Bones - Episode 4, Season 3 "The Secret in the Soil" In no particular order, find the answers to these questions in the episode. Answer all questions in complete sentences. 1. What techniques were used to identify the remains? 2. Why was the presence of a rare insect significant in the case? 3. Why was the irregular shape to the sternum of the two victims significant in the case? 4. What caused the rapid decomposition of the bodies? 5. What caused the puncture marks on the victim's bones? 6. How did the scientists determine that there was a second victim? 7. Why did the murderer move the body to the V.A. hospital where it was found by the police? 8. What does "organic" mean (in reference to farming)? 9. Why did they originally suspect the tobacco farmer?

Answer:

phototropism

Explanation:

This shows phototropism since plant is growing towards light.

Answer: B. domain

Explanation:

Answer:

In photosynthesis, chlorophyll absorbs energy to transform carbon dioxide and water into carbohydrates and oxygen. Chlorophyll is a molecule that traps light. Good luck :)

Explanation:

Answer: adenine

Explanation:

As the chromosomes pair, they sometimes undergo a process called crossing-over. It is true that B. During crossing-over, bits and pieces of the homologous chromosomes are exchanged.

When chromosomes of the same type align during meiosis, a process known as crossing over occurs in cells. Parts of a chromosome can be switched when two chromosomes, one from the mother and one from the father, align. The genes on the two chromosomes are the same, but they may be in different forms.

A process known as genetic recombination occurs when a maternal and homologous paternal chromatid breaks the DNA double helix during chromosomal crossing-over to exchange fragments between the two non-sister chromatids in a reciprocal manner.

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(complete question)

Meiosis is a process in which the number of chromosomes per cell is cut in half through the separation of homologous chromosomes in a diploid cell. Meiosis usually involves two distinct divisions called meiosis I and meiosis II. By the end of meiosis, a single diploid cell has produced four haploid cells.

After interphase I, the cell begins to divide, and the chromosomes pair up. In prophase 1 of meiosis, each replicated chromosome pairs with its corresponding homologous chromosome. This pairing forms a structure called a tetrad, which contains four chromatids. As the chromosomes pair, they sometimes undergo a process called crossing-over.

Which is a true statement of crossing-over?

A. Homologous chromosomes move to opposite ends of dividing cells

B. During crossing-over, bits and pieces of the homologous chromosomes are exchanged

C. The DNA of the diploid cell is copied

D. Crossing over decreases genetic diversity​

The correct answer is A. Blood is about 92 percent water.

Blood is a complex liquid substance that carries oxygen and other essential nutrients to the body's cells, maintaining the body's health and vitality. It is composed of red and white blood cells, platelets, and plasma. Blood plays an important role in the body's immune system, providing protection from disease and infection. Blood also helps to remove toxins from the body and to transport hormones and other chemicals. Without blood, the body would not be able to survive.

Blood is composed of a liquid called plasma, which is made up of about 92 percent water, 7 percent proteins, and 1 percent other substances, such as hormones, salts, and lipids. Plasma is slightly more viscous than water due to the proteins and other molecules suspended within it. Blood is slightly more acidic than water, with a normal pH range of 7.35 to 7.45. Blood is also slightly more salty than seawater, with an average salinity of 0.9%.

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In the given statements about the latex allergy the first part of the statement is true, but the second part of the statement is false.

The term “latex allergy” has been applied to a number of clinical conditions where adverse reactions to latex are observed.

Over 250 proteins have been identified in latex and about 30-60 of these are responsible for virtually all latex-related IgE-mediated immediate hypersensitivity (i.e., Gell and Coombs Type 1) reactions.

Fifteen of the principal allergens have been officially named by the International Nomenclature Committee of Allergens in the International Union of Immunological Societies (IUIS).

The most common condition seen in association with latex glove use is an irritant contact dermatitis caused by a combination of sweating, friction and frequent hand washing.

An allergic contact dermatitis, a T-cell mediated delayed type hypersensitivity reaction can occur as a reaction to one of the chemical additives (eg. thiurams, carbamates).

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Answer:

IT IS D

Explanation:

i did this and it was d

Answer:

D

Explanation:

Answer:

because light intensity can only increase the rate of photosynthesis up to the point that temperature or carbon dioxide levels limit it

Answer:

It will result in a growth overshoot of bears and the population will exceed the habitat's carrying capacity.

Explanation:

Competition, predation, disease outbreak, and others, would set in, resulting in the loss of species and habitat in the long run.

Hope it helps:)

Mendel's observations and conclusions would have been different if many of the characteristics he studied, such as seed color and seed texture, had been controlled by genes located close together on the same chromosome. The following are the reasons why Mendel's observations and conclusions would have been different:

1. Gene linkage: When genes are located on the same chromosome, they are linked. As a result, they would not independently assort according to Mendel's Law of Independent Assortment. Mendel used the inheritance of one trait to investigate another trait in his research.

2. The dihybrid cross would not have been accurate: Mendel's Law of Independent Assortment enabled him to do a dihybrid cross to investigate the inheritance of two traits. If two genes are linked, they cannot independently assort, and a dihybrid cross would not reveal the correct inheritance pattern.

3. The inheritance ratios would be distorted: The law of segregation is based on the separation of homologous chromosomes during meiosis. Segregation is the principle that guides Mendelian inheritance. Because linked genes are on the same chromosome, they will not segregate independently.

As a result, the inheritance ratios would be distorted.

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Expansion diffusion, stimulation diffusion, and relocation diffusion are the three basic varieties of this phenomenon.

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Answer: Its below me

Explanation: True because carbohydrate rich sports drink can cause high blood preassure. For example a sugar rush can make u high because eating to much sugar can be to much to comprehend.

The ability to read a DNA template from 3' to 5' is required for DNA replication, transcription, and translation.

According to the Central Dogma of Molecular Biology, DNA creates RNA, which creates proteins. The process of copying DNA to RNA is known as transcription, and the process of using RNA to make proteins is known as translation.

The opening of the double helix and separation of the DNA strands, priming of the template strand, and assembly of the new DNA segment are the three major steps in replication.

DNA replication necessitates the action of three major enzymes, each with a distinct role: Helicase is responsible for unzipping and unwinding the DNA molecule. DNA polymerase adds a new complementary strand of DNA to each of the original helicase-separated halves.

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Answer:

people who fish for food or materials.

I don't know if this helped tell me if you need more

During the latent period, various physiological activities occur in the sarcomere such as released calcium ions.

The latent period is the time between the start of the action potential and the beginning of muscle tension development. Calcium ions are released from the sarcoplasmic reticulum during this period, these calcium ions then bind with the troponin-tropomyosin complex, resulting in the exposure of the myosin-binding sites on actin. After the myosin binding sites on actin have been exposed, the cross-bridge cycle begins. The cross-bridge cycle involves the binding of myosin heads to the actin binding sites, forming cross-bridges.

This interaction results in the sliding of actin filaments towards the center of the sarcomere, resulting in the shortening of the muscle fiber. The latent period also includes the propagation of the action potential through the T-tubules to the sarcoplasmic reticulum, which releases the necessary calcium ions for muscle contraction. In conclusion, the latent period plays an essential role in preparing the sarcomere for muscle contraction by releasing calcium ions and exposing myosin binding sites on actin.

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The individual who first proposed the existence of transposable elements was Barbara McClintock.

Barbara McClintock, an American cytogeneticist, was the pioneering scientist who first proposed the concept of transposable elements in the 1940s and 1950s. She conducted groundbreaking research on maize (corn) and made significant contributions to our understanding of genetics and genome organization.

McClintock's work challenged the prevailing view that genes were fixed entities arranged linearly on chromosomes. Through her meticulous observations and experiments, she discovered that certain genetic elements could move within the genome and change their positions. These mobile genetic elements, which she named "transposable elements," were found to have the ability to transpose or jump from one location to another within the genome.

McClintock's research on transposable elements was initially met with skepticism and took several decades to gain widespread recognition. Her findings challenged the established dogma of the time and provided groundbreaking insights into the dynamic nature of genetic material. Eventually, her work was acknowledged and appreciated, and she was awarded the Nobel Prize in Physiology or Medicine in 1983 for her discoveries related to transposable elements.

Today, transposable elements are recognized as a fundamental component of genomes across various organisms. They play important roles in genome evolution, gene regulation, and genetic diversity. McClintock's pioneering work paved the way for further research in the field of transposable elements and revolutionized our understanding of the complexity and flexibility of the genetic material within cells.

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Answer:

divergent,mid ocean ridges

Explanation:

the seafloor diverge from each other causing the land to go thinner and thinner and thinner and make an opening between the floors and continue to move away from each other until they touch a more firm land to be able to stop, then the mid ocean ridges come between the floors where inside there is water and on the side there are the ridges

Answer:

Asexual Reproduction advantage: Time Efficient; no need to search for mate, requires less energy.

Asexual Reproduction disadvantage: No variation - if the parent has a genetic disease, offspring does too.

Sexual Reproduction advantage: Variation, Unique, organism is more protected.

Sexual Reproduction disadvantage: Requires two organisms, requires more energy.

Explanation:

Hope this helps :)

The Nutrient A pathway is an example of a biosynthetic pathway that is regulated by a repressor protein. When Nutrient A binds to the repressor, it inhibits the expression of genes involved in the biosynthetic pathway. In the absence of the repressor, these genes are transcribed, leading to the production of Nutrient A.

Nutrient A pathway is an example of a "negative feedback loop" or "feedback inhibition" in a biosynthetic pathway. In this case, the end product, Nutrient A, binds to the repressor protein, preventing the transcription of the genes involved in the pathway. This mechanism helps maintain an optimal level of Nutrient A in the cell.Feedback inhibition is a regulatory mechanism in which the end product of a metabolic pathway or the final product of a cellular process inhibits its own production by acting as an inhibitor of one of the enzymes or proteins involved in the pathway or process. This feedback mechanism helps to maintain homeostasis by preventing the overproduction of a particular molecule.

The mechanism of feedback inhibition is based on the principle of negative feedback. When the concentration of the end product of a metabolic pathway or cellular process reaches a certain threshold, it binds to a specific site on the enzyme or protein that catalyzes the reaction, causing a conformational change that inhibits the activity of the enzyme. As a result, the rate of production of the end product is reduced, and its concentration decreases.

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As individuals of a population, the lives of other populations throughout the biosphere can be improved encouraging public transportation, biking, carpooling or walking.

A healthy ecosystem is crucial to the survival of human beings. The biosphere regulates the earth's climate, filters the water we drink and the air we breathe, diminishes the impact of natural disasters and converts nutrients.

Substituting production of vehicles that burn fuel and cause carbon emission for ecofriendly vehicles are important steps for a healthy biosphere. Individually, we can use public transports, walking, carpooling or cycling as ways to cut down emission and help the population.

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Answer:

i)declination of resources

ii) air, water and land pollution

iii) global warming

Explanation:

As we all know that population is increasing day by day, all the country of the world are facing rapid population growth.we are facing many problems, the population growth is increasing day by day, the more the population, the more resources we need due to this, the resources is decreasing day by day, we need more resources as there is more population, the increasing population makes more pollution due to this global warming is increasing. We know that there is no more more resources in our world if the resources is finished in this day the future generation will not be able to survive and will not be able to use such resources.we should prevent such resources for future generation also the future generation should get the chance to use such resources .the pollution is increasing day by day .we should control it .the main thing is that we should control the rapid population growth population growth should be controlled due to this global warming is increasing which is very dangerous leading to the declination of ozone layer due to which the harmful rays of sun may enter the earth which may cause various problems in us and cause various diseases due to which we may die.the main thing is that we should stop the population growth, we should conduct public awareness programmes and many more programmes to educate people. Population growth also creates deforestation as the number of people are increasing day by day they need more place to live ,they need more Land due to this they cut down the trees of forest and used to make houses there due to which deforestation takes place. we all know that deforestation is the process of cutting down trees. so the tree should not be cut down as it is the source of oxygen for all creatures living in this whole world and the main thing is that we should provide education to the children and the youth and many more. if we are educated we can stop such population growth. so the main thing is that we should stop population growth by giving education. Education is the only one way to stop such population growth.

Answer: Factors in the experiment which never change

Explanation:A constant is something which is consistently the same throughout, and a constant variable is just a consistent non-changing variable in science.

Answer: During mitosis, duplicated chromosomes (each consisting of a pair of sister chromatids) that formed during interphase separate within the parent cell and are distributed to two identical daughter nuclei.

Explanation:

The final concentration of sodium azide is 1.25 mM and the final concentration of DCMU is 0.5 mM in the locomotion chambers.

The final concentration of sodium azide and DCMU can be calculated using the formula given below.

Final Concentration = Initial Concentration × Volume added / Final Volume Where,Initial Concentration = Concentration of the initial solution

Volume added = Volume of the added solution

Final Volume = Initial volume + Volume added

The locomotion chambers have an initial volume of 10 ml. Sodium azide with an initial concentration of 5 mM is added to the chamber in a volume of 5 ml. Then, DCMU with an initial concentration of 2 mM is added to the chamber in a volume of 5 ml.

Therefore, the final volume of the chamber is:

Final Volume = Initial volume + Volume added= 10 ml + 5 ml + 5 ml= 20 ml

Now, we can calculate the final concentration of sodium azide and DCMU

Final Concentration of Sodium Azide = 5 mM × 5 ml / 20 ml = 1.25 mM

Final Concentration of DCMU = 2 mM × 5 ml / 20 ml = 0.5 mM

Therefore, the final concentration of sodium azide is 1.25 mM and the final concentration of DCMU is 0.5 mM in the locomotion chambers.

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a. Genes are a section of DNA that are in charge of different functions like making proteins. Long strands of DNA with lots of genes make up chromosomes. DNA molecules are found in chromosomes. Chromosomes are located inside of the nucleus of cells.

b. DNA is tightly packed up to fit in the nucleus of every cell. As shown in the animation, a DNA molecule wraps around histone proteins to form tight loops called nucleosomes. These nucleosomes coil and stack together to form fibers called chromatin. Chromatin, in turn, loops and folds with the help of additional proteins to form chromosomes.

c. Mitosis is the phase of the cell cycle where chromosomes in the nucleus are evenly divided between two cells. When the cell division process is complete, two daughter cells with identical genetic material are produced.

A. To carry out these functions, DNA sequences must be converted into messages that can be used to produce proteins, which are the complex molecules that do most of the work in our bodies. Each DNA sequence that contains instructions to make a protein is known as a gene.

B. To package DNA inside the nucleus, cells wrap their DNA strands around scaffolding proteins to form a coiled condensed structure called chromatin. Chromatin is further folded into higher orders of structure that form the characteristic shape of chromosomes.

C. During mitosis, a cell duplicates all of its contents, including its chromosomes, and splits to form two identical daughter cells. ... Meiosis also allows genetic variation through a process of DNA shuffling while the cells are dividing.

Answer:

a cell which bears receptors for a hormone, drug, or other signaling molecule

Explanation:

Answer:

Look I have got negative points on the brainly app

Explanation:

Codocyte

Description

Codocytes, also known as target cells, are red blood cells that have the appearance of a shooting target with a bullseye. In optical microscopy these cells appear to have a dark center surrounded by a white ring, followed by dark outer second ring containing a band of hemoglobin

Answer:

I would say b

Explanation:

it would be b because tissues that are similar form one organ but a group of organs is a system so its b.

The best statement that describes a tissue is - A group of similar cells that serve the same purpose.

In multicellular organisms, tissue is a cellular organizational level that is present between similar cells and a complete organ. It is a group of cells that have a similar structure and function.

Thus, "A group of similar cells that serve the same purpose" is best describes tissue.

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