nematode worms and annelid worms share which of the following features? a. use if a hydrostatic skeleton (from fluid of body cavity)

b. presence of segmentation

c. presence of a circulatory system

A collection of cloned DNA fragments representing the organism's entire genome is called a genomic library.

A genomic library is a collection of cloned DNA fragments that together represent the entirety of an organism's genome, which can be used for various genetic studies, such as gene mapping, sequencing, and expression analysis.

The genomic library is created by isolating and breaking down the DNA from the organism's genome into smaller fragments using restriction enzymes, which are enzymes that cleave DNA at specific nucleotide sequences.

The fragments are then ligated into a vector, which is a DNA molecule that is used to carry the DNA fragments into host cells, and the vector is introduced into a bacterial or yeast host cell for cloning. The resulting library contains thousands to millions of bacterial colonies, each containing a cloned fragment of the genome.

The genomic library can be screened using various techniques to identify specific genes or DNA sequences of interest. For example, a probe can be designed that is complementary to a particular gene or DNA sequence, and the library can be screened using this probe to identify clones that contain the target sequence.

Overall, the genomic library is an essential tool in genetic research, allowing researchers to study the structure and function of genes and genomes in various organisms. It can provide insights into disease-causing mutations, genetic diversity, and evolutionary relationships between species.

For more such questions on genomic library

https://brainly.com/question/26266533

#SPJ4

The events of antidiuretic hormone (ADH) secretion stimulated by plasma osmolarity occur in the following order:

When plasma osmolarity increases, it triggers the activation of osmoreceptors in the hypothalamus. These osmoreceptors then send a signal to the pituitary gland, which causes the release of antidiuretic hormone (ADH). This hormone helps to retain water in the body by increasing reabsorption of water in the kidneys. This helps to keep the plasma osmolarity at a normal level, as well as reducing urine output. The increase in water reabsorption also leads to an increase in blood volume, which helps to maintain an optimal blood pressure. In addition, ADH also causes an increase in the reabsorption of sodium, which helps to maintain electrolyte balance in the body.

Learn more about plasma osmolarity:

https://brainly.com/question/27703706

#SPJ4

Answer:

As you stated before, cellulose is found throughout the cell walls of plant cells. Cellulose makes cell walls rigid, so that would indicate that cellulose is a carbohydrate.

Explanation:

Cellulose is found throughout the cell walls of plant cells. Cellulose makes the cell wall rigid, which indicates that cellulose is a Structural unit of the cell wall and gives strength and rigidity to the cell.

Cellulose is a carbohydrate and a polysaccharide that is composed of glucose. It is the structural unit of the plant cell wall. It is also responsible for providing tensile strength to the cell wall.

It is the most abundant organic compound available in nature. It is present in all plant cell walls and is consumed by herbivores and animals but is indigestible for humans. Animals like cows, deer, horses, and sheep have intestinal flora that produces the enzymes necessary for the digestion of cellulose.

Cellulose is used to produce paper and fibers. It is also used to manufacture plastics, rayons, and photographic films.

To know more about cellulose, refer to the link:

https://brainly.com/question/27963779

#SPJ2

The cavalry officer credited with being most directly responsible for the Indian boarding schools in the United States will be Richard Henry Pratt.

Pratt is known for his efforts to assimilate Native American children into the white American culture, which he believed would help them become successful members of the society. In 1879, Pratt founded the Carlisle Indian Industrial School in Pennsylvania, which was the first off-reservation Indian boarding school in the United States.

Pratt's philosophy was summed up by his famous statement, "Kill the Indian, Save the Man," which reflected his belief that Native American culture and traditions were hindrances to the success of the children he sought to educate.

Despite his intentions, the boarding schools were often traumatic experiences for Native American children who were separated from their families, punished for speaking their native languages, and forced to conform to a culture that was foreign to them.

To know more about Richard Henry Pratt here

https://brainly.com/question/794224

#SPJ4

Daphnia is an acuatic microarthropod which depends on the environment to perform its metabolic tasks. Arthropods are poikolotermic, which means their body temperature depends in the environment's temperature. Considering the above, it would be important to measure the following variables for some period fo time, let's say 90 days: 1) temperature, 2)salinity, 3)organic matter and 4) pH. Number of days is important, so we could give Daphnia time to acclimate to its new environment. We should measure at least to points, in the beginning, to measure the immediate to response to the abiotic change, and at the end, to measure the effect of the measured variable in Daphnias heart.

The design could comprise treatments with normal values of this variables where Daphnia lives, and with a couple of extreme values (both upper and lower extremes. For example, imagine Daphnia uses to live in lakes with mean temperature of 19 C, then this would be the control case for temperature and you could also use 14 C and 24 C, as the treatments to explore the effects of temperature variation. In any case the choice of values should be informed by literature. For example with ongoing climate change, you could use the projected rises in temperature to explore how Daphnia would perform in those cases. After performing the individual variable assays (I mean, temperature fluctuates, the rest of parameters are hold the same). It would be pretty informative to combine variables. Let's say, how could Daphni behave with warming and acidic pH. Another example, how could Daphnia behave with warming and organic matter enrichment/oligotrophy (poor concentration of nutrients). In this way you could asses more realistic scenarios, since nature has these and much more variables playing simultaneously. According to the problem, heart rate is the variable of interest (that is of our response variable), therefore we should measure heartrate in all the conditions mentioned above. As all organismis search to keep their metabolism/functions (that includes heart rate, among many other) with major changes, we should see some fluctuations in the begginng of the assay, but their will tend to stabilize if Daphnia is able to cope with the altered environment conditions.

Answer:

Photosynthesis is the process that plants use in the presence of sunlight to convert carbon dioxide taken in by their leaves and water taken in through the roots to produce oxygen and sugar (glucose).

The liquid portion of a blood specimen (without and anticoagulant) is called plasma.

Plasma is the liquid component of blood that is obtained by separating the cellular components from the blood specimen without using an anticoagulant. It contains proteins, electrolytes, hormones, and other substances that are necessary for various physiological processes in the body.

plasma is an essential component of blood that carries important substances like nutrients, hormones, and proteins throughout the body. It also helps to maintain fluid balance and regulate blood pressure. When a blood specimen is collected without an anticoagulant, it forms a clot, and the liquid portion that is obtained is called serum. However, when an anticoagulant is added, the liquid portion is called plasma. The anticoagulant prevents the blood from clotting and allows for the separation of the cellular components from the liquid portion. In conclusion, plasma is the liquid component of blood that is obtained when a blood specimen is collected with an anticoagulant.

To know more about plasma visit:

brainly.com/question/13153516

#SPJ11

Answer:

All organisms in that food chain would starve until they die unless they could possibly move to a different habitat.

Explanation:

And because of all those organisms not being able to properly feed due to an organism missing in the food chain of that habitat, the population of those animals would decrease as well.

Modified atmosphere is the name of the technology where the environment around the fruit or vegetable is altered to slow respiration.

Modified Atmosphere Packaging, also known as MAP, is the process of changing the atmosphere inside the packaging that contains perishable foods (for example, beef, pork, chicken, and fish). Increased shelf life for the product inside is the aim of the process. Many goods have longer shelf lives and stay fresher because to MAP. Cheese, meats, seafood, and other perishable foods are some of these. Oxygen is frequently used to package these foods, and MAP is used to remove it. Oxygen causes lipid oxidation processes. Furthermore, it raises the respiration rates of fruits and vegetables. Reduced shelf life is a result of higher respiration rates.

Aerobic spoilage grows more quickly when oxygen is present. It's also possible that unwelcome bacteria of other types could develop.

Learn more about  Modified atmosphere here:

https://brainly.com/question/14301408

#SPJ4

Answer:

Blood.

The heart.

The right side of the heart.

The left side of the heart.

Blood vessel.

Arteries.

Capillaries.

Veins.

Answer:Birds, like mammals, have a 4-chambered heart (2 atria & 2 ventricles), with complete separation of oxygenated and de-oxygenated blood. The right ventricle pumps blood to the lungs, while the left ventricle pumps blood to the rest of the body.

Explanation:

Explanation:

Although the rat liver is typically lobated2 and its ap- pearance does not resemble that of the human liver, the hepatic lobes of the rat liver have been found to be equivalent to the sectors of the human liver. As rats and humans belong to the class Mammalia, similar em- bryological

In conclusion, the functional characterization of novel rare CYP2A6 variants provides valuable insights into their effects on drug metabolism and potential implications for clinical outcomes.

The functional characterization of novel rare CYP2A6 variants is important for understanding their impact on clinical outcomes. CYP2A6 is an enzyme involved in the metabolism of drugs, toxins, and carcinogens. Variants in this gene can alter the enzyme's activity, leading to differences in drug metabolism and potential implications for patient response to medications.
To perform functional characterization, researchers analyze the enzymatic activity of the variants. This involves studying how the variants affect the metabolism of specific substrates.

For example, they may measure the rate of drug metabolism or assess the binding affinity of the enzyme for the substrate.
By comparing the activity of the novel variants to the normal enzyme, researchers can determine whether the variants are associated with altered drug metabolism. This information can then be used to predict the potential clinical implications for patients carrying these variants.
In conclusion, the functional characterization of novel rare CYP2A6 variants provides valuable insights into their effects on drug metabolism and potential implications for clinical outcomes.

To know more about characterization visit:

https://brainly.com/question/30241716

#SPJ11

Answer:

Hi there!

Your answer is:

It is very important for the cell membrane to be semi-permeable because the ability to pick and choose what comes in and out of the cell keeps the cell safe! The membrane can choose to block out nasty germs and can also choose to get rid of internal waste.

An example of when this is important is in this scenario:

Let's say the cells are in a really salty solution. Naturally, salt will want to pull the water out of the cell. If the membrane wasn't semi permeable, the water would listen to the salt and leave the cell. This would cause cell death. BECAUSE the membrane is semi permeable, they can choose not to give the salt any water, keeping them alive

Hope this helps

Hans Selye postulated that genetic weaknesses, inadequate diet, infections, and other individual differences facilitate the effect of stress.

Hans Selye was an endocrinologist and the pioneer of the general adaptation syndrome (GAS) theory, which describes how the body responds to stress.

According to Selye, stress is a non-specific response of the body to any demand or challenge placed upon it.

Selye's theory suggests that certain factors can increase an individual's vulnerability to the negative effects of stress. Genetic weaknesses refer to inherited traits or predispositions that may make someone more susceptible to stress-related illnesses or conditions.

Inadequate diet can weaken the body's resilience and impair its ability to cope with stress. Infections and other health issues can also contribute to the impact of stress by taxing the body's resources and compromising its overall well-being.

To learn more about Hans Selye here:

https://brainly.com/question/14570156

#SPJ11

Answer:

B. nucleic acids

Explanation:

The statement is completed as"The close contact between newborns and family members allows them to become contaminated with microbes that become established as their microbiota."

Generally, a microbiota is simply defined as microscopic organisms found in a specific environment,

In conclusion, the function of microbiota includes direct competition for limited nutrients and modulation of host immune responses, to protect the intestine.

Read more about the Environment

https://brainly.com/question/17413226

The statement "All the major views of personal identity claim that in order for a person to survive through time, they must maintain the continued existence of a substance (though some claim a material substance is necessary while others say an immaterial substance is necessary)" is True.

Personal identity is the philosophy that seeks to understand the character of humans. It enquires about the persistence of humans over time and their identity between different contexts.

The definition of personal identity is usually derived from the three criteria of memory, consciousness, and self-awareness. A "person" may be described as someone with a certain type of immaterial mind or substance. Even so, others see personal identity as something connected to an individual's physical body, which, in turn, is part of the larger physical universe.

To know more about substance visit:

https://brainly.com/question/13320535

#SPJ11

Answer:

lizards cooperate to find food and share what they find with other lizards

Types and relative amounts of organic molecules synthesized by each organism is responsible for the uniqueness of individuals organism.

Carbon-containing molecules including DNA, chromosomes, and proteins are known as organic molecules. As a result, the organic compounds found in these organisms differ among them.

For example, Humans have 23 pairs of chromosomes while monkeys have 24 pairs chromosomes.

The organism's elemental composition is remains unaffected. For instance, all species share the same components in their DNA. Size is irrelevant. Although an organism may need inorganic substances, they don't add to the distinctiveness of organisms.

Therefore, the correct option is B.

To know more about organic molecules refer here:

https://brainly.com/question/10504103#

#SPJ4

Stress provokes the amygdala to initiate a memory trace that boosts activity in the brain's memory-forming areas.

The amygdala is a small almond-shaped structure located in the brain's temporal lobe that plays a key role in the processing of emotions, particularly negative emotions like fear and anxiety. The amygdala also plays an important role in memory formation, particularly the formation of emotionally charged memories.

Stress is a type of emotion that activates the amygdala and triggers the release of stress hormones like cortisol, which in turn boosts activity in the brain's memory-forming areas. This is why stress can sometimes improve memory performance, but too much stress can also have the opposite effect and impair memory function.

to know more about  memory-forming areas visit :

https://brainly.com/question/32111280

#SPJ11

Answer:

Sickle cell disease is due to a type of substitution mutation.

Explanation:

Sickle cell disease is a condition that is transmitted from parents to children in an autosomal recessive inheritance pattern. It is due to a mutation that is capable of altering the shape of the erythrocyte, as well as its ability to circulate and carry oxygen.

The mutation that occurs in sickle cell disease is due to an alteration in the β-chain of hemoglobin, caused by the substitution of thymine base by adenine in the DNA that determines it. As a result, valine replaces glutamic acid in the β-chain amino acid sequence, with the consequences described.

when a protein is treated with 6 m urea it becomes denatured. the interactions stabilizing the protein that is affected and lead to denaturation with urea treatment are hydrogen bonds.

Denaturation of protein results from treating it with urea at a concentration of 6 M. When a protein's typical structure is warped as a result of some of the hydrogen bonds being broken, the protein is said to have become denatured. Because of this, every interaction that is normally present in the protein is disrupted, which ultimately leads to the protein becoming denatured. So hydrogen bonding is the answer to the question.

You can also learn about hydrogen bonding from the following question:

https://brainly.com/question/15099999

#SPJ4

These traits into consideration when selecting an experimental organism, it is possible to minimize the risks associated with conducting experiments and ensure the safety of oneself and the environment.

When choosing an experimental organism, it is important to consider its safety to avoid any potential harm to oneself or the environment. The following traits or characteristics should be taken into consideration:

1. Non-toxic: The organism should not produce any toxins that could harm humans or the environment.

2. Non-invasive: The organism should not have invasive traits that could potentially harm other organisms or the ecosystem.

3. Non-pathogenic: The organism should not carry any harmful pathogens that could cause disease or harm to humans or other organisms.

4. Controlled growth: The organism should have a controlled growth rate to prevent overgrowth that could potentially disrupt the ecosystem.

5. Non-allergenic: The organism should not produce any allergens that could harm or cause allergic reactions in humans or other organisms.

By taking these traits into consideration when selecting an experimental organism, it is possible to minimize the risks associated with conducting experiments and ensure the safety of oneself and the environment.

Learn more about experimental organism

brainly.com/question/29995986

#SPJ11

The best explanation for the microvilli on the apical surface of the proximal convoluted tubule (PCT) is that they increase the surface area and allow for a greater volume of filtrate components to be reabsorbed.

The PCT is a part of the nephron in the kidney that is responsible for reabsorbing most of the filtered fluid and solutes from the glomerular filtrate. The microvilli on the apical surface of the PCT increase the surface area available for reabsorption, which allows for a greater volume of filtrate components to be reabsorbed.

Microvilli are tiny projections on the surface of a cell that increase its surface area. In the PCT, the microvilli create a brush border, which greatly increases the surface area of the PCT. This increased surface area allows for more efficient reabsorption of water, ions, and nutrients from the filtrate.

Learn more about PCT here:

https://brainly.com/question/29422978

#SPJ11

Answer:

CNJSCLSL

Explanation:

NSKCNOCNWOKNWK, POINTS

The prefix "A-" or "An-" indicates the absence, while "spermato-" refers to sperm, and "-ia" indicates a condition.

To build a medical word that means "condition without sperm," we can break down the meaning into its constituent parts and combine appropriate word roots, prefixes, and suffixes. In this case, the relevant word parts are:

"A-" or "An-": This is a prefix that means "without" or "lack of." It is used to indicate the absence or absence of a particular condition or characteristic.

"Spermato-": This word root refers to "sperm" or "spermatozoa," which are the male reproductive cells involved in fertilization.

"-ia": This suffix is used to denote a "condition" or "state of."

By combining these word parts, we can form the medical term "Aspermia" or "Anaspermia." Both terms are used interchangeably to describe the condition of the absence or lack of sperm in the semen or ejaculate. The prefix "A-" or "An-" indicates the absence, while "spermato-" refers to sperm, and "-ia" indicates a condition.

Aspermia or Anaspermia can result from various factors such as genetic disorders, hormonal imbalances, structural abnormalities, infections, or certain medical treatments. It is important to note that the term "aspermia" specifically refers to the absence of sperm, while "azoospermia" refers to the absence of sperm in the semen.

A healthcare professional would further evaluate the individual's medical history, perform appropriate tests, and provide a definitive diagnosis based on the specific circumstances.

To know more about medical term, refer to the link below:

https://brainly.com/question/30508857#

#SPJ11

Hi! The role of bile salts in breaking up fat globules into smaller droplets is best described as a. lipid emulsification. That is correct.

Bile salts play a crucial role in the digestion and absorption of fats in the small intestine. They act as emulsifiers, breaking up large fat globules into smaller droplets, which increases the surface area available for the digestive enzymes to act upon. This process is known as lipid emulsification and is essential for the proper breakdown and absorption of fats in the body.

Learn more about bile salts here:

https://brainly.com/question/28026996

#SPJ11

All - growth, exchange of gases, excretion, reproduction, and death (option d).

All living organisms undergo various life processes to maintain their existence. Let's analyze each option to determine which life processes are carried out by an organism's cells:

A. Only growth and exchange of gases: While cells are involved in growth and exchange of gases, they also participate in other life processes. This option is incomplete.

B. Only growth, exchange of gases, and reproduction: Cells play a crucial role in reproduction as they are responsible for the production of gametes and the process of cell division. However, there are additional life processes that cells also undertake.

C. Only growth, exchange of gases, excretion, and reproduction: This option includes excretion in addition to growth, exchange of gases, and reproduction. Cells participate in excretion by eliminating waste materials. However, there is one more life process that cells experience.

D. All - growth, exchange of gases, excretion, reproduction, and death: This option encompasses all the mentioned life processes. Cells are involved in growth as they undergo cell division and increase in number. They exchange gases through processes like respiration. Cells excrete waste products. They participate in reproduction through the formation of gametes and cell division. Lastly, cells also experience death as they have a limited lifespan.

Therefore, the correct answer is D. All - growth, exchange of gases, excretion, reproduction, and death.

For more such questions on reproduction, click on:

https://brainly.com/question/461781

#SPJ8