expected phenotypic ratio for a cross between two individuals that are heterozygous for a given trait is 3:1.

This is referred to the physical characteristics of an organism such as the size, shape etc.

When two heterozygous traits are crossed:

Rr ×  Rr ⇒ RR Rr Rr rr

The ratio is therefore 3:1 of the dominant to recessive phenotype.

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Answer:

C

Explanation:

it builds up higher level of oxygen in the bloof

Answer:

Explanation:

1. The genotype is Ff for  both

2 The phenotype is having freckles

3. FF, Ff, Ff, ff

4. 75% freckles 25% no freckles

Answer:

1.) Genotype = Ff

2.) Phenotype = having freckles

3.) Possible Genotypes = FF, Ff, ff

    Probability of each Genotype = 25% FF,  50% Ff, and 25% ff

4.) Possible Phenotypes = Freckles and no freckles

    Probability of each Phenotype = 75% freckles and 25% no freckles

Explanation:

1.) A genotype is the specific combination of alleles which give rise to a trait. Alleles are represented by the letters (F and f).

Heterozygous individuals have one of each type of allele. Therefore, the genotype of the couple is Ff.

2.) Phenotypes are the trait which the genotypes are expressing. When an allele is said to be dominant (like the F allele), it means that individuals with at least one of these alleles will express the associated trait. Remember, heterozygous individuals have one dominant allele (F) and one recessive allele (f). Because there is at least one dominant allele, the phenotype of the couple is to have freckles.

Personality psychology is a branch of psychology that examines personality and its variation among individuals. It aims to show how people are individually different due to psychological forces. 

Answer:

Answer:

The liquid in the kettle will be simmering if it is just below the boiling point. The liquid will be hot, but not boiling, and there will be bubbles rising to the surface.

Explanation:

The process used by the scientist who uses a material to cut DNA sample into fragments is gel electrophoresis.

Gel electrophoresis is a biological method for the separation and analysis of large molecules by migrating a colloidal solution of them through a gel medium.

Gel electrophoresis separates small molecules of DNA or protein based on their charge and size.

Therefore, the process used by the scientist who uses a material to cut DNA sample into fragments is gel electrophoresis.

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The last step of DNA replication is when everything is proofread to eliminate mistakes.

That is option A.

DNA replication includes series of processes whereby a cell uses its DNA to make new copies of its DNA in the cells.

There are various steps in DNA replication and the last of the steps is called termination.

In this last step of DNA replication, an enzyme called exonuclease proofreads the newly formed DNA to check, remove and replace any errors.

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According to the research, translation changes the information of the RNA read to form a polypeptide chain, which is a protein with a linear structure.

It is the process by which, from the reading of the genetic code in the mRNA, a protein is created.

It occurs in all living beings and takes place in the cytoplasm, where the ribosomes are found, which play a fundamental role in the process.

Therefore, we can conclude that according to the research, translation changes the information of the RNA read to form a polypeptide chain, which is a protein with a linear structure.

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The stars that are only fusing hydrogen into helium at this time are :

A star fusing hydrogen into helium is categorised as a main sequence star. As a star continues to fuse hydrogen into helium, energy is released in the process and the luminosity of the star increases as well. An example of  a star that has completely fused hydrogen into helium is the sun. A giant red star signifies that the star is out of hydrogen it uses for nuclear fusion.

Hence we can conclude that the stars undergoing  hydrogen fusion into helium are stars 1, 2 and 3

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Answer:

An electron in an excited energy level of an atom will always drop to lower energy levels, emitting very specific wavelengths of light in the process.

Analogous structures include wings in birds and insects homo-logous structures are DNA sequences due to a common origin, and a vestigial structure can be the human appendix.

Analogous structures are traits that have the same function but they originated in different lineages.

Conversely, homo-logous structures have the same common origin but they may play different functions.

In conclusion, wings in different taxonomic groups may represent analogous structures, DNA sequences are homo-logous structures when they have the same ansestor and the human appendix is a vestigial structure.

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